Nationwide opinion polling for the Republican Party 2016 presidential primaries

This is a list of nationwide public opinion polls that have been conducted relating to the Republican primaries for the 2016 United States presidential election. The persons named in the polls were either declared candidates, former candidates, or received media speculation about their possible candidacy. On May 4, 2016, Donald Trump became the sole contender and presumptive nominee.

Aggregate polling

Poll source	Date(s) included or updated	Ted Cruz	John Kasich	Donald Trump	Others
HuffPost Pollster Model[1]	Updated May 8, 2016	23.4%	13.7%	56.5%	Undecided 5.0% Other 2.7%
FiveThirtyEight Average[2]	Updated May 1, 2016	28.8%	18.2%	43.9%
270 to Win Average[3]	April 12 – May 1, 2016	27.0%	18.0%	46.5%
RealClear Politics Average[4]	April 12 – May 1, 2016	27.0%	18.0%	46.5%

Individual polls

Polls conducted in 2016

Summary of the opinion polls taken since January 2016 for the Republican Party presidential primaries

Polls conducted after March 15 primaries

Poll source	Sample size	Margin of error	Date(s) administered	Ted Cruz	John Kasich	Donald Trump	Others
NBC News/SurveyMonkey[5]	3389	± 2.3%	May 2–8, 2016	21%	13%	60%	Undecided 6%
Ipsos/Reuters[6]	423	± 5.3%	April 30 – May 4, 2016	27%	17%	55%	Won't Vote 2%
Morning Consult[7]	723	± 2.0%	April 29 – May 2, 2016	20%	13%	56%	Other 4% Undecided 7%
CNN/ORC[8]	406	± 5.0%	April 28 – May 1, 2016	25%	19%	49%	Other 3% Don't Know 1%
NBC News/SurveyMonkey[9]	3479	± 2.2%	April 25 – May 1, 2016	22%	14%	56%	Undecided 7%
Morning Consult[10]	757	± 2.0%	April 26–29, 2016	27%	12%	48%	Other 8% Don't Know 5%
IBD/TIPP[11]	354	± 5.0%	April 22–29, 2016	29%	16%	48%	Other 8% Don't Know 1%
Ipsos/Reuters[12]	762	± 4%	April 23–27, 2016	28%	17%	49%	Won't Vote 5%
YouGov/Economist[13]	499	± 2.8%	April 22–26, 2016	28%	19%	49%	No Preference 4%
Suffolk University/USA Today[14]	292	± 5.7%	April 20–24, 2016	29%	17%	45%	Undecided 8% Other 1%
NBC News/SurveyMonkey[15]	2633	± 2.6%	April 18–24, 2016	26%	17%	50%	Undecided 7%
Ipsos/Reuters[16]	546	± 4.8%	April 16–20, 2016	31%	16%	49%	Won't Vote 4%
Pew Research[17]	740	± %	April 12–19, 2016	25%	20%	44%	Other 1% Undecided 2%
Morning Consult[18]	780	± 2.0%	April 15–17, 2016	26%	13%	46%	Other 7% Undecided 8%
NBC News/SurveyMonkey[19]	3333	± 2.3%	April 11–17, 2016	28%	19%	46%	Undecided 7%
NBC News/Wall Street Journal[20]	310	± 5.57%	April 10–14, 2016	35%	24%	40%	None 1%
Fox News[21]	419	± 4.5%	April 11–13, 2016	27%	25%	45%	Other 1% Undecided 1%
Ipsos/Reuters[22]	622	± 4.5%	April 9–13, 2016	32%	21%	44%	Won't Vote 4%
CBS News[23]	399	± 6%	April 8–12, 2016	29%	18%	42%	No Preference 6% None 4%
YouGov/Economist[24]	502	± 2.8%	April 8–11, 2016	25%	18%	53%	No Preference 4%
NBC News/SurveyMonkey[25]	3225	± 2.3%	April 4–10, 2016	30%	16%	46%	Don't Know 8%
Ipsos/Reuters[26]	584	± 4.6%	April 2–6, 2016	38%	19%	39%	Won't Vote 3%
Morning Consult[27]	770	± 2.0%	April 1–3, 2016	27%	14%	45%	Other 6% Don't Know 8%
Public Religion Research Institute/The Atlantic[28]	785	± 2.5%	March 30 – April 3, 2016	32%	21%	36%	Other 2% Don't Know 8%
NBC News/SurveyMonkey[29]	3353	± 2.2%	March 28 – April 3, 2016	28%	18%	45%	Not sure 9%
IBD/TIPP[30]	388	± 5.1%	March 28 – April 2, 2016	31%	19%	38%	Other 7% Not sure 4%
McClatchy/Marist [31]	444	± 4.7%	March 29–31, 2016	35%	20%	40%	Other 1% Not sure 3%
Ipsos/Reuters[32]	665	± 4.3%	March 27–31, 2016	33%	19%	44%	Won't Vote 5%
YouGov/Economist[33]	525	± 2.8%	March 26–29, 2016	29%	18%	48%	No Preference 5%
NBC News/SurveyMonkey[34]	1611	± 3.4%	March 21–27, 2016	27%	18%	48%	Undecided 7%
Pew Research Center[35]	834	± 2.4%	March 17–27, 2016	32%	20%	41%	Don't Know 1%
Public Policy Polling[36]	505	± 4.4%	March 24–26, 2016	32%	22%	42%	Undecided 4%
Morning Consult[37]	803	± 2.0%	March 24–26, 2016	28%	10%	49%	Other 5% Don't Know 8%
Ipsos/Reuters[38]	583	± 4.6%	March 19–23, 2016	28%	20%	45%	Won't Vote 7%
Mclaughin[39]	436	± 3.1%	March 17–23, 2016	28%	16%	45%	Undecided 10%
Fox News[40]	388	± 5.0%	March 20–22, 2016	38%	17%	41%	Other 1% None of the above 2% Don't know 1%
Bloomberg/Selzer[41]	366	± 5.1%	March 19–22, 2016	31%	25%	40%	Not Sure 5%
Morning Consult[42]	754	± 2.0%	March 18–21, 2016	26%	13%	45%	Other 6% Don't Know 10%
Quinnipiac[43]	652	± 3.8%	March 16–21, 2016	29%	16%	43%	Other 3% Undecided 9%
Monmouth University[44]	353	± 5.2%	March 17–20, 2016	29%	18%	41%	Other 2% Undecided 4%
CNN/ORC[45]	397	± 5.0%	March 17–20, 2016	31%	17%	47%	Other 3% None 1%
CBS News/New York Times[46]	362	± 6.0%	March 17–20, 2016	26%	20%	46%	None 4%
Morning Consult[47]	758	± 2.0%	March 16–18, 2016	27%	14%	43%	Other 7% Don't Know 10%
Rasmussen[48]	719	± 4.0%	March 16–17, 2016	28%	21%	43%	5% Other 3% Undecided

Polls conducted after Super Tuesday

Poll source	Sample size	Margin of error	Date(s) administered	Ted Cruz	John Kasich	Marco Rubio	Donald Trump	Others
NBC News/SurveyMonkey[49]	3489	± 2.5%	March 14–20, 2016	24%	16%	6%	45%	Don't Know 8%
Ipsos/Reuters[50]	605	± 4.4%	March 12–16, 2016	24%	9%	13%	46%	Won't Vote 7%
Morning Consult[51]	1516	± 2.0%	March 11–13, 2016	23%	9%	12%	42%	Don't Know 9% Other 5%
NBC News/SurveyMonkey[52]	2280	± 3.1%	March 7–13, 2016	24%	12%	11%	44%	Don't Know 7% No Answer 1%
YouGov/Economist[53]	400	± 2.9%	March 10–12, 2016	22%	11%	10%	53%	No Preference 4%
Ipsos/Reuters[54]	639	± 4.3%	March 5–9, 2016	24%	13%	13%	41%	Won't Vote 5%
Morning Consult[55]	781	± 2.0%	March 4–6, 2016	23%	10%	14%	40%	Don't Know 8% Other 5%
NBC News/Wall Street Journal[56]	397	± 4.9%	March 3–6, 2016	27%	22%	20%	30%	Other 1%
ABC News/Washington Post[57]	400	± 5.5%	March 3–6, 2016	25%	13%	18%	34%	None 5% Other 4%

Polls conducted after the South Carolina primary

Poll source	Sample size	Margin of error	Date(s) administered	Ben Carson	Ted Cruz	John Kasich	Marco Rubio	Donald Trump	Others
NBC News/SurveyMonkey[58]	6,481	± 2.1%	February 29 – March 6, 2016	8%	20%	9%	18%	39%	Don't Know 6%
Ipsos/Reuters[59]	542	± 4.6%	February 27 – March 2, 2016	10%	16%	10%	20%	41%	Won't Vote 4%
NBC News/SurveyMonkey[60]	8,759	± 1.8%	February 22–28, 2016	8%	18%	7%	21%	40%	Don't Know 6%
Morning Consult[61]	777	± 2%	February 26–27, 2016	9%	15%	5%	14%	44%	Other 4% Don't Know 8%
CNN/ORC[62]	427	± 5%	February 24–27, 2016	10%	15%	6%	16%	49%	Other 3% Don't Know 1%
YouGov/Economist[63]	456	± ?%	February 24–27, 2016	7%	21%	8%	17%	44%	No Preference 3%
SurveyMonkey[64]	1,946	± 3.5%	February 24–25, 2016	8%	19%	8%	21%	39%	Don't Know 6%
Morning Consult[65]	1430	± 2.6%	February 24–25, 2016	9%	14%	5%	19%	42%	Other 2% Don't Know 9%
IBD/TIPP Poll[66]	400	± 5%	February 19–24, 2016	8%	20%	7%	18%	31%
Rasmussen Reports/ Pulse Opinion Research[67]	697	± 4%	February 21–22, 2016	8%	17%	12%	21%	36%	Undecided 4% Other 3%

Polls conducted after the New Hampshire primary

Poll source	Sample size	Margin of error	Date(s) administered	Jeb Bush	Ben Carson	Ted Cruz	John Kasich	Marco Rubio	Donald Trump	Others
Ipsos/Reuters[68]	553	± 4.8%	February 20–24, 2016	3%	8%	22%	8%	13%	42%	Won't Vote 4%
NBC News/SurveyMonkey[69]	3368	± 2.4%	February 15–21, 2016	4%	8%	19%	8%	16%	36%	No Answer 1% Don't Know 7%
Fox News[70]	404	± 4.5%	February 15–17, 2016	9%	9%	19%	8%	15%	36%	Other 1% Don't Know 3%
Ipsos/Reuters[71]	517	± 4.9%	February 13–17, 2016	9%	10%	17%	9%	11%	40%	Jim Gilmore 1% Won't Vote 4%
Morning Consult[72]	662	± ?%	February 15–16, 2016	7%	11%	12%	3%	14%	41%	Someone Else 3% Don't Know 9%
NBC News/ Wall Street Journal[73]	400	± 4.9%	February 14–16, 2016	4%	10%	28%	11%	17%	26%	None 1% Not Sure 3%
CBS News/ New York Times[74]	581	± 5.0%	February 12–16, 2016	4%	6%	18%	11%	12%	35%	Someone Else 1% None of them 5%
Robert Morris[75]	259	± 3.0%	February 11–16, 2016	5.8%	12.4%	18.5%	3.9%	14.3%	37.8%	Other 7.3%
YouGov/Economist[76]	472	± ?%	February 11–15, 2016	6%	7%	19%	11%	16%	39%	Other 1% No Preference 1%
USA Today/ Suffolk University[77]	358	± 5.2%	February 11–15, 2016	6%	4%	20%	7%	17%	35%	Undecided 12%
Quinnipiac[78]	602	± 4%	February 10–15, 2016	4%	4%	18%	6%	19%	39%	Won't Vote 1% Don't Care 9%
Morning Consult[79]	710	± 3.7%	February 10–11, 2016	8%	10%	17%	4%	10%	44%	Don't know/no opinion 6%

Polls conducted after the Iowa caucuses

Poll source	Sample size	Margin of error	Date(s) administered	Jeb Bush	Ben Carson	Chris Christie	Ted Cruz	Carly Fiorina	Jim Gilmore	John Kasich	Marco Rubio	Donald Trump	Others
NBC News/SurveyMonkey[80]	3411	± 1.1%	February 8–14, 2016	4%	8%	2%	18%	1%	—	7%	14%	38%	Don't Know 6% No Answer 1%
Ipsos/Reuters[81]	513	± 4.7%	February 6–10, 2016	7%	11%	3%	23%	3%	—	2%	14%	35%	Wouldn't vote 3%
Morning Consult[82]	4287	± 1%	February 3–7, 2016	6%	9%	3%	17%	2%	—	2%	15%	38%	Undecided 8% Someone else 1%
Rasmussen[83]	725	± 4%	February 3–4, 2016	4%	5%	3%	20%	3%	—	6%	21%	31%	Undecided 3% Someone else 3%
Quinnipiac University[84]	507	± 4.4%	February 2–4, 2016	3%	6%	3%	22%	2%	—	3%	19%	31%	Undecided 9% Someone else 1% Won't vote 1%

Polls conducted before the Iowa caucuses

Poll source	Sample size	Margin of error	Date(s) administered	Jeb Bush	Ben Carson	Chris Christie	Ted Cruz	Carly Fiorina	Jim Gilmore	John Kasich	Rand Paul	Marco Rubio	Rick Santorum	Donald Trump	Others
NBC News/SurveyMonkey[85]	2887	± 2.7%	February 1–7, 2016	3%	7%	3%	20%	2%	—	3%	2%	17%	—	35%	Undecided 5% No Answer 1%
Public Policy Polling[86]	531	± 4.3%	February 2–3, 2016	5%	11%	3%	21%	3%	1%	5%	5%	21%	0%	25%	Undecided 1%
Morning Consult[87]	641	± 3.9%	February 2–3, 2016	5%	9%	3%	14%	3%	—	2%	—	12%	1%	38%	Someone Else 5% Don't Know/ No Opinion 8%

