List of Interstate Highways in Indiana

Interstate Highway shields for Interstate 69 and Interstate 465
System information
Notes:	Indiana Routes are generally state-maintained.
Highway names
Interstates:	Interstate X (I-X)
US Highways:	U.S. Route X (US X)
State:	State Road X (SR X)
System links
Indiana State Roads Interstate US State Former Scenic

Interstate Highways are owned and maintained by INDOT unless it is a toll road.

Primary Interstates

Number	Length (mi)[1]	Length (km)	Southern or western terminus	Northern or eastern terminus	Formed	Removed	Notes
I-64	123.33	198.48	I-64 at Illinois state line west of Griffin	I-64 at Kentucky state line at Jeffersonville	1956	current
I-65	261.27	420.47	I-65 at Kentucky state line at Jeffersonville	US 12/US 20 in Gary	1956	current	Formerly the longest Interstate in Indiana
I-67	320	515	US-231 (Proposed I-67) William H. Natcher Bridge over the Ohio River between Rockport, Indiana and Maceo, Kentucky	US-31 (Proposed I-67) at the Michigan state line north of South Bend, Indiana	proposed	—	Proposed interstate following US-231 from Ohio River to I-69, then I-69 to I-465 around Indianapolis, then US-31 to Michigan
I-69	272.00	437.74	US 41/Veterans Memorial Parkway in Evansville I-465 in Indianapolis	SR 37 near Bloomington I-69 at Michigan state line northwest of Fremont	1956	current	Longest Interstate in Indiana
I-70	156.60	252.02	I-70 at Illinois state line west of Terre Haute	I-70 at Ohio state line at Richmond	1956	current
I-74	171.54	276.07	I-74 at Illinois state line west of Covington	I-74 at Ohio state line at West Harrison	1960	current
I-80	151.56	243.91	I-80/I-94 at Illinois state line at Munster	I-80/I-90 at Ohio state line east of Angola	1956	current	Indiana Toll Road from I-80/I-90/I-94 split in NW Indiana to Ohio state line
I-90	156.28	251.51	I-90 at Illinois state line in Hammond	I-80/I-90 at Ohio state line east of Angola	1956	current	Indiana Toll Road
I-94	46.13	74.24	I-80/I-94 at Illinois state line in Munster	I-94 at Michigan state line northeast of Michigan City	1956	current

Auxiliary Interstates

Number	Length (mi)[1]	Length (km)	Southern or western terminus	Northern or eastern terminus	Formed	Removed	Notes
I-164	0.69	1.11	US 41/Veterans Memorial Parkway in Evansville	I-64/I-69 northwest of Elberfeld	1968	current	Mostly redesignated as I-69 in 2014; a small 0.7-mile unsigned stub west of US-41 still designated as I-164
I-165	—	—	—	—	1978	1981	Cancelled, ghost ramps at the North Split in downtown Indianapolis for I-165 or I-69
I-265	6.73	10.83	I-64/US 150 in New Albany	SR 62 in Jeffersonville	1977	current	Louisville outer beltway; work underway to connect it to the Kentucky segment
I-269	—	—	I-69 near Martinsville, Indiana	I-65 near Lebanon, Indiana	proposed	—	Proposed outer Indianapolis beltway; west side not planned; only planned around the south, east, and north sides of Indianapolis
I-275	3.16	5.09	I-275 at Kentucky state line (Ohio River