Poll source	Sample size	Margin of error	Date(s) administered	Jeb Bush	Ben Carson	Chris Christie	Ted Cruz	Carly Fiorina	Jim Gilmore	Mike Huckabee	John Kasich	Rand Paul	Marco Rubio	Rick Santorum	Donald Trump	Others
Ipsos/Reuters[88]	631	± 4.4%	January 30 – February 3, 2016	7%	8%	5%	16%	2%	0%	2%	3%	2%	14%	0%	36%	Wouldn't vote 4%
Morning Consult[89]	1491	± 2.5%	January 29 – February 1, 2016	7%	9%	3%	12%	1%	1%	3%	2%	3%	8%	1%	41%	Someone else 1% Don't know 8%
NBC News/ SurveyMonkey[90]	3057	± 2.6%	January 25–31, 2016	3%	7%	3%	20%	2%	0%	2%	3%	3%	12%	1%	39%	Don't know 4% No answer 2%
YouGov/Economist[91]	481	± 2.0%	January 27–30, 2016	4%	4%	2%	18%	2%	1%	2%	5%	4%	14%	1%	43%
IBD/TIPP[92]	395	± 5.0%	January 22–27, 2016	5%	9%	1%	21%	2%	0%	1%	2%	4%	10%	1%	31%	Other 2% Undecided 12% Refused 1%
Bloomberg/ Purple Strategies[93]	1020	± 3.1%	January 22–26, 2016	7%	9%	2%	12%	2%	0%	3%	4%	3%	14%	1%	34%	Someone else 0% None of the above 1% Not sure 9%
Morning Consult[94]	1552	± 2.0%	January 21–24, 2016	7%	10%	3%	11%	1%	—	3%	2%	2%	9%	1%	40%	Other 2% Don't know 5%
CNN/ORC[95]	405	± 3.0%	January 21–24, 2016	5%	6%	4%	19%	2%	—	3%	1%	3%	8%	—	41%
ABC News/ Washington Post[96]	356	± 3.5%	January 21–24, 2016	5%	7%	4%	21%	3%	—	2%	2%	1%	11%	0%	37%	Other 1% None 1% Not voting 5%
Public Religion Research Institute[97]	381	± 3.6%	January 20–24, 2016	5%	14%	2%	14%	2%	—	1%	3%	3%	9%	—	31%	Other 1% Undecided 15%
NBC News/ SurveyMonkey[98]	2327	± 1.3%	January 18–24, 2016	4%	8%	3%	17%	2%	0%	1%	3%	3%	10%	0%	39%	Undecided 9% No Answer 1%
Fox News[99]	405	± 3.0%	January 18–21, 2016	4%	8%	3%	20%	1%	1%	2%	4%	2%	11%	<1%	34%	Don’t know 8%
Zogby[100]	294	± 5.8%	January 19–20, 2016	6%	4%	2%	13%	3%	0%	2%	3%	2%	8%	2%	45%	Undecided 10%
Ipsos/Reuters[101]	588	± 2.8%	January 16–20, 2016	10%	11%	4%	12%	3%	1%	2%	2%	4%	8%	0%	36%	Wouldn't vote 6%
YouGov/Economist[102]	476	± 2.9%	January 15–19, 2016	3%	7%	3%	19%	2%	0%	2%	2%	4%	14%	1%	38%	Other 1% Undecided 3%
Monmouth University[103]	385	± 5.0%	January 15–18, 2016	5%	8%	3%	17%	1%	0%	3%	3%	2%	11%	1%	36%	No One 2% Undecided 8%
Morning Consult[104]	1635	± 2.0%	January 14–17, 2016	7%	8%	3%	13%	2%	—	3%	2%	3%	9%	1%	39%	Someone Else 2% Don't Know 9%
NBC/SurveyMonkey[105]	3342	± 2.3%	January 11–17, 2016	4%	8%	3%	21%	3%	0%	2%	2%	3%	11%	0%	38%	Don't know 5% No Answer 1%
Gravis/ One America News[106]	1,693	± 2.4%	January 14, 2016	5%	6%	5%	21%	3%	—	1%	3%	2%	15%	1%	38%
NBC News/ Wall Street Journal[107]	400	± 4.9%	January 9–13, 2016	5%	12%	5%	20%	3%	—	1%	3%	3%	13%	—	33%	None 1% Undecided 1%
Ipsos/Reuters[108]	575	± 2.8%	January 9–13, 2016	10%	11%	4%	14%	3%	0%	3%	2%	3%	6%	1%	38%	Wouldn't vote 5%
YouGov/Economist[109]	552	± 4.6%	January 9–11, 2016	5%	6%	4%	20%	3%	0%	3%	3%	3%	11%	2%	36%	Other 2% Undecided 3%
Gravis Marketing/ One America News[110]	832	± 2%	January 10, 2016	6%	5%	3%	20%	4%	—	2%	4%	2%	11%	0%	41%	Don't know 5%
Morning Consult[111]	878	± 2.0%	January 8–10, 2016	5%	12%	4%	10%	1%	—	2%	2%	3%	9%	0%	42%	Other 2% Undecided 8%
CBS News/ New York Times[112]	442	N/A	January 7–10, 2016	6%	6%	3%	19%	3%	—	4%	2%	1%	12%	0%	36%	Undecided 7%
NBC/SurveyMonkey[113]	2825	± 1.2%	January 4–10, 2016	3%	9%	3%	20%	2%	0%	2%	2%	3%	11%	0%	38%	Don't know 5%
IBD/TIPP[114]	389	± 4%	January 4–8, 2016	4%	8%	4%	18%	2%	—	1%	2%	3%	9%	—	34%	Don't know 11%
Fox News[115]	423	± 4.5%	January 4–7, 2016	4%	10%	2%	20%	3%	0%	1%	2%	2%	13%	0%	35%	Don’t know 6% Others 2%
Ipsos/Reuters[116]	634	± 4.4%	January 2–6, 2016	8%	11%	3%	14%	1%	0%	2%	1%	3%	8%	0%	42%	Wouldn't vote 7%
YouGov/Economist[117]	469	± 4%	December 31, 2015 – January 6, 2016	4%	6%	4%	19%	3%	0%	2%	4%	5%	13%	1%	36%	Don't know 2%
NBC/SurveyMonkey[118]	949	± 1.9%	December 26, 2015 – January 3, 2016	6%	9%	4%	18%	3%	0%	2%	2%	2%	13%	1%	35%	Don't know 6% No Answer 1%

Polls conducted in 2015

Polls in 2015 

Poll source	Sample size	Margin of error	Date(s) administered	Jeb Bush	Ben Carson	Chris Christie	Ted Cruz	Carly Fiorina	Jim Gilmore	Mike Huckabee	John Kasich	George Pataki	Rand Paul	Marco Rubio	Rick Santorum	Donald Trump	Others
Ipsos/Reuters[119]	722	± 2.5%	December 26–30, 2015	6%	12%	2%	14%	1%	0%	2%	1%	0%	3%	12%	1%	39%	Wouldn't vote 6%
WND/Clout[120]	445	± 3.35%	December 18–27, 2015	6%	9%	5%	23%	2%	—	—	4%	—	—	10%	—	38%	Other 3%
Ipsos/Reuters[121]	626	± 4.5%	December 19–23, 2015	7%	10%	3%	13%	2%	0%	3%	2%	0%	2%	9%	3%	39%	Wouldn't vote 6%

Poll source	Sample size	Margin of error	Date(s) administered	Jeb Bush	Ben Carson	Chris Christie	Ted Cruz	Carly Fiorina	Jim Gilmore	Lindsey Graham	Mike Huckabee	John Kasich	George Pataki	Rand Paul	Marco Rubio	Rick Santorum	Donald Trump	Others
YouGov/Economist[122]	475	± 4.5%	December 18–21, 2015	5%	7%	3%	19%	3%	0%	0%	1%	3%	0%	6%	14%	1%	35%	Others 1% No Preference 2%
CNN/ORC[123]	438	± 4.5%	December 17–21, 2015	3%	10%	5%	18%	1%	0%	1%	2%	2%	0%	4%	10%	0%	39%	Undecided/ Someone Else 5%
Emerson College[124]	415	± 3.5%	December 17–20, 2015	6%	7%	6%	21%	5%	—	0%	1%	3%	—	1%	13%	—	36%	Undecided 1% Other 1%
Quinnipiac[125]	508	± 4.4%	December 16–20, 2015	4%	10%	6%	24%	2%	0%	0%	1%	1%	0%	2%	12%	1%	28%	Someone Else 0% Wouldn't Vote 0% DK/NA 8%
Fox News[126]	402	± 3.0%	December 16–17, 2015	3%	9%	3%	18%	3%	0%	0%	1%	2%	0%	3%	11%	1%	39%	Other 0% Someone else 1% Don't Know 6%
Public Policy Polling[127]	532	± 4.3%	December 16–17, 2015	7%	6%	5%	18%	4%	0%	1%	4%	2%	0%	2%	13%	1%	34%	Undecided 2%
Morning Consult[128]	861	± 3.0%	December 16–17, 2015	7%	12%	2%	11%	2%	—	—	—	—	—	3%	9%	—	36%	Someone else 7% Don't Know 11%
Ipsos/Reuters[129]	730	± 2.5%	December 12–16, 2015	7%	11%	3%	14%	3%	0%	1%	5%	2%	0%	3%	10%	0%	36%	Wouldn't vote 6%
Morning Consult[130]	1530	± 2.0%	December 11–15, 2015	7%	10%	3%	9%	3%	—	1%	3%	2%	1%	3%	7%	1%	40%	Someone Else 1% Don't Know 11%
ABC/Washington Post[131]	362	± 3.5%	December 10–13, 2015	5%	12%	4%	15%	1%	—	1%	1%	2%	0%	2%	12%	0%	38%	Other 2% None of these 2% Would not vote 0% No Opinion4%
Monmouth University[132]	385	± 5.0%	December 10–13, 2015	3%	9%	2%	14%	2%	0%	1%	2%	3%	1%	2%	10%	0%	41%	Other 0% No One 2% Undecided 6%
NBC News/ Wall Street Journal[133]	400	± 4.9%	December 6–9, 2015	7%	11%	3%	22%	5%	—	—	3%	2%	—	2%	15%	—	27%	Other 0% None 0% Not Sure3%
Ipsos/Reuters[134]	494	± 3.0%	December 5–9, 2015	5%	13%	4%	11%	2%	0%	2%	2%	2%	1%	1%	12%	1%	37%	Wouldn't vote 6%
YouGov/Economist[135]	455	± 3.0%	December 4–9, 2015	5%	8%	4%	13%	2%	0%	1%	3%	2%	0%	4%	18%	1%	35%	Other 1% No Preference 2%
Gravis Marketing/ One America News[136]	691	± 3.7%	December 7–8, 2015	6%	9%	4%	16%	3%	—	1%	2%	3%	—	2%	11%	1%	42%
CBS/New York Times[137]	431	± 6.0%	December 4–8, 2015	3%	13%	3%	16%	1%	0%	0%	3%	3%	0%	4%	9%	0%	35%	Someone Else 0% None of Them 2% Don't Know/No Answer 7%
Zogby[138]	271	± 6.0%	December 7, 2015	7%	13%	4%	8%	3%	—	—	1%	1%	1%	1%	12%	—	38%	Not sure 10% Someone else 2%
Morning Consult[139]	865	± 2.0%	December 3–7, 2015	5%	12%	3%	7%	2%	1%	1%	3%	2%	1%	2%	10%	0%	41%	Don't know 9% Someone else 1%
Public Religion Research Institute[140]	376	± 3.7%	December 2–6, 2015	10%	16%	3%	10%	2%	—	—	1%	2%	—	4%	12%	0%	24%	Other 3% Don't Know/Refused 14%
Suffolk/USA Today[141]	357	± 5.2%	December 2–6, 2015	4%	10%	2%	17%	1%	—	—	1%	2%	—	2%	16%	1%	27%	Other 1%
Ipsos/Reuters[142]	770	± 4.0%	November 30 – December 4, 2015	10%	14%	3%	8%	3%	1%	0%	2%	2%	0%	4%	13%	0%	35%	Wouldn't vote 4%
IBD/TIPP[143]	901	± 3.3%	November 30 – December 4, 2015	3%	15%	2%	13%	3%	0%	0%	2%	2%	0%	2%	14%	0%	27%
Ipsos/Reuters[142]	351	± 6.0%	November 28 – December 2, 2015	11%	17%	2%	11%	2%	0%	0%	2%	1%	0%	4%	7%	0%	36%	Wouldn't vote 6%
CNN/ORC[144]	1020	± 3.0%	November 27 – December 1, 2015	3%	14%	4%	16%	3%	0%	0%	2%	2%	0%	1%	12%	0%	36%	Someone else 1% None 4% No opinion 2%
Quinnipiac[145]	672	± 3.8%	November 23–30, 2015	5%	16%	2%	16%	3%	0%	0%	1%	2%	0%	2%	17%	0%	27%	Wouldn't vote 1% DK/NA 8%
Ipsos/Reuters[146]	352	± 6.0%	November 21–25, 2015	6%	9%	4%	11%	3%	3%	0%	3%	3%	2%	2%	10%	0%	37%	Wouldn't vote 6%
Gravis Marketing/ One America News[147]	523	± 3.0%	November 23, 2015	8%	15%	2%	12%	2%	—	2%	2%	4%	—	3%	14%	1%	37%
YouGov/Economist[148]	600	± 3.1%	November 19–23, 2015	6%	10%	3%	12%	4%	0%	1%	2%	4%	0%	4%	14%	0%	36%	Undecided 3%
Ipsos/Reuters[149]	936	± 3.5%	November 20, 2015	6%	15%	3%	7%	2%	1%	1%	3%	3%	0%	4%	10%	1%	39%	Wouldn't vote 6%
Fox News[150]	434	± 4.5%	November 16–19, 2015	5%	18%	3%	14%	3%	0%	<1%	3%	2%	1%	2%	14%	0%	28%	Other 1% None of the above 1% Don't know 5%

Poll source	Sample size	Margin of error	Date(s) administered	Jeb Bush	Ben Carson	Chris Christie	Ted Cruz	Carly Fiorina	Jim Gilmore	Lindsey Graham	Mike Huckabee	Bobby Jindal	John Kasich	George Pataki	Rand Paul	Marco Rubio	Rick Santorum	Donald Trump	Others
ABC/Washington Post[151]	373	± 6.0%	November 16–19, 2015	6%	22%	2%	8%	4%	—	1%	3%	<1%	3%	<1%	3%	11%	1%	32%	Other 5%
Ipsos/Reuters[152]	1299	± 3.1%	November 14–18, 2015	6%	14%	3%	8%	3%	0%	0%	3%	1%	2%	0%	5%	11%	1%	37%	Wouldn't vote 6%
Public Policy Polling[153]	607	± 2.7%	November 16–17, 2015	5%	19%	3%	14%	4%	0%	1%	4%	0%	3%	1%	2%	13%	0%	26%	Undecided 2%
Bloomberg/Selzer[154]	379	± 3.1%	November 15–17, 2015	6%	20%	4%	9%	3%	—	1%	3%	—	3%	1%	3%	12%	1%	24%	Not Sure 1% Uncommited 5%
NBC/SurveyMonkey[155]	2440	± 1.9%	November 15–17, 2015	4%	18%	3%	18%	3%	0%	0%	2%	1%	2%	0%	2%	11%	1%	28%	No Answer 1% Other 2% Undecided 6%
Morning Consult[156]	774	± 2.0%	November 13–16, 2015	6%	19%	2%	7%	3%	—	1%	3%	0%	1%	0%	2%	7%	0%	38%	Other 2%, undecided 9%
Ipsos/Reuters[157]	257	± 7.0%	November 13, 2015	4%	23%	1%	7%	3%	0%	1%	3%	0%	2%	0%	2%	10%	0%	42%	Wouldn't vote 1%
YouGov/UMass[158]	318	± 6.4%	November 5–13, 2015	3%	22%	2%	13%	4%	0%	<1%	1%	1%	4%	0%	4%	9%	<1%	31%
Rasmussen Reports[159]	672	± 4.0%	November 11–12, 2015	8%	20%	—	13%	4%	—	—	—	—	—	—	—	16%	—	27%	Other 7% Undecided 5%
Ipsos/Reuters[160]	555	± 4.1%	November 7–11, 2015	6%	17%	1%	10%	5%	0%	1%	4%	1%	1%	0%	3%	10%	2%	33%	Wouldn't vote 5%
Public Religion Research Institute[161]	147	± ?%	November 6–10, 2015	8%	22%	3%	10%	2%	—	—	6%	—	3%	—	0%	9%	—	20%	Other/Don't Know 12%
YouGov/Economist[162]	446	± 3.0%	November 5–9, 2015	3%	18%	3%	10%	3%	1%	1%	4%	2%	4%	0%	4%	13%	1%	32%	Other 0%
Morning Consult[163]	1567	± 2.0%	November 5–8, 2015	8%	19%	2%	7%	2%	—	0%	3%	1%	1%	0%	2%	7%	1%	34%	Other 1% Undecided 11%
Ipsos/Reuters[164]	618	± 4.5%	October 31 – November 4, 2015	10%	19%	3%	8%	5%	0%	1%	3%	1%	2%	1%	2%	10%	0%	29%	Wouldn't vote 5%
McClatchy/Marist[165]	431	± 2.6%	October 29 – November 4, 2015	8%	24%	2%	8%	3%	0%	0%	3%	1%	4%	1%	5%	12%	1%	23%	Undecided 4%
Fox News[166]	476	± 3.0%	November 1–3, 2015	4%	23%	2%	11%	3%	0%	0%	4%	0%	4%	0%	4%	11%	0%	26%	None of the Above/Other 1% Undecided 5%
USC/LA Times/ SurveyMonkey[167]	1292	± 3.0%	October 29 – November 3, 2015	4%	21%	1%	10%	4%	0%	0%	2%	1%	2%	0%	2%	12%	1%	25%	Other 2% Undecided 13%
Quinnipiac University[168]	502	± 4.4%	October 29 – November 2, 2015	4%	23%	3%	13%	2%	—	—	1%	—	3%	—	2%	14%	1%	24%	Other 1% Undecided 9%
Ipsos/Reuters[169]	635	± 4.4%	October 28 – November 2, 2015	10%	18%	3%	6%	5%	0%	0%	3%	1%	3%	0%	3%	10%	1%	31%	Wouldn't Vote 6%
Morning Consult[170]	937	± 2.0%	October 29 – November 1, 2015	7%	21%	4%	9%	2%	—	0%	3%	1%	1%	1%	3%	7%	0%	31%	Other 1% Undecided 10%
Zogby[171]	344	± 5.4%	October 30–31, 2015	7%	17%	2%	7%	2%	0%	1%	2%	1%	1%	0%	4%	10%	1%	30%	None of the Above/Other 1% Undecided 11%
Gravis Marketing/ One America News[172]	1504	± 2.5%	October 29, 2015	4%	23%	3%	8%	6%	—	1%	1%	0%	2%	0%	4%	15%	0%	33%
NBC/SurveyMonkey[173]	1226	± 1.5%	October 27–29, 2015	5%	26%	2%	10%	4%	0%	0%	2%	0%	2%	0%	2%	9%	0%	26%	No Answer/Other 1% Undecided 8%
NBC News/ Wall Street Journal[174]	400	± 4.9%	October 25–29, 2015	8%	29%	3%	10%	3%	0%	0%	3%	0%	3%	0%	2%	11%	0%	23%	None 1% Other 1% Undecided 3%
IBD[175]	402	± 5.0%	October 24–29, 2015	6%	23%	1%	6%	3%	0%	0%	1%	2%	1%	0%	2%	11%	1%	28%	Wouldn't Vote/ Undecided 15%
Ipsos/Reuters[176]	584	± 2.7%	October 24–28, 2015	9%	27%	3%	5%	4%	0%	1%	2%	1%	4%	1%	3%	6%	0%	29%	Wouldn't Vote 6%
YouGov/ Economist[177]	407	± 3%	October 23–27, 2015	8%	18%	2%	8%	3%	0%	1%	2%	1%	4%	0%	4%	11%	1%	32%	Other 0% Undecided 3%
Gravis Marketing/ One America News[178]	906	± 3%	October 26, 2015	8%	22%	2%	6%	6%	—	2%	3%	0%	3%	0%	2%	11%	1%	36%
Morning Consult[179]	714	± 2.0%	October 22–25, 2015	8%	20%	3%	3%	3%	0%	0%	4%	2%	2%	1%	3%	6%	1%	35%	Other 1% Undecided 10%
CBS News/ New York Times[180]	575	± 6%	October 21–25, 2015	7%	26%	1%	4%	7%	0%	2%	4%	0%	4%	0%	4%	8%	1%	22%	Someone Else <1% None of them 3% Don't know/No answer 6%
Ipsos/Reuters[181]	806	± 3.9%	October 17–21, 2015	9%	18%	3%	5%	6%	0%	1%	4%	2%	4%	1%	3%	6%	1%	31%	Wouldn't vote 8%
Morning Consult[182]	770	± 2.0%	October 15–19, 2015	6%	14%	4%	5%	3%	—	1%	3%	1%	2%	1%	2%	5%	1%	40%	Other 2% Undecided 12%
Monmouth University[183]	348	± 5.3%	October 15–18, 2015	5%	18%	3%	10%	6%	0%	1%	4%	1%	1%	0%	4%	6%	0%	28%	No one 3% Undecided 9%
ABC News/ Washington Post[184]	364	± 6.0%	October 15–18, 2015	7%	22%	3%	6%	5%	—	1%	3%	0%	2%	1%	2%	10%	0%	32%	Other 1% None of these 1% No opinion 0% Would not vote 2%
Emerson College[185]	403	± 4.8%	October 16–17, 2015	8%	23%	2%	6%	6%	—	—	4%	—	3%	—	0%	14%	0%	32%	Other 0% Undecided 2%
NBC News/ Wall Street Journal[186]	400	± 4.9%	October 15–18, 2015	8%	22%	1%	9%	7%	0%	0%	3%	0%	3%	0%	2%	13%	0%	25%	Other 1% Undecided 5% None 1%
CNN/ORC[187]	465	± 4.5%	October 14–17, 2015	8%	22%	4%	4%	4%	0%	1%	5%	0%	3%	0%	5%	8%	2%	27%	Other 1% Undecided 4% None 2%
NBC News/ SurveyMonkey[188]	1881	± 2.0%	October 13–15, 2015	5%	23%	2%	6%	6%	0%	0%	3%	1%	3%	0%	2%	9%	0%	28%	No Answer 2% Other 2% Undecided 7%
Ipsos/Reuters[189]	492	± 3.0%	October 10–14, 2015	11%	19%	3%	4%	3%	1%	0%	3%	1%	2%	0%	4%	8%	1%	33%	Wouldn't Vote 7%
Fox News[190]	398	± 5%	October 10–12, 2015	8%	23%	1%	10%	5%	0%	0%	5%	1%	1%	1%	3%	9%	0%	24%	Other 1% None of the above 1% Don't know 7%
YouGov/Economist[191]	434	± 2.8%	October 8–12, 2015	7%	18%	3%	8%	9%	0%	1%	3%	1%	3%	0%	3%	11%	0%	28%	Other 0% No preference 3%
Morning Consult[192]	749	± 3.58%	October 8–12, 2015	9%	20%	2%	5%	5%	—	1%	4%	0%	3%	1%	3%	5%	1%	34%	Other/Undecided 8%
CBS News[193]	419	± 5%	October 4–8, 2015	6%	21%	3%	9%	6%	—	—	2%	0%	2%	0%	4%	8%	1%	27%	Don't know 11%
Ipsos/Reuters[194]	602	± ?%	October 3–7, 2015	14%	17%	3%	4%	7%	0%	0%	4%	0%	1%	0%	4%	7%	0%	31%	Wouldn't vote 7%
Morning Consult[195]	807 RV	± 3.45%	October 2–5, 2015	7%	13%	4%	5%	6%	—	1%	2%	0%	4%	1%	3%	10%	1%	31%	Other 2% Undecided 10%
Fairleigh Dickinson University[196]	824 RV	± 4.1%	October 1–5, 2015	7%	22%	3%	5%	7%	0%	—	6%	1%	1%	0%	4%	8%	—	26%	Other 1% Would not vote 1% Don't know 8%
Public Policy Polling[197]	627 RV	± 3.9%	October 1–4, 2015	10%	17%	2%	7%	6%	0%	1%	4%	1%	4%	1%	2%	13%	2%	27%	Undecided 3%
Gravis Marketing/ One America News[198]	898 RV	± 3.3%	September 30 – October 1, 2015	7%	17%	2%	7%	9%	—	0%	5%	0%	3%	0%	3%	11%	1%	35%
IBD/TIPP[199]	377 RV	± 5.0%	September 26 – October 1, 2015	8%	24%	2%	6%	9%	0%	0%	2%	1%	4%	0%	3%	11%	0%	17%	Undecided 9%
Ipsos/Reuters[200]	481	± 3.1%	September 26–30, 2015	10%	12%	5%	5%	8%	1%	0%	3%	1%	1%	0%	7%	7%	2%	32%	Wouldn't vote 6%
Suffolk/ USA Today[201][202]	380 LV	5.03%	September 24–28, 2015	8%	13%	1%	6%	13%	—	1%	2%	1%	2%	0%	2%	9%	0%	23%	Other 1% Undecided 18%
Morning Consult[203]	637 RV	± 3.9%	September 24–27, 2015	10%	15%	4%	5%	9%	—	0%	3%	0%	1%	1%	3%	9%	1%	30%	Undecided 9%
NBC News/ Wall Street Journal[204]	230 LV	± 6.5%	September 20–24, 2015	7%	20%	3%	5%	11%	0%	0%	2%	1%	6%	0%	3%	11%	1%	21%	Other 1% None 2% Not Sure 6%
Ipsos/ Reuters[205]	572	± 4.7%	September 19–23, 2015	10%	18%	3%	5%	8%	2%	1%	3%	1%	3%	0%	2%	6%	1%	30%	Scott Walker 2% Wouldn't vote 5%
Fox News[206]	398 LV	± 4.5%	September 20–22, 2015	7%	18%	5%	8%	9%	0%	0%	3%	0%	4%	1%	2%	9%	0%	26%	Other 3% None of the above 1% Don't know 4%
Quinnipiac[207]	737 RV	± 3.6%	September 17–21, 2015	10%	17%	2%	7%	12%	0%	0%	2%	0%	2%	1%	1%	9%	0%	25%	Don't know 9% Someone else 1% Wouldn't vote 4%

Poll source	Sample size	Margin of error	Date(s) administered	Jeb Bush	Ben Carson	Chris Christie	Ted Cruz	Carly Fiorina	Jim Gilmore	Lindsey Graham	Mike Huckabee	Bobby Jindal	John Kasich	George Pataki	Rand Paul	Marco Rubio	Rick Santorum	Donald Trump	Scott Walker	Others
Bloomberg/ Selzer[208]	391 RV	± 5%	September 18–21, 2015	13%	16%	4%	5%	11%	0%	0%	3%	1%	4%	0%	2%	8%	1%	21%	1%	Uncommitted 5% Not sure 5%
Zogby[209]	405 LV	± 5%	September 18–19, 2015	9%	13%	3%	5%	7%	0%	0%	2%	0%	4%	0%	4%	4%	0%	33%	2%
CNN/ORC[210]	444 RV	± 4.5%	September 17–19, 2015	9%	14%	3%	6%	15%	0%	0%	6%	0%	2%	0%	4%	11%	1%	24%	0%	No one 1% No opinion 3% Someone else 0%
NBC News/ Survey Monkey[211]	5,113	± 2%	September 16–18, 2015	8%	14%	3%	7%	11%	0%	0%	2%	0%	2%	1%	3%	7%	0%	29%	3%	No one 1% Don't know 6% Someone else 2%
Morning Consult[212]	504	± 4.4%	September 18, 2015	6%	12%	6%	7%	10%	0%	1%	2%	1%	4%	1%	2%	9%	1%	36%	1%
Gravis Marketing/ One America News[213]	1,377	± 3%	September 17, 2015	6%	12%	4%	6%	22%	0%	0%	2%	0%	4%	0%	2%	15%	1%	22%	3%
Ipsos/Reuters[214]	532	± 4.8%[215]	September 12–16, 2015	8%	14%	6%	5%	2%	0%	0%	7%	1%	2%	0%	2%	3%	1%	35%	4%	Wouldn't vote 8%

Poll source	Sample size	Margin of error	Date(s) administered	Jeb Bush	Ben Carson	Chris Christie	Ted Cruz	Carly Fiorina	Jim Gilmore	Lindsey Graham	Mike Huckabee	Bobby Jindal	John Kasich	George Pataki	Rand Paul	Rick Perry	Marco Rubio	Rick Santorum	Donald Trump	Scott Walker	Others
The Economist/ YouGov[216]	436	± 2.8%	September 11–15, 2015	7%	17%	2%	8%	6%	0%	1%	2%	0%	3%	1%	4%	0%	7%	1%	33%	5%	Other 0% Undecided 4%
Morning Consult[217]	756	± 2.0%	September 11–13, 2015	9%	17%	2%	6%	3%	—	0%	3%	1%	2%	2%	5%	—	3%	1%	33%	2%	Other 1% Undecided 10%
CBS News[218]	376	± 6%	September 9–13, 2015	6%	23%	1%	5%	4%	0%	0%	6%	0%	3%	0%	3%	1%	6%	1%	27%	2%	None of these 4% Other 0% No opinion 9%
ABC News/ Washington Post[219]	342	± ?%	September 7–10, 2015	8%	20%	1%	7%	2%	0%	0%	3%	1%	3%	0%	5%	1%	7%	1%	33%	2%	Wouldn't vote 1% None of these 1% Other 1% No opinion 3%
Ipsos/Reuters [220]	469	± 5.1%	September 5–9, 2015	8%	12%	3%	6%	2%	0%	1%	5%	2%	3%	0%	3%	2%	4%	2%	35%	6%	Wouldn't vote 8%
Emerson College[221]	409	± 4.9%	September 5–8, 2015	12%	20%	1%	6%	3%	—	0%	4%	—	4%	—	1%	0%	8%	—	34%	5%	Other 1% Undecided 2%
CNN/ORC[222]	474	± 4.5%	September 4–8, 2015	9%	19%	2%	7%	3%	0%	1%	5%	1%	2%	0%	3%	0%	3%	1%	32%	5%	Other 3% No one 2% Undecided 2%
Morning Consult[223]	722	± 3.5% [224]	September 4–7, 2015	9%	18%	4%	5%	3%	—	1%	4%	1%	2%	0%	2%	3%	4%	1%	31%	4%	Undecided 9%
Monmouth University[225]	366	± 5.1%	August 31 – September 2, 2015	8%	18%	2%	8%	4%	0%	0%	4%	0%	2%	0%	2%	1%	5%	0%	30%	3%	Other 0% No one 2% Undecided 9%
Morning Consult [226]	769	± 2.0%	August 28–30, 2015	9%	9%	3%	4%	3%	—	0%	6%	1%	2%	0%	1%	4%	6%	2%	37%	5%	Other 1% Undecided 8%
Public Policy Polling [227]	572	± 4.2%	August 28–30, 2015	9%	15%	2%	6%	8%	1%	0%	5%	0%	6%	0%	1%	1%	7%	2%	29%	5%	Undecided 1%
Ipsos/Reuters [228]	412	± 5.5%	August 22–26, 2015	7%	8%	2%	5%	5%	1%	1%	10%	1%	1%	0%	5%	3%	5%	1%	30%	5%	Wouldn't vote 10%
Hot Air/Townhall/ Survey Monkey [229]	959	± ?%	?	8%	8%	2%	3%	5%	0%	1%	2%	1%	5%	1%	3%	1%	5%	1%	24%	1%	Undecided/Not sure 30.3%
Quinnipiac [230]	666	± 3.8%	August 20–25, 2015	7%	12%	4%	7%	5%	0%	0%	3%	0%	5%	0%	2%	1%	7%	1%	28%	6%	Other 1% Don't know 11% Wouldn't vote 0%
Gravis Marketing/ One America News[231]	3,567	± 2.0%	August 21–22, 2015	10%	13%	1%	7%	5%	—	1%	4%	1%	5%	1%	2%	2%	5%	1%	40%	4%
Ipsos/Reuters[232]	294	± 6.5%	August 15–19, 2015	10%	9%	4%	4%	5%	—	1%	7%	2%	2%	0%	5%	4%	4%	1%	29%	9%	Wouldn't vote: 5%
Civis Analytics[233]	757	± 4.2%	August 10–19, 2015	9%	11%	2%	7%	3%	0%	0%	7%	0%	3%	0%	3%	2%	7%	1%	16%	5%	Undecided: 24%
The Economist/ YouGov[234]	451	± 2.8%	August 14–18, 2015	9%	11%	3%	7%	6%	1%	0%	3%	1%	4%	0%	0%	3%	9%	1%	25%	9%	Other 1% Undecided 7%
Morning Consult[235]	783	± 2.0%	August 14–16, 2015	12%	7%	4%	5%	4%	—	1%	6%	1%	3%	0%	4%	2%	6%	1%	32%	3%	Other 0% Undecided 11%
CNN/ORC[236]	506	± 4.5%	August 13–16, 2015	13%	8%	4%	5%	5%	0%	0%	4%	0%	5%	0%	6%	2%	7%	1%	24%	7%	Someone else 4% None/No One 5% No opinion 1%
Fox News[237]	381	± ?%	August 11–13, 2015	9%	12%	3%	10%	5%	0%	0%	6%	1%	4%	1%	3%	1%	4%	1%	25%	6%	Other 0% None of the above 2% Don't know 7%
Ipsos/Reuters[238]	451	± 5.2%	August 8–12, 2015	12%	8%	3%	5%	6%	—	2%	7%	2%	1%	1%	6%	2%	8%	1%	21%	5%	Wouldn't vote: 10%
Rasmussen[239]	651	± 4.0%	August 9–10, 2015	10%	8%	4%	7%	9%	1%	1%	3%	1%	4%	0%	4%	1%	10%	1%	17%	9%	Undecided 11%
Ipsos/Reuters[240]	278	± 6.7%	August 6–10, 2015	12%	8%	1%	5%	6%	—	3%	8%	1%	4%	0%	3%	1%	8%	1%	24%	7%	Wouldn't vote 8%
Morning Consult[241]	746	± 2.0%	August 7–9, 2015	11%	9%	4%	4%	3%	—	1%	4%	1%	3%	0%	5%	1%	6%	1%	32%	6%	Other 1% Undecided 8%
NBC News/ Survey Monkey[242]	1591	± 3.4%	August 7–8, 2015	7%	11%	1%	13%	8%	—	1%	5%	1%	2%	0%	5%	2%	8%	0%	23%	7%
Ipsos/Reuters[243]	341	± 6.0%	August 1–5, 2015	16%	5%	3%	6%	1%	—	3%	5%	1%	3%	0%	7%	4%	4%	2%	24%	12%	Wouldn't vote 6%
Zogby/ University of Akron[244]	565	± 4.2%	August 3–4, 2015	17%	6%	2%	6%	2%	0%	0%	5%	1%	1%	2%	5%	2%	4%	1%	25%	9%	Not Sure/Someone Else 12%
The Economist/ YouGov[245]	424	± ?%	July 31 – August 4, 2015	12%	6%	4%	6%	2%	0%	1%	3%	3%	1%	0%	6%	2%	8%	0%	26%	14%	Other 0% No preference 4%
Morning Consult[246]	783	± 2%	July 31 – August 3, 2015	12%	7%	3%	7%	1%	—	0%	5%	3%	2%	1%	3%	5%	6%	2%	25%	8%	Undecided 10%
Fox News[247]	475	± ?%	July 30 – August 2, 2015	15%	7%	3%	6%	2%	0%	0%	6%	1%	3%	0%	5%	1%	5%	2%	26%	9%	Other 1% None of the above 1% Don't know 7%
Bloomberg[248]	500	± 4.4%	July 30 – August 2, 2015	10%	5%	4%	4%	1%	0%	1%	7%	1%	4%	0%	5%	2%	6%	2%	21%	8%	Uncommitted 6% Not sure 12%
Monmouth University[249]	423	± 4.8%	July 30 – August 2, 2015	12%	5%	4%	6%	2%	0%	1%	6%	1%	3%	0%	4%	2%	4%	1%	26%	11%	Undecided/No one 11%
CBS News[250]	408	± ?%	July 29 – August 2, 2015	13%	6%	3%	6%	0%	1%	0%	8%	2%	1%	1%	4%	2%	6%	1%	24%	10%	Someone Else 1% None of them 3% Don't know/No answer 9%
Wall Street Journal/ NBC News[251]	252	± 6.17%	July 26–30, 2015	14%	10%	3%	9%	0%	0%	0%	6%	1%	3%	0%	6%	3%	5%	1%	19%	15%
Gravis Marketing/ One America News[252]	732	± 3.7%	July 29, 2015	13%	6%	3%	6%	2%	—	1%	6%	0%	5%	0%	4%	3%	5%	2%	31%	13%
Rasmussen Reports[253]	471	± 5%	July 28–29 2015	10%	5%	2%	7%	1%	—	1%	7%	2%	5%	1%	3%	2%	5%	2%	26%	14%	Not Sure 7%
Ipsos/Reuters[254]	409	± 5.5%	July 25–29, 2015	11%	6%	4%	3%	2%	—	2%	5%	2%	4%	2%	7%	3%	5%	2%	27%	7%	Wouldn't vote 8%
Emerson College[255]	476	± 4.6%	July 26–28 2015	15%	5%	2%	8%	3%	—	0%	6%	0%	2%	0%	4%	0%	4%	1%	31%	13%	Other 0% Undecided 7%
Quinnipiac[256]	710	± 3.7%	July 23–28 2015	10%	6%	3%	5%	1%	0%	1%	6%	2%	5%	1%	6%	2%	6%	1%	20%	13%	Someone else 0% Wouldn't vote 1% DK/NA 12%
CNN/ORC[257]	419	± 4.5%	July 22–25 2015	15%	4%	4%	7%	1%	0%	1%	5%	2%	4%	1%	6%	3%	6%	2%	18%	10%	Someone else 4% None/No One 4% No Opinion 3%
Reuters/Ipsos[258]	359	± 5.9%	July 18–22, 2015	18%	6%	6%	6%	1%	—	2%	4%	2%	3%	1%	4%	5%	2%	3%	17%	10%	Wouldn't vote 10%
Public Policy Polling[259]	524	± 3.0%	July 20–21, 2015	12%	10%	3%	4%	4%	0%	0%	8%	1%	3%	0%	4%	1%	10%	1%	19%	17%	Undecided 2%

Poll source	Sample size	Margin of error	Date(s) administered	Jeb Bush	Ben Carson	Chris Christie	Ted Cruz	Carly Fiorina	Lindsey Graham	Mike Huckabee	Bobby Jindal	John Kasich	George Pataki	Rand Paul	Rick Perry	Marco Rubio	Rick Santorum	Donald Trump	Scott Walker	Others
The Economist/ YouGov[260]	228	± ?%	July 18–20, 2015	14%	7%	4%	3%	3%	2%	3%	1%	2%	0%	5%	2%	4%	1%	28%	13%	Other 0% Undecided 8%
Morning Consult[261]	754	± ?%	July 18–20, 2015	15%	8%	4%	4%	2%	—	7%	—	—	—	5%	—	6%	—	22%	12%	Someone Else 3% Don't Know 12%
ABC/ Washington Post[262]	341	± 3.5%	July 16–19, 2015	12%	6%	3%	4%	0%	0%	8%	2%	2%	1%	6%	4%	7%	1%	24%	13%	Other 0% None of these 4% Would not vote 1% No opinion 2%
Fox News[263]	389	± 4.5%	July 13–15, 2015	14%	6%	3%	4%	1%	0%	4%	0%	2%	0%	8%	1%	7%	2%	18%	15%	Other 1% None of the above 4% Don't know 9%
Reuters/Ipsos[264]	301	± 6.4%	July 11–15, 2015	13%	7%	7%	4%	1%	2%	8%	4%	2%	2%	5%	3%	5%	0%	22%	7%	Wouldn't vote 8%
Suffolk University/ USA Today[265]	349	± 5.25%	July 9–12, 2015	14%	4%	3%	6%	1%	0%	4%	1%	1%	0%	4%	1%	5%	1%	17%	8%	Other 1% Undecided 30%
Monmouth University[266]	336	± 5.4%	July 9–12, 2015	15%	6%	2%	9%	1%	0%	7%	2%	1%	0%	6%	2%	6%	2%	13%	7%	Jim Gilmore 0% Other 0% No one 1% Undecided 18%
Reuters/Ipsos[267]	450	± 5.2%	July 4–8, 2015	16%	9%	8%	7%	1%	2%	6%	2%	2%	1%	7%	4%	4%	0%	14%	10%	Wouldn't vote 8%
The Economist/ YouGov[268]	226	± 4%	July 4–6, 2015	11%	7%	6%	4%	3%	0%	9%	2%	2%	0%	11%	3%	9%	2%	15%	9%	Other 0% No preference 5%
Reuters/Ipsos[269]	478	± 5.0%	June 27 – July 1, 2015	16%	9%	5%	6%	2%	1%	6%	4%	0%	2%	8%	4%	6%	1%	15%	7%	Wouldn't vote 9%
The Economist/ YouGov[270]	246	± 4%	June 27–29, 2015	14%	9%	3%	4%	6%	2%	6%	3%	2%	0%	11%	2%	10%	1%	11%	12%	Other 1% No preference 5%
CNN/ ORC International[271]	407	± 5.0%	June 26–28, 2015	19%	7%	3%	3%	1%	1%	8%	2%	2%	0%	7%	4%	6%	3%	12%	6%	Other 7% None of the above 6% Undecided 3%
Fox News[272]	378	± 3.0%	June 21–23, 2015	15%	10%	2%	4%	3%	1%	6%	2%	2%	1%	9%	2%	8%	3%	11%	9%	Other 0% None of the above 3% Undecided 9%
The Economist/ YouGov[273]	235	± 4.2%	June 20–22, 2015	10%	10%	2%	9%	3%	2%	6%	0%	2%	0%	11%	2%	11%	2%	11%	10%	Other 1% No preference 8%
NBC News/ Wall Street Journal[274]	236	± 6.38%	June 14–18, 2015	22%	11%	4%	4%	2%	1%	9%	0%	1%	0%	7%	5%	14%	0%	1%	17%	None 0% Other 1% Not Sure 1%
The Economist/ YouGov [275]	233	± 4.4%	June 13–15, 2015	14%	9%	4%	3%	6%	0%	7%	1%	4%	0%	9%	7%	10%	3%	2%	9%	Other 1% No preference 11%
Public Policy Polling[276]	492	± 2.9%	June 11–14, 2015	15%	12%	4%	8%	5%	—	12%	—	—	—	8%	—	13%	—	—	17%	Someone else/ Undecided 9%
Monmouth University[277]	351	± 5.2%	June 11–14, 2015	9%	11%	4%	5%	2%	2%	8%	1%	1%	0%	6%	4%	9%	3%	2%	10%	Other 0% No one 2% Undecided 20%
Reuters/Ipsos[278]	676	± 4.3%	June 6–10, 2015	12%	10%	7%	8%	2%	3%	12%	—	—	3%	8%	—	8%	5%	4%	10%	Wouldn't vote 9%
The Economist/ YouGov[279]	238	± 4.7%	June 6–8, 2015	8%	10%	5%	7%	7%	5%	7%	1%	2%	0%	9%	2%	10%	4%	—	7%	Other 2% No preference 14%
Fox News[280]	370	± 5%	May 31 – June 2 2015	12%	11%	5%	8%	2%	2%	6%	1%	2%	2%	9%	4%	7%	2%	4%	12%	Other 1% None of the above 2% Don't know 10%
The Economist/ YouGov[281]	255	± 4.4%	May 30 – June 1, 2015	15%	6%	2%	7%	5%	1%	9%	1%	3%	0%	10%	2%	8%	3%	—	12%	Other 2% No preference 14%
CNN/ORC[282]	483	4.5%	May 29–31, 2015	13%	7%	4%	8%	1%	1%	10%	1%	1%	3%	8%	5%	14%	2%	3%	10%	Someone else 5% None/No one 2% No opinion 1%
ABC/ Washington Post[283]	362	± 6.0%	May 28–31, 2015	10%	8%	6%	8%	2%	1%	9%	0%	3%	1%	11%	2%	10%	4%	4%	11%	Other 0% None of these 2% Would not vote 1% No opinion 5%

Poll source	Sample size	Margin of error	Date(s) administered	Jeb Bush	Ben Carson	Chris Christie	Ted Cruz	Carly Fiorina	Lindsey Graham	Mike Huckabee	Bobby Jindal	John Kasich	Rand Paul	Rick Perry	Marco Rubio	Rick Santorum	Scott Walker	Others
The Economist/ YouGov[284]	209	± 3.9%	May 23–25, 2015	10%	12%	3%	6%	2%	1%	10%	2%	1%	9%	4%	16%	0%	13%	Other 3% No preference 7%
Quinnipiac[285]	679	± 3.8%	May 19–26, 2015	10%	10%	4%	6%	2%	1%	10%	1%	2%	7%	1%	10%	—	10%	Donald Trump 5% Wouldn't vote 1% DK/NA 20%
The Economist/ YouGov[286]	229	± 4.1%	May 16–18, 2015	7%	11%	7%	4%	2%	1%	9%	1%	4%	10%	2%	12%	1%	17%	Other 2% No preference 11%
Fox News[287]	413	± 4.5%	May 9–12, 2015	13%	13%	6%	6%	1%	0%	10%	1%	2%	7%	2%	9%	2%	11%	Donald Trump 4% George Pataki 0% Other 1% None 3% Not sure 10%
The Economist/ YouGov[288]	246	± 4.6%	May 9–11, 2015	10%	9%	3%	8%	4%	1%	11%	1%	1%	6%	1%	17%	2%	14%	Other 4% No preference 9%
Public Policy Polling[289]	685	± 3.7%	May 7–10, 2015	11%	12%	5%	10%	—	—	12%	—	—	9%	2%	13%	—	18%	Someone else Not sure 7%
The Economist/ YouGov[290]	218	± 4.2%	May 2–4, 2015	14%	4%	7%	7%	0%	0%	7%	0%	5%	9%	6%	11%	1%	16%	Other 3% No preference 9%
NBC News/ Wall Street Journal[291]	251	± 6.19%	April 26–30, 2015	23%	7%	5%	11%	1%	—	5%	—	—	11%	2%	18%	—	14%	Other 0% None 0% Not sure 3%
The Economist/ YouGov[292]	233	± 4.1%	April 25–27, 2015	9%	5%	5%	7%	2%	2%	6%	2%	2%	8%	2%	17%	1%	19%	Other 2% No preference 9%
Fox News[293]	383	± 5%	April 19–21, 2015	9%	6%	6%	8%	0%	1%	9%	1%	2%	10%	2%	13%	1%	12%	Donald Trump 5% George Pataki 1% Other 1% None 3% Don't know 9%
Quinnipiac University[294]	567	± 4.1%	April 16–21, 2015	13%	3%	7%	9%	1%	2%	7%	1%	2%	8%	3%	15%	2%	11%	Other 1% Wouldn't vote 1% Don't know 14%
The Economist/ YouGov[295]	228	± 4.1%	April 18–20, 2015	13%	10%	6%	11%	1%	0%	5%	2%	1%	11%	2%	9%	1%	15%	Other 3% No preference 10%
CNN/ORC[296]	435	± 4.5%	April 16–19, 2015	17%	4%	4%	7%	2%	2%	9%	2%	2%	11%	3%	11%	3%	12%	George Pataki 0% Other 5% None/No one 5% No opinion 2%
The Economist/ YouGov[297]	228	± 4.1%	April 11–13, 2015	12%	7%	4%	13%	3%	2%	4%	1%	2%	13%	4%	7%	2%	14%	Other 2% No preference 12%
Monmouth University[298]	355	± 5.2%	March 30 – April 2, 2015	13%	7%	5%	11%	1%	1%	9%	1%	1%	6%	5%	5%	1%	11%	Donald Trump 7% George Pataki 0% John R. Bolton 0% Other 1% No one 2% Undecided 12%
Fox News[299]	379	± 5%	March 29–31, 2015	12%	11%	4%	10%	1%	0%	10%	2%	1%	9%	3%	8%	2%	15%	Donald Trump 3% George Pataki 1% Other 1% None 4% Don't know 6%
ABC News/ Washington Post[300]	443	± 4.7%	March 26–31, 2015	21%	6%	7%	12%	1%	1%	8%	1%	1%	8%	1%	8%	2%	13%	Other/ None of these/ Wouldn't vote/ No opinion 12%
Public Policy Polling[301]	443	± 4.7%	March 26–31, 2015	17%	10%	4%	16%	—	—	6%	—	—	10%	3%	6%	—	20%	Undecided 8%
The Economist/ YouGov[302]	235	± 4.3%	March 21–23, 2015	14%	10%	6%	8%	3%	1%	5%	2%	2%	5%	5%	5%	1%	19%	Other 2% No preference 11%
CNN/ORC[303]	450	± 4.5%	March 13–15, 2015	16%	9%	7%	4%	0%	1%	10%	1%	2%	12%	4%	7%	1%	13%	Other 4% None/No one 6% No opinion 3%
McClatchy- Marist[304]	426	± 4.7%	March 1–4, 2015	19%	9%	6%	4%	2%	1%	10%	—	—	7%	3%	5%	2%	18%	Undecided 13%
Quinnipiac University[305]	554	± 4.2%	February 22 – March 2, 2015	16%	7%	8%	6%	—	1%	8%	2%	1%	6%	1%	5%	2%	18%	Other 1% Wouldn't vote 2% Undecided 17%
The Economist/ YouGov[306]	255	± 4.6%	February 21–23, 2015	13%	8%	9%	6%	—	—	7%	3%	1%	9%	3%	5%	2%	10%	Others/No preference 26%
Public Policy Polling[307]	316	± 5.5%	February 20–22, 2015	17%	18%	5%	5%	—	—	10%	—	—	4%	3%	3%	—	25%	Other/Undecided 11%
CNN/ORC[308]	436	± 4.5%	February 12–15, 2015	12%	9%	7%	3%	1%	1%	17%	1%	2%	11%	2%	6%	2%	11%	Other 3% None/No one 7% No opinion 3%

Poll source	Sample size	Margin of error	Date(s) administered	Jeb Bush	Ben Carson	Chris Christie	Ted Cruz	Lindsey Graham	Mike Huckabee	Bobby Jindal	John Kasich	Rand Paul	Rick Perry	Mitt Romney	Marco Rubio	Rick Santorum	Scott Walker	Others
Fox News[309]	394	± 4.5%	January 25–27, 2015	10%	9%	4%	4%	1%	11%	2%	1%	11%	4%	21%	5%	1%	8%	Other 1% None 4% Undecided 5%
Public Policy Polling[310]	400	± 4.9%	January 22–25, 2015	17%	15%	7%	9%	—	9%	—	—	4%	2%	21%	—	—	11%	Other/Undecided 5%
Rasmussen Reports[311]	787	± 3.5%	January 18–19, 2015	13%	12%	7%	—	—	—	—	—	7%	5%	24%	5%	—	11%	Other 4% Undecided 12%
The Economist/ YouGov[312]	212	± ?	January 10–12, 2015	12%	10%	3%	9%	0%	8%	—	—	8%	2%	28%	2%	—	6%	Paul Ryan 3% Other 3% No preference 6%

Polls conducted in 2014

Polls in 2014 

Poll source	Sample size	Margin of error	Date(s) administered	Jeb Bush	Ben Carson	Chris Christie	Ted Cruz	Mike Huckabee	Bobby Jindal	John Kasich	Rand Paul	Rick Perry	Mitt Romney	Marco Rubio	Paul Ryan	Rick Santorum	Scott Walker	Others
CNN/ORC[313]	453	± 4.5%	December 18–21, 2014	23%	7%	13%	4%	6%	4%	3%	6%	4%	—	5%	5%	2%	4%	Mike Pence 0% Rob Portman 0% Other 5% None/No one 5% No opinion 3%
ABC News/ Washington Post[314]	410	± 5.5%	December 11–14, 2014	10%	7%	6%	6%	6%	2%	2%	9%	4%	21%	4%	8%	3%	5%	Other 0% None 2% Wouldn't vote 0% No opinion 6%
				14%	8%	7%	8%	7%	3%	2%	10%	5%	—	7%	11%	3%	7%	Other 0% None 2% Wouldn't vote 0% No opinion 6%
Fox News[315]	409	± 5%	December 7–9, 2014	10%	6%	8%	5%	8%	1%	2%	8%	2%	19%	4%	6%	1%	7%	None 2% Undecided 8%
McClatchy- Marist[316]	360	± 5.2%	December 3–9, 2014	14%	8%	9%	4%	9%	1%	2%	5%	4%	19%	3%	3%	3%	3%	Carly Fiorina 1% Undecided 13%
				16%	8%	10%	5%	12%	1%	3%	6%	5%	—	3%	7%	3%	3%	Carly Fiorina 1% Undecided 18%
CNN/ORC[317]	510	± 4.5%	November 21–23, 2014	9%	10%	8%	5%	7%	1%	2%	6%	4%	20%	3%	6%	2%	5%	Mike Pence 1% Rob Portman 0% Other 6% None/No one 2% Undecided 3%
				14%	11%	9%	7%	10%	1%	3%	8%	5%	—	3%	9%	2%	5%	Mike Pence 1% Rob Portman 0% Other 6% None/No one 2% Undecided 4%
Quinnipiac University[318]	707	± 3.7%	November 18–23, 2014	11%	8%	8%	5%	5%	2%	2%	6%	2%	19%	2%	5%	1%	5%	Rob Portman 0% Other 1% Wouldn't vote 1% Undecided 16%
				14%	9%	11%	5%	7%	3%	2%	8%	3%	—	3%	7%	2%	6%	Rob Portman 1% Other 1% Wouldn't vote 1% Undecided 16%
Rasmussen Reports[319]	?	± ?	November 20–21, 2014	18%	—	15%	—	—	—	—	13%	—	—	—	20%	—	20%	Other/Undecided 14%
ABC News/ Washington Post[320]	?	± ?	October 9–12, 2014	10%	6%	8%	3%	10%	1%	1%	9%	5%	21%	6%	5%	4%	1%	Other 1% None 2% No opinion 6%
				13%	7%	8%	4%	12%	2%	2%	12%	6%	—	8%	9%	4%	2%	Other 1% None 3% No opinion 9%
McClatchy- Marist[321]	376	± 5.1%	September 24–29, 2014	15%	—	12%	4%	—	4%	—	13%	7%	—	6%	13%	3%	3%	Undecided 21%
Zogby Analytics[322]	212	± 6.9%	September 3–4, 2014	10%	—	9%	5%	9%	—	—	15%	5%	15%	3%	5%	1%	2%	Susana Martinez 0% Nikki Haley 0% Rob Portman 0% Not sure 19%

Poll source	Sample size	Margin of error	Date(s) administered	Jeb Bush	Chris Christie	Ted Cruz	Mike Huckabee	Bobby Jindal	John Kasich	Rand Paul	Rick Perry	Marco Rubio	Paul Ryan	Rick Santorum	Scott Walker	Others
McClatchy-Marist[323]	342	± 5.3%	August 4–7, 2014	13%	13%	10%	—	2%	—	7%	7%	9%	9%	3%	4%	Undecided 23%
Fox News[324]	358	± 5%	July 20–22, 2014	12%	10%	9%	—	4%	2%	11%	12%	9%	9%	3%	4%	Other 2% None 4% Don't know 6%
CNN/ORC[325]	470	± 4.5%	July 18–20, 2014	8%	13%	8%	12%	—	—	12%	11%	6%	11%	3%	5%	Other 6% None/No one 2% No opinion 3%
Zogby Analytics[326]	282	± 6%	June 27–29, 2014	13%	13%	—	—	4%	1%	20%	—	7%	—	—	8%	Nikki Haley 1% Susana Martinez 1%
Quinnipiac[327]	620	± 2.6%	June 24–30, 2014	10%	10%	8%	10%	1%	2%	11%	3%	6%	8%	2%	8%	Wouldn't vote 2% Don't know 20%
Saint Leo University[328]	225	± ?	May 28 – June 4, 2014	16%	11%	8%	6%	1%	2%	3%	5%	4%	6%	2%	2%	Ben Carson 6% Peter T. King 3% John R. Bolton 1% Rob Portman 1% Other 2% Don't know/Not sure 19%
CNN/ORC[329]	452	± 4.5%	May 29 – June 1, 2014	12%	8%	9%	11%	—	—	14%	6%	8%	10%	4%	5%	Other 6% None/No one 2% No opinion 5%
CNN/ORC[330]	473	± 4.5%	May 2–4, 2014	13%	9%	7%	10%	—	—	13%	8%	6%	12%	2%	7%	Other 4% None/No one 4% No opinion 7%
Washington Post-ABC News[331]	424	± 5%	April 25–27, 2014	14%	10%	6%	13%	1%	2%	14%	6%	7%	11%	—	5%	Other 1% None of these 4% No opinion 5%
Fox News[332]	384	± 5%	April 13–15, 2014	14%	15%	7%	—	2%	—	14%	5%	8%	9%	5%	5%	Other 1% None 6% Don't know 9%
McClatchy-Marist[333]	416	± 4.8%	April 7–10, 2014	13%	12%	4%	13%	4%	<1%	12%	3%	7%	12%	3%	5%	Other/Undecided 14%
WPA Research[334]	801	± ?	March 18–20, 2014	11%	9%	9%	13%	3%	—	13%	1%	6%	6%	3%	5%	Other/Undecided 21%
CNN/ORC[335]	801	± 5%	March 7–9, 2014	9%	8%	8%	10%	—	—	16%	11%	5%	15%	3%	—	Other 6% None/No one 4% No opinion 5%
Public Policy Polling[336]	542	± 4.2%	March 6–9, 2014	15%	14%	11%	18%	4%	—	14%	—	6%	5%	—	5%	Other/Not Sure 9%
				21%	14%	13%	—	5%	—	15%	—	8%	9%	—	5%	Other/Not Sure 10%
McClatchy-Marist[337]	403	± 4.9%	February 4–9, 2014	8%	13%	5%	13%	—	1%	9%	2%	12%	9%	2%	7%	Sarah Palin 8% Undecided 12%
				12%	—	6%	15%	—	1%	11%	3%	15%	13%	4%	8%	Undecided 14%
CNN/ORC[338]	?	± 5%	January 31 – February 2, 2014	10%	10%	8%	14%	—	—	13%	8%	9%	9%	4%	—	Other 8% None/No one 3% No opinion 4%
Public Policy Polling[339]	457	± 4.6%	January 23–26, 2014	14%	13%	8%	16%	5%	—	11%	—	8%	8%	—	6%	Other/Not Sure 10%
				18%	17%	11%	—	5%	—	13%	—	8%	9%	—	7%	Other/Not Sure 11%
Washington Post-ABC News[340]	457	± 5%	January 20–23, 2014	18%	13%	12%	—	—	—	11%	—	10%	20%	—	—	Other 2% None/no-one 5% Undecided 9%
Quinnipiac[341]	813	± 3.4%	January 15–19, 2014	11%	12%	9%	—	3%	2%	13%	—	8%	13%	—	6%	Wouldn't vote 1% Don't know 22%
NBC News/Marist[342]	358	± 5%	January 12–14, 2014	8%	16%	5%	—	3%	—	9%	6%	7%	12%	5%	4%	Undecided 25%

Polls conducted in 2013 and 2012

Polls in 2013 and 2012 

Poll source	Sample size	Margin of error	Date(s) administered	Jeb Bush	Chris Christie	Ted Cruz	Bobby Jindal	Rand Paul	Rick Perry	Marco Rubio	Paul Ryan	Rick Santorum	Scott Walker	Others
Fox News[343]	376	± 5%	December 14–16, 2013	12%	16%	12%	—	11%	3%	8%	12%	3%	6%	Other 1% None 5% Don't know 11%
Public Policy Polling[344]	600	± 3.9%	December 12–15, 2013	10%	19%	14%	3%	11%	—	7%	10%	—	4%	Mike Huckabee 13% Other/Not Sure 10%
				12%	23%	15%	4%	12%	—	8%	11%	—	6%	Other/Not Sure 10%
Fairleigh Dickinson University[345]	343	± ?%	December 9–15, 2013	—	18%	14%	—	15%	—	11%	—	—	4%	Other 16% Don't know 21%
Quinnipiac[346]	1,182	± 1.9%	December 3–9, 2013	11%	17%	13%	3%	14%	—	7%	9%	—	5%	John Kasich 2% Other 2% Wouldn't vote 1% Don't know 17%
McClatchy- Marist[347]	419	± 4.8%	December 3–5, 2013	10%	18%	10%	—	12%	3%	7%	11%	4%	4%	Sarah Palin 8% Undecided 13%
CNN/ORC[348]	418	± 5%	November 18–20, 2013	6%	24%	10%	—	13%	7%	9%	11%	6%	—	Other 6% None/No-one 2% No opinion 6%
NBC News[349]	428	± 5.5%	November 7–10, 2013	—	32%	—	—	—	—	—	—	—	—	Another Republican 31% Wouldn't vote 1% Don't know 35%
Rasmussen[350]	?	± ?	November 7–8, 2013	12%	22%	12%	—	20%	—	16%	—	—	5%	Don't know 13%
Public Policy Polling[351]	629	± 3.9%	October 29–31, 2013	12%	15%	14%	5%	13%	—	9%	9%	4%	—	Sarah Palin 7% Other/Not Sure 12%
				14%	16%	15%	6%	16%	—	10%	11%	5%	—	Other/Not Sure 8%

Poll source	Sample size	Margin of error	Date(s) administered	Jeb Bush	Chris Christie	Ted Cruz	Bobby Jindal	Susana Martinez	Rand Paul	Rick Perry	Marco Rubio	Paul Ryan	Rick Santorum	Scott Walker	Others
Newsmax/ Zogby[352]	418	± 4.9%	September 23–29, 2013	11%	11%	7%	1%	0%	10%	2%	4%	9%	3%	2%	Allen West 1% Ben Carson 1% Mitch Daniels 1% John Kasich 1% Rob Portman 1% Jim DeMint 0% Bob McDonnell 0% Nikki Haley 0% John Thune 0% Don't know 28.3%
Quinnipiac[353]			September 23–29, 2013	11%	13%	10%	3%	—	17%	—	12%	10%	—	4%	Don't know 20%
Public Policy Polling[354]	743	± 3.6%	September 25–26, 2013	11%	14%	20%	—	4%	17%	—	10%	10%	3%	3%	Other/Not sure 9%
CNN/ORC[355]	452	± 4.5%	September 6–8, 2013	10%	17%	7%	—	—	13%	6%	9%	16%	5%	—	Other 6% None/no-one 4% Not sure 6%
Rasmussen[356]	1,000	± 3%	August 1–2, 2013	16%	21%	—	—	—	15%	—	18%	13%	—	6%	Other 3% Not Sure 8%
Public Policy Polling[357]	500	± 4.3%	July 19– 21, 2013	13%	13%	12%	4%	2%	16%	—	10%	13%	4%	—	Other/Not Sure 13%
McClatchy- Marist[358]	357	± 5.2%	July 15– 18, 2013	10%	15%	7%	1%	1%	9%	4%	12%	13%	2%	2%	Other/Not Sure 25%
Public Policy Polling[359]	806	± 3.5%	May 6– 9, 2013	15%	15%	7%	3%	1%	14%	—	16%	9%	5%	—	Other/Not Sure 15%
Farleigh Dickinson University[360]	323	± 5.5%	April 22– 28, 2013	16%	14%	—	—	—	—	—	18%	—	9%	—	Other 21% Not sure 22%
Quinnipiac[361]	712	± 3.7%	March 26– April 1, 2013	10%	14%	—	3%	—	15%	—	19%	17%	—	2%	Bob McDonnell 1% Other 1% Other/Not Sure 18%
Public Policy Polling[362]	1,125	± 2.9%	March 27– 30, 2013	12%	15%	—	4%	1%	17%	2%	21%	12%	5%	—	Other 1% Other/Not Sure 10%

Poll source	Sample size	Margin of error	Date(s) administered	Jeb Bush	Chris Christie	Mike Huckabee	Bobby Jindal	Susana Martinez	Rand Paul	Rick Perry	Marco Rubio	Paul Ryan	Rick Santorum	Others
Public Policy Polling[363]	508	± 4.4%	January 31 – February 3, 2013	13%	13%	11%	4%	1%	10%	3%	22%	15%	—	Other/Not Sure 8%
Public Policy Polling[364]	563	± 4.1%	January 3–6, 2013	14%	14%	15%	3%	2%	5%	2%	21%	16%	—	Other/Not Sure 7%
Public Policy Polling[365]	475	± 4.5%	November 30 – December 2, 2012	12%	14%	11%	—	—	7%	—	18%	12%	4%	Condoleezza Rice 8% Sarah Palin 7% Other/Not Sure 7%
Public Policy Polling[366]	742	± 3.6%	April 12–15, 2012	17%	21%	17%	3%	—	4%	—	10%	7%	12%	Other/Not Sure 10%

See also

General election polling

• Nationwide opinion polling for the United States presidential election, 2016
• Nationwide opinion polling for the United States presidential election by demographics, 2016
• Statewide opinion polling for the United States presidential election, 2016

Democratic primary polling

• Nationwide opinion polling for the Democratic Party 2016 presidential primaries
• Statewide opinion polling for the Democratic Party presidential primaries, 2016

Republican primary polling

• Statewide opinion polling for the Republican Party presidential primaries, 2016

References

1. "2016 National Republican Primary – Polls – HuffPost Pollster". Huffington Post. Retrieved May 19, 2016.
2. "2016 National Primary Polls". Retrieved May 19, 2016.
3. "2016 Republican Presidential Nomination". Retrieved May 19, 2016.
4. "2016 Republican Presidential Nomination". Retrieved May 19, 2016.
5. "NBC News/SurveyMonkey Weekly Election Tracking Poll". NBC Newss. Retrieved May 11, 2016.
6. "Core Political Approval" (PDF). Huffington Post. Retrieved May 6, 2016.
7. "Poll: Donald Trump Hits New High Among GOP Voters". Morning Consult. Retrieved May 4, 2016.
8. "CNN/ORC poll results: 2016 election". ORC International. Retrieved 3 May 2016.
9. "NBC News/SurveyMonkey Weekly Election Tracking Poll". SurveyMonkey. Retrieved 4 May 2016.
10. "Poll: Kasich the GOP's Favorite Second Choice". Morning Consult. Retrieved April 30, 2016.
11. "INVESTOR'S BUSINESS DAILY/TIPP POLL, MAY 2016" (PDF). Investors Business Daily. Retrieved April 30, 2016.
12. "Core Political Approval" (PDF). Huffington Post. Retrieved April 29, 2016.
13. "The Economist/YouGov Poll" (PDF). YouGov. Retrieved April 28, 2016.
14. "National Poll with USA TODAY". Suffolk University. Retrieved April 26, 2016.
15. "NBC News/SurveyMonkey Weekly Election Tracking Poll". SurveyMonkey. Retrieved April 26, 2016.
16. "Core Political Approval" (PDF). Huffington Post. Retrieved April 21, 2016.
17. "APRIL 2016 POLITICS AND FOREIGN POLICY SURVEY" (PDF). Pew Research. Retrieved May 4, 2016.
18. "Fox News Poll: National Release April 14, 2016". Morning Consult. Retrieved April 19, 2016.
19. "NBC News/SurveyMonkey Weekly Election Tracking Poll". SurveyMonkey. Retrieved April 20, 2016.
20. "NBC News/Wall Street Journal Survey" (PDF). HART RESEARCH ASSOCIATES/PUBLIC OPINION STRATEGIES. Retrieved April 19, 2016.
21. "Fox News Poll: National Release April 14, 2016". Fox News. Retrieved April 15, 2016.
22. "Core Political Approval" (PDF). Huffington Post. Retrieved April 15, 2016.
23. "CBS News poll: Donald Trump holds onto national lead". CBS News. Retrieved April 15, 2016.
24. "The Economist/YouGov Poll" (PDF). YouGov. Retrieved April 14, 2016.
25. "NBC News/SurveyMonkey Weekly Election Tracking Poll". SurveyMonkey. Retrieved 13 April 2016.
26. "Core Political Approval". Reuters. Retrieved April 9, 2016.
27. "Poll: Donald Trump Is Very Unpopular, but Not Because of Abortion Comments". Morning Consult. Retrieved April 6, 2016.
28. PRRI/The Atlantic April 2016 Survey (PDF) (Report). Public Religion Research Institute. Retrieved April 8, 2016.
29. NBC News/SurveyMonkey Weekly Election Tracking Poll (Report). NBC News. April 4, 2016. Retrieved April 6, 2016.
30. John Merline (April 4, 2016). INVESTOR’S BUSINESS DAILY/TIPP POLL, APRIL 2016 (PDF) (Report). Investor's Business Daily. Retrieved April 4, 2016.
31. "GOPers Oppose Contested Convention...Trump and Cruz Competitive Nationally" (PDF). Marist Poll. Retrieved April 7, 2016.
32. "Core Political Approval" (PDF). Huffington Post. Retrieved April 1, 2016.
33. "The Economist/YouGov Poll" (PDF). YouGov. Retrieved April 1, 2016.
34. "NBC News/SurveyMonkey Weekly Election Tracking Poll". NBC News. Retrieved March 30, 2016.
35. "MARCH 2016 POLITICAL SURVEY" (PDF). Public Policy Polling. Retrieved April 1, 2016.
36. "Trump Most Acceptable Candidate to GOP; Clinton Leads Comfortably" (PDF). Public Policy Polling. Retrieved March 30, 2016.
37. "Security Issues Rise After Brussels Attacks". Morning Consult. Retrieved March 29, 2016.
38. "Core Political Approval" (PDF). Huffington Post. Retrieved March 25, 2016.
39. "MCLAUGHLIN & ASSOCIATES NATIONAL OMNIBUS" (PDF). Mclaughin. Retrieved March 30, 2016.
40. "Poll: Fox News Poll: National general election 3/23/16". Fox News. Retrieved March 24, 2016.
41. "Bloomberg National Politics Poll". Bloomberg. Retrieved March 24, 2016.
42. "Poll: Paul Ryan Is No General Election Savior for Republicans". Morning Consult. Retrieved March 22, 2016.
43. "KASICH, SANDERS TRAIL IN PRIMARIES, LEAD IN NOVEMBER, QUINNIPIAC UNIVERSITY NATIONAL POLL FINDS; VOTERS BLAME TRUMP AND PROTESTERS FOR VIOLENCE" (PDF). Quinnipiac University. Retrieved March 24, 2016.
44. "NATIONAL: NON-TRUMP REPUBLICANS WANT DIFFERENT NOMINEE EVEN IF HE LEADS" (PDF). Monmouth University. Retrieved March 24, 2016.
45. "CNN/ORC poll results: 2016 election". CNN. Retrieved March 22, 2016.
46. "CBS/NYT poll: Who's to blame for violence at Donald Trump rallies?". CBS News. Retrieved March 22, 2016.
47. "Cruz, Kasich Creep Closer to Trump in New Poll". Morning Consult. Retrieved March 19, 2016.
48. "Rasmussen Reports (3/16-3/17 2016)". The Huffington Post. Retrieved 2016-03-18.
49. "NBC News/SurveyMonkey Weekly Election Tracking Poll". Retrieved March 23, 2016.
50. "Core Political Approval" (PDF). Retrieved March 16, 2016.
51. "Poll: Sanders Gains on Clinton; Trump Increases Lead". Morning Consult. Morning Consult. Retrieved March 15, 2016.
52. "NBC News/SurveyMonkey Weekly Election Tracking Poll". MSNBC. NBC News/SurveyMonkey. Retrieved March 15, 2016.
53. "Trump breaks 50% in national support for the first time". Retrieved March 15, 2016.
54. "Core Political Approval" (PDF). Retrieved March 11, 2016.
55. "Poll: Ted Cruz Closes Gap on Donald Trump". Morning Consult. Morning Consult. Retrieved March 9, 2016.
56. "NBC News/WSJ Poll: Trump and Cruz Locked in Tight Race Nationally in New Poll". Retrieved March 8, 2016.
57. "Washington Post-ABC News national poll March 3–6, 2016". ABC News. ABC News/Washington Post. Retrieved March 8, 2016.
58. "NBC News/SurveyMonkey Weekly Election Tracking Poll". NBC News. SurveyMonkey/NBC News. Retrieved March 8, 2016.
59. "Core Political Approval" (PDF). Retrieved March 4, 2016.
60. "NBC News/SurveyMonkey Weekly Election Tracking Poll". NBC News. SurveyMonkey/NBC News. Retrieved March 2, 2016.
61. "Trump Grows Stronger Ahead of Super Tuesday, Poll Shows". Morning Consult. Retrieved March 1, 2016.
62. "CNN/ORC International Poll" (PDF). CNN. ORC International. Retrieved February 29, 2016.
63. "The Economist/YouGov Poll" (PDF). YouGov. YouGov. Retrieved February 29, 2016.
64. "NBC News | SurveyMonkey Trump Reaction Survey" (PDF). NBC News. SurveyMonkey / NBC News. Retrieved February 26, 2016.
65. "Character Attacks Hurting Cruz's Image". Morning Consult. Retrieved February 26, 2016.
66. "Clinton, Sanders Are In A Dead Heat; Trump Leads But Rubio Rises". Rasmussen Reports. Investors Business Daily. Retrieved February 26, 2016.
67. "Trump's Lead Grows with Jeb Out of the Race". Rasmussen Reports. Rasmussen Reports. Retrieved February 23, 2016.
68. "Core Political Approval" (PDF). Retrieved February 26, 2016.
69. "NBC News/SurveyMonkey Weekly Election Tracking Poll". Retrieved February 23, 2016.
70. "Fox News Poll: National presidential race February 18, 2016". Retrieved February 19, 2016.
71. "Core Political Approval" (PDF). Retrieved February 19, 2016.
72. "Trump Drops Slightly, Clinton Holds Steady in New Poll". Retrieved February 17, 2016.
73. "NBC/WSJ February Poll – GOP". Retrieved February 18, 2016.
74. "CBS News poll: Trump maintains commanding lead over GOP field". Retrieved February 18, 2016.
75. "National Poll Report" (PDF). Retrieved February 25, 2016.
76. "Trump dominates G.O.P. field nationally; Kasich gains" (PDF). Retrieved February 19, 2016.
77. "Sanders has slight edge over Clinton in matchups with GOP opponents". Retrieved February 18, 2016.
78. "Trump Surges To 2–1 Lead Among Republicans Nationwide, Quinnipiac University National Poll Finds; Clinton, Sanders Locked In A Tie Among Democrats". Retrieved February 17, 2016.
79. "Poll: Wins Push Trump, Sanders to New Heights". Retrieved February 12, 2016.
80. "NBC News SurveyMonkey Weekly Election Tracking Poll". Retrieved February 16, 2016.
81. "Ipsos Poll Conducted for Reuters Core Political Approval" (PDF). Retrieved February 12, 2016.
82. "Poll: Cruz, Rubio Gain Heading Into New Hampshire". Retrieved February 10, 2016.
83. "Trump Still Well Ahead Among GOP Voters Nationally". Retrieved February 9, 2016.
84. "U.S. Republicans Want Trump, But Rubio Is Best In November". Retrieved February 5, 2016.
85. "Voters Think Trump Will Win GOP Nomination, But Cruz & Rubio on the Rise: Poll". Retrieved February 11, 2016.
86. "Republican Race Tightens Nationally; Clinton Still Solid" (PDF). Retrieved February 5, 2016.
87. "Rubio, Cruz and Sanders Rise After Iowa". Retrieved February 4, 2016.
88. "Ipsos Poll Conducted for Reuters Core Political Approval" (PDF). Retrieved February 5, 2016.
89. "Iowa or Not, Trump Maintains Huge Lead". Retrieved February 2, 2016.
90. "NBC News/SurveyMonkey Weekly Election Tracking Poll" (PDF). Retrieved February 5, 2016.
91. "Americans expect Trump, Clinton victories ahead of Iowa Caucuses". Retrieved February 1, 2016.
92. "Trump's Lead Shrinks As Attacks On Cruz Appear To Backfire — Poll". Retrieved January 29, 2016.
93. "Bloomberg Politics Poll" (PDF). Retrieved January 27, 2016.
94. "National Tracking Poll" (PDF). January 27, 2016.
95. "CNN/ORC Poll: Donald Trump dominates GOP field at 41%". January 26, 2016.
96. "Washington Post-ABC News poll Jan. 21–24 – 2016 election and politics". January 26, 2016.
97. "Trump Gains Ground with White Evangelical Voters; Solidifies Lead with Republican Voters Nationwide" (PDF). January 28, 2016.
98. "Hillary Clinton and Donald Trump Maintain National Leads: Poll". January 27, 2016.
99. "Fox Poll: Trump, Cruz top GOP race, few 'birther' concerns". January 23, 2016.
100. "Trump Leads Cruz By 32 Points Nationwide In A New Zogby Poll". January 21, 2016.
101. "Ipsos Poll Conducted for Reuters". January 22, 2016.
102. "The Economist/YouGov Poll" (PDF). January 22, 2016.
103. "National: Trump Holds Lead" (PDF). January 20, 2016.
104. "National Tracking Poll" (PDF). January 20, 2016.
105. "NBC News/SurveryMonkey Weekly Election Tracking Poll" (PDF). January 20, 2016.
106. "Post GOP Debate poll results". January 14, 2016.
107. "NBC_WSJ January Poll". January 15, 2016.
108. "Ipsos Poll Conducted for Reuters". January 15, 2016.
109. "YouGov" (PDF). January 14, 2016.
110. "One America News Network/Gravis Poll". January 11, 2016.
111. "National Tracking Poll" (PDF). January 15, 2016.
112. "CBS/New York Times Poll" (PDF). January 13, 2016.
113. "NBC News/SurveyMonkey Weekly Election Tracking Poll Polling" (PDF). January 11, 2016.
114. "Hillary Clinton's Lead Over Sanders Nearly Vanishes". January 11, 2016.
115. "Fox News Poll: Trump, Cruz top GOP race nationally". January 8, 2016.
116. "Ipsos/Reuters Polling". January 6, 2016.
117. "Ted Cruz's moment: Texan gains national GOP support and positive reviews". January 9, 2016.
118. "NBC/SurveryMonkey Weekly Election Tracking Poll". January 6, 2016.
119. "Core Political Approval". January 1, 2016.
120. "World Net Daily Poll" (PDF). December 30, 2015.
121. "Core Political Approval" (PDF). December 23, 2015.
122. "The Economist/YouGov Poll" (PDF). December 29, 2015.
123. "CNN POLL" (PDF). December 23, 2015.
124. "EMERSON COLLEGE POLL" (PDF). December 22, 2015.
125. "QUINNIPIAC UNIVERSITY POLL" (PDF). December 22, 2015.
126. "Fox News Poll: 2016 GOP race, Trump's Muslim ban, terrorism & ISIS". December 19, 2015.
127. "National Survey Results" (PDF). December 18, 2015.
128. "National Tracking Poll" (PDF). December 19, 2015.
129. "Ipsos Poll Conducted for Reuters – Core Political Approval". December 18, 2015.
130. "NationalTrackingPoll" (PDF). December 16, 2015.
131. "Washington Post-ABC News poll Dec. 10–13, 2015". December 15, 2015.
132. "NATIONAL: TRUMP WIDENS NATIONAL LEAD" (PDF). December 14, 2015.
133. "Trump Leads National GOP Horserace, Cruz Surges Into 2nd Place". December 13, 2015.
134. "Ipsos Poll Conducted for Reuters – Core Political Approval". December 12, 2015.
135. "The Economist/YouGov Pol" (PDF). December 12, 2015.
136. "National Polling Results". December 10, 2015.
137. Salvanto, Anthony; De Pinto, Jennifer; Dutton, Sarah; Backus, Fred (December 3, 2015). "Poll: Donald Trump back on top, with Ted Cruz climbing into second".
138. "Zogby Analytics: Trump Leads By 25 Points Over Nearest Rival". December 9, 2015.
139. "NationalTrackingPoll" (PDF). December 9, 2015.
140. "December 2015 PRRI/RNS Survey" (PDF). December 12, 2015.
141. "National Issues Poll with USA TODAY December 8, 2015" (PDF). December 9, 2015.
142. "Ipsos Poll Conducted for Reuters". December 1, 2015.
143. "Trump Holds Firm; Cruz, Rubio, Carson Vie For 2nd: Poll". December 7, 2015.
144. "CNN/ORC" (PDF). December 4, 2015.
145. "BUMP FOR TRUMP AS CARSON FADES IN REPUBLICAN RACE, QUINNIPIAC UNIVERSITY NATIONAL POLL FINDS; CLINTON, SANDERS SURGE IN MATCHUPS WITH GOP LEADERS" (PDF). December 2, 2015.
146. "Ipsos Poll Conducted for Reuters" (PDF). November 25, 2015.
147. "National Polling Results". November 23, 2015.
148. "The Economist/YouGov Poll" (PDF). November 23, 2015.
149. "Possible Republican presidential candidates in 2016". November 13, 2015.
150. "Fox News Poll: 2016 matchups; Syrian refugees". November 22, 2015.
151. "Washington Post-ABC News poll, Nov. 16–19, 2015". November 22, 2015.
152. "Ipsos Poll Conducted for Reuters". November 13, 2015.
153. "GOP Has Clear Top 4; Clinton Dominant for Dems; General Election Tight" (PDF). November 19, 2015.
154. "Bloomberg Politics National Poll – GOP – Nov. 19, 2015". November 19, 2015.
155. "Donald Trump Retakes Lead in GOP Race; Ted Cruz Makes Gains: Poll". November 20, 2015.
156. "Morning Consult Poll" (PDF). November 17, 2015.
157. "Ipsos Poll Conducted for Reuters". November 13, 2015.
158. "UMass Poll of Likely Presidential Primary Voters" (PDF). November 16, 2015.
159. "Here's How the GOP Race Looks Now". November 13, 2015.
160. "Ipsos Poll Conducted for Reuters". November 11, 2015.
161. "2015 American Values Survey Supplement" (PDF). November 17, 2015.
162. "The Economist/YouGov Poll" (PDF). November 11, 2015.
163. "National Tracking Poll" (PDF). November 10, 2015.
164. "Ipsos Poll Conducted for Reuters". November 4, 2015.
165. "Nature of the Sample: McClatchy-Marist Poll of 1,465 National Adults". November 10, 2015.
166. "Fox Poll: GOP nomination race coming into focus". November 4, 2015.
167. "USC/LAT poll: Marco Rubio and Ted Cruz gain ground in Republican presidential field". November 6, 2015.
168. "The Doctor Is In As Carson Ties Trump In GOP Race, Quinnipiac University National Poll Finds; Carson Tops Clinton By 10 Points In General Election". November 4, 2015.
169. "Post-Republican Debate Topline 11.02.2015". November 4, 2015.
170. "New Poll: Jeb Bush's Popularity Problem, Trump Down for Second Consecutive Week". November 3, 2015.
171. "Trump Still Leads in New Zogby Analytics Poll". November 5, 2015.
172. "Post-Debate Poll Shows Trump, Rubio, And Cruz Are The Top Three Debate Winners". October 29, 2015.
173. "Go p Race Survey Monkey Top Lines". November 3, 2015.
174. "NBC/WSJ Poll: Carson Surges Into Lead of National GOP Race". November 2, 2015.
175. "Trump Leads GOP, Carson Stays Strong, Rubio 3rd: Poll". October 24–29, 2015.
176. "Ipsos Poll Conducted for Reuters Core Political Approval". October 29, 2015.
177. "The Economist/YouGov Poll" (PDF). October 28, 2015. Retrieved October 28, 2015.
178. "Trump's National Lead Increases to 35.6%". October 27, 2015. Retrieved October 27, 2015.
179. "National Tracking Poll" (PDF). October 26, 2015.
180. Dutton, Sarah; De Pinto, Jennifer; Salvanto, Anthony; Backus, Fred (October 27, 2015). "CBS/NYT Poll: Ben Carson edges out Donald Trump". Retrieved October 27, 2015.
181. "Ipsos/Reuters Poll". October 22, 2015.
182. "2016 National Republican Primary – Trump 40%, Carson 14% (Morning Consult 10/15-10/19)". October 20, 2015.
183. "National: House Speakership Shadows GOP 2016" (PDF). October 20, 2015.
184. "Washington Post-ABC News poll, Oct. 15–18, 2015". October 20, 2015.
185. "Emerson Poll: With No Joe, Clinton Leads Sanders By Wide Margin. Trump Solidifies Support in GOP Field. Carson and Rubio Pull Away From Pack." (PDF). October 19, 2015.
186. "2016 National Republican Primary – Trump 25%, Carson 22% (NBC News/Wall Street Journal 10/15-10/18)". October 19, 2015.
187. "Poll: Trump, Carson dominate GOP field as Fiorina falters". October 20, 2015.
188. "2016 National Democratic Primary – Clinton 45%, Sanders 31% (NBC News/SurveyMonkey 10/13-10/15)". October 16, 2015.
189. "2016 National Democratic Primary – Clinton 51%, Sanders 24% (Ipsos/Reuters (Web) 10/10-10/14)". October 16, 2015.
190. "Fox News Poll: Carson giving Trump a run for his money". Fox News. October 13, 2015. Retrieved October 14, 2015.
191. https://d25d2506sfb94s.cloudfront.net/cumulus_uploads/document/oxhxk3fmq5/econTabReport.pdf
192. Wilson, Reid (October 13, 2015). "Ahead of Debate, Clinton Lead Grows". Retrieved October 14, 2015.
193. Anthony Salvanto, Jennifer De Pinto, Sarah Dutton and Fred Backus (October 11, 2015). "Poll: Donald Trump still leads, Ben Carson in second". CBS News. Retrieved October 11, 2015.
194. "Ipsos/Reuters". October 7, 2015.
195. "Poll: Rubio Surpasses Bush, Trump Still On Top". October 6, 2015.
196. "Poll: Trump and Carson Top List of Republican Field". October 8, 2015.
197. "Trump Holding Steady Nationally; Rubio Biggest Gainer" (PDF). October 6, 2015.
198. "Trump Dominates One America News Network's National Poll". October 2, 2015.
199. "Poll: Donald Trump Falls: Ben Carson Surges To Lead In Poll". October 2, 2015.
200. "Ipsos/Reuters". September 30, 2015.
201. "Suffolk University/USA TODAY" (PDF).
202. Cruz, Caitlin (September 30, 2014). "Suffolk University/USA TODAY". Talking Points Memo. Retrieved October 2, 2015.
203. "Poll: Biden Broadly Favorable, But Clinton Still Leads". September 28, 2015.
204. "NBC/WSJ Poll: Trump and Carson Lead GOP; Clinton Loses Ground". September 27, 2015.
205. "Ipsos/Reuters". September 23, 2015.
206. "Fox News". September 23, 2015. Retrieved September 23, 2015.
207. "Quinnipiac". September 24, 2015. Retrieved September 24, 2015.
208. "Bloomberg" (PDF). September 23, 2015. Retrieved September 24, 2015.
209. "Zogby". September 21, 2015. Retrieved September 21, 2015.
210. "CNN/ORC poll" (PDF). September 19, 2015. Retrieved September 20, 2015.
211. "NBC News/Survey Monkey" (PDF). September 19, 2015. Retrieved September 20, 2015.
212. "Morning Consult poll". September 18, 2015. Retrieved September 18, 2015.
213. "Post-Debate National Poll Shows Fiorina Tied for First with Trump". September 17, 2015. Retrieved September 17, 2015.
214. "Ipsos/Reuters (Web) (9/12-9/16 2015)". The Huffington Post. Retrieved December 23, 2015.
215. http://www.ipsos-na.com/download/pr.aspx?id=14883
216. "YouGov/Economist (9/11-9/15 2015)". The Huffington Post. Retrieved December 23, 2015.
217. "Morning Consult (9/11-9/13 2015)". The Huffington Post. Retrieved December 23, 2015.
218. "New poll: Donald Trump still leads, but Ben Carson makes strong gains". CBS News. September 15, 2015. Retrieved September 16, 2015.
219. http://www.langerresearch.com/wp-content/uploads/1171a22016Politics.pdf
220. "Ipsos/Reuters (Web) (9/5-9/9 2015)". The Huffington Post. Retrieved December 23, 2015.
221. "Emerson College Polling Society (9/5-9/8 2015)". The Huffington Post. Retrieved December 23, 2015.
222. http://i2.cdn.turner.com/cnn/2015/images/09/10/rel9a.-.gop.2016.pdf
223. "Morning Consult (9/4-9/7 2015)". The Huffington Post. Retrieved December 23, 2015.
224. "Poll: Carson Sprints to Second as Trump's Lead Softens – Morning Consult". Morning Consult. Retrieved December 23, 2015.
225. "National: Trump Holds Leads, Carson 2nd" (PDF). September 3, 2015. Retrieved September 5, 2015.
226. "Trump, Clinton Lead Primary Matchups. Bush Ties Carson for Runner Up". Morning Consult. Retrieved December 23, 2015.
227. "Trump Supporters Think Obama is a Muslim Born in Another Country" (PDF). Public Policy Polling. Retrieved 2015-09-01.
228. "Ipsos Poll Conducted for Reuters". August 29, 2015.
229. "New Hot Air-Townhall/Survey Monkey poll: Trump way up in GOP race, but Hillary struggles for lead in Dem field". Hot Air. Retrieved December 23, 2015.
230. "Biden Runs Better Than Clinton Against Top Republicans, Quinnipiac University National Poll Finds; Trump GOP Lead Grows As Clinton Dem Lead Shrinks". August 27, 2015.
231. "Trump Breaks New Ceiling In National GOP Poll".
232. http://www.ipsos-na.com/download/pr.aspx?id=14784
233. https://civisanalytics.com/blog/data-science/2015/08/26/republican-primary-poll-august2015/
234. https://d25d2506sfb94s.cloudfront.net/cumulus_uploads/document/zvg9hui4lt/econToplines.pdf
235. "Morning Consult (8/14-8/16 2015)". Huffington Post.
236. "CNN/ORC Poll: Donald Trump on top". CNN. Retrieved 2015-08-29.
237. "Fox News Poll: Sanders gains on Clinton". Fox News. August 14, 2015.
238. http://www.ipsos-na.com/download/pr.aspx?id=14767
239. "Has 'The Donald' Peaked?". rasmussenreports.com. Retrieved December 23, 2015.
240. http://www.ipsos-na.com/download/pr.aspx?id=14724
241. "Morning Consult (8/7-8/9 2015)". Huffington Post.
242. http://www.pdf.investintech.com/preview/33f7458c-3ec9-11e5-9555-002590d31986/index.html
243. http://ipsos-na.com/download/pr.aspx?id=14711
244. http://www.uakron.edu/dotAsset/fb6aadf4-05ff-4956-a26b-447bfb7fd28f.pdf
245. https://d25d2506sfb94s.cloudfront.net/cumulus_uploads/document/wtuckrpu76/econTabReport.pdf
246. "Morning Consult (7/31-8/3 2015)". Huffington Post.
247. "Poll: New high for Trump, new low for Clinton". Fox News. August 3, 2015.
248. http://images.businessweek.com/cms/2015-08-04/8302475320_tue.pdf
249. "NATIONAL: TRUMP WIDENS LEAD" (PDF). monmouth.edu. 2015-08-03. Retrieved 2015-08-03.
250. "CBS News GOP presidential candidates poll". Scribd. Retrieved December 23, 2015.
251. "Donald Trump Leads Republican Presidential Pack, WSJ/NBC Poll Finds". Wall Street Journal. August 2, 2015. Retrieved August 2, 2015.
252. "Gravis Marketing/One America News (7/29 2015)". Huffington Post.
253. "Toplines – National GOP Primary – July 28–29, 2015". rasmussenreports.com. Retrieved December 23, 2015.
254. "Ipsos Poll Conducted for Reuters Core Political Approval" (PDF). Ipsos-na.com. 2015-07-29. Retrieved 2015-08-09.
255. "Emerson College Polling Society (7/26-7/28 2015)". Huffington Post.
256. http://www.quinnipiac.edu/images/polling/us/us07302015_U645de.pdf
257. "2016 – Conducted July 22–25, 2016". documentcloud.org. Retrieved December 23, 2015.
258. "Ipsos Poll Conducted for Reuters Core Political Approval" (PDF). Ipsos-na.com. 2015-07-22. Retrieved 2015-07-29.
259. http://www.publicpolicypolling.com/pdf/2015/PPP_Release_National_72215.pdf
260. Kathy Frankovic. "Donald Trump's support remains high following John McCain controversy". YouGov. Retrieved December 23, 2015.
261. "National Tracking Poll July 17–20, 2015" (PDF). Huffington Post.
262. "Washington Post-ABC News poll, July 16–19, 2015". The Washington Post.
263. "Fox News Poll: Most voters don't trust Iran, many agree with Trump on immigration". Fox News. July 16, 2015.
264. "Ipsos Poll Conducted for Reuters Core Political Approval" (PDF). Ipsos-na.com. 2015-07-15. Retrieved 2015-07-20.
265. Archived July 15, 2015, at the Wayback Machine.
266. http://www.monmouth.edu/assets/0/32212254770/32212254991/32212254992/32212254994/32212254995/30064771087/d56c8128-f211-4a0e-a413-f4716c83cf65.pdf
267. "Ipsos Poll Conducted for Reuters Core Political Approval" (PDF). Ipsos-na.com. 2015-07-08. Retrieved 2015-07-12.
268. "The Economist/YouGov Poll" (PDF). cloudfront.net. July 4, 2015. Retrieved 2015-07-11.
269. "Ipsos Poll Conducted for Reuters Core Political Approval" (PDF). Ipsos-na.com. 2015-07-02. Retrieved 2015-07-13.
270. "The Economist/YouGov Poll" (PDF). cloudfront.net. June 27, 2015. Retrieved 2015-07-06.
271. "CCN Poll" (PDF). I2.cdn.turner.com. Retrieved 2015-07-06.
272. "Fox News Poll". Foxnews.com. June 24, 2015. Retrieved 2015-07-06.
273. "The Economist/YouGov Poll" (PDF). cloudfront.net. June 20, 2015. Retrieved 2015-07-06.
274. "HART RESEARCH ASSOCIATES/PUBLIC OPINION STRATEGIES Study #15247 – page 1" (PDF). Msnbcmedia.msn.com. June 2015. Retrieved 2015-07-06.
275. "The Economist/YouGov Poll" (PDF). cloudfront.net. June 13, 2015. Retrieved 2015-07-11.
276. "Walker, Bush, Rubio lead GOP Field Nationally, Clinton Still Dominant" (PDF). Publicpolicypolling.com. Retrieved 2015-07-11.
277. "NATIONAL: NO 'TOP TIER' IN 2016 GOP RACE" (PDF). Monmouth.edu. Retrieved 2015-07-11.
278. "Ipsos Poll Conducted for Reuters Core Political Approval" (PDF). Ipsos-na.com. 2015-06-10. Retrieved 2015-07-11.
279. "The Economist/YouGov Poll" (PDF). cloudfront.net. June 6, 2015. Retrieved 2015-07-11.
280. "060315_2016_NSA_web".
281. "The Economist/YouGov Poll" (PDF).
282. "CNN/ORC Poll" (PDF).
283. "2016 GOP field scattered, ratings of Clinton and other candidates".
284. "The Economist/YouGov Poll May 23–25, 2015" (PDF).
285. "May 28, 2015 – Five Leaders In 2016 Republican White House Race, Quinnipiac University National Poll Finds; Rubio, Paul Are Only Republicans Even Close To Clinton".
286. "The Economist/YouGov Poll May 16–18, 2015" (PDF).
287. "Fox News Polls: Huckabee seen as more ethical than most, Clinton's favorable slips, Christie underwater by double digits".
288. "The Economist/YouGov Poll May9-11, 2015" (PDF).
289. "Walker Leads Tightly Clustered GOP Field, Clinton Up Big Nationally" (PDF).
290. "The Economist/YouGov Poll May 2–4, 2015" (PDF).
291. "NBC News/Wall Street Journal Survey April 26–30, 2015" (PDF).
292. "The Economist/YouGov Poll April 25–27, 2015" (PDF).
293. "Fox News Poll: Rubio jumps to head of 2016 GOP pack, Clinton honesty questioned".
294. "April 23, 2015 – Rubio First In GOP Pack, Runs Best Against Clinton, Quinnipiac University National Poll Finds; Clinton On Top, But Most Voters Say She's Not Honest".
295. "The Economist/YouGov Poll April 18–20, 2015" (PDF).
296. "CNN/ORC Poll April 16–19, 2015" (PDF).
297. "The Economist/YouGov Poll April 11–13, 2015" (PDF).
298. "National: 2016 GOP Remains Wide Open" (PDF).
299. "Fox News Poll: More families feel worse than better as a result of ObamaCare, Walker jumps to top of GOP field, Clinton emails 'bad judgment'".
300. "Clinton's Popularity Declines – But Still Beats Her GOP Rivals'" (PDF).
301. "Cruz Surges Following Candidacy Announcement" (PDF).
302. "The Economist/YouGov Poll March 21–23, 2015" (PDF).
303. "CNN/ORC Poll March 13–15, 2105" (PDF).
304. "McClatch-Marist Poll March 1–4, 2015" (PDF).
305. "March 5, 2015 – Walker, Bush In Tight Race Among U.S. Republicans, Quinnipiac University National Poll Finds; Clinton Sweeps Dem Field, With Biden In The Wings".
306. "The Economist/YouGov Poll February 21–23, 2015" (PDF).
307. "Walker takes the lead in GOP Race" (PDF).
308. "CNN/ORC Poll February 12–15, 2015" (PDF).
309. "Fox News Poll: Voters believe Romney, Clinton remain top picks for 2016, Obama not tough enough on Iran".
310. "Romney has small lead in early GOP polling" (PDF).
311. "Romney Leads the GOP Pack – For Now".
312. "2012 GOP presidential nominee Mitt Romney is Republicans' top pick for 2016, while Democrats prefer 2008 runner-up Hillary Clinton".
313. "CNN/ORC Poll December 18–21, 2014" (PDF).
314. "There's Work Ahead if Bush Does Run; He's at 14% in a Fragmented GOP Field" (PDF).
315. "Fox News Poll: Your 2016 presidential election fix".
316. "McClatchy-Marist Poll December 3–9, 2014" (PDF).
317. "CNN/ORC Poll November 21–23, 2014" (PDF).
318. "November 26, 2014 – Romney, Bush Are Top GOP Contenders For 2016 Race, Quinnipiac University National Poll Finds; Clinton Leads, Tied With Christie Or Romney".
319. "Clinton Still Leads Democrats, GOP Race Wide Open for 2016".
320. "Romney Leads Scattered 2016 GOP Field, Clinton Still Dominates the Democratic Race" (PDF).
321. "McClatchy-Marist Poll September 24–29, 2014".
322. "Rand and Mitt Tied for 2016: A Tale of Two GOPs".
323. "McClatchy-Marist Poll August 4–7, 2014".
324. "Fox News polls: Midterm elections, 2016 presidential matchups".
325. "CNN/ORC Poll July 18–20, 2014" (PDF).
326. "Rand Paul Leads the GOP Pack for 2016 – And Not By a Little".
327. "July 8, 2014 – Clinton Owns Dem 2016 Nod; Tops Top Republicans, Quinnipiac University National Poll Finds; 2014 Generic House Race Tied, But Voters Hate Dems Less".
328. "National Survey 1016 People (general population) Conducted May 28 – June 4, 2014" (PDF).
329. "CNN/ORC Poll May 29 – July 1, 2014" (PDF).
330. "CNN/ORC Poll May 2–4, 2014" (PDF).
331. "Americans like Clinton and Bush families, but favor Hillary over Jeb".
332. "Fox News Poll: Voters say Obama lies on important matters; Bush, Christie and Paul are top GOP picks for 2016".
333. "McClatchy-Marist Poll April 7–10, 2014".
334. "Paul keeps pole position in '16 GOP presidential field; Huckabee second in new poll".
335. "CNN/ORC Poll March 7–9, 2014" (PDF).
336. "Clinton far more electable than other Democrats" (PDF).
337. "McClatchy-Marist Poll February 4–9, 2014".
338. "CNN/ORC Poll January 31 – February 2, 2014".
339. "Huckabee leads GOP field, as Christie collapses" (PDF).
340. "Jam for Christie, Clear Lane for Clinton In an Early Look at the 2016 On-Ramp" (PDF).
341. "January 21, 2014 – Bridgegate Takes Toll On Christie's 2016 Hopes, Quinnipiac University National Poll Finds; Hillary Clinton Is Big Winner As NJ Gov Crashes".
342. "1/15: NBC News/Marist Poll: Are New Jersey Governor Chris Christie's Political Plans Bottlenecked?".
343. "Fox News Poll: Clinton, Christie on top in 2016 preference test".
344. "Christie leads GOP field and Democratic contenders" (PDF).
345. "2016 Prospects For The White House".
346. "December 11, 2013 – Keep Cell Phones Off Planes, American Voters Say 2-1, Quinnipiac University National Poll Finds; More People Spending Less On Holiday Gifts".
347. "Poll: Clinton dominates early 2016 race; Warren gains on Biden as alternative".
348. "CNN/ORC Poll November 18–20, 2013" (PDF).
349. "Princeton Survey Research Associates International Poll for November 11, 2013" (PDF).
350. "2016? Clinton Still Far Ahead Among Democrats; Christie, Paul in Near Tie".
351. "Cruz down 17 to Hillary but still leading with conservatives" (PDF).
352. "Newsmax/Zogby Poll: Christie, Jeb Bush, Rand Paul Lead 2016 Pack".
353. "October 2, 2013 – Clinton Sweeps Dems, Tops Republicans In 2016 Race, Quinnipiac University National Poll Finds; American Voters Say 3-1 Keep Guns Out Of Starbucks".
354. "Cruz leads national Republican field" (PDF).
355. "CNN/ORC Poll September 6–8, 2013" (PDF).
356. "Christie Is Candidate GOP Voters Want Least As Their 2016 Nominee".
357. "Rand Paul leads GOP primary, but Christie best bet against Clinton" (PDF).
358. "McClatchy-Marist Poll July 15–18, 2013" (PDF).
359. "Democrats still behind Clinton, 4 way race for Republicans" (PDF).
360. "Hillary Clinton Leads 2016 Democratic Presidential Hopefuls; Republicans Without A Clear Frontrunner".
361. "April 3, 2013 – Early Look At 2016 GOP Field Shows 5-Way Horse Race, Quinnipiac University National Poll Finds; New Jersey's Christie Has Just 14%".
362. "Hillary Takes It All" (PDF).
363. "Clinton, Rubio lead primary contests" (PDF).
364. "Clinton could be hard to beat if she runs in 2016" (PDF).
365. "Clinton, Rubio 2016?" (PDF).
366. "Romney over 50% nationally" (PDF).

External links

• http://elections.huffingtonpost.com/pollster/2016-national-gop-primary
• 2016 Presidential primaries, ElectionProjection.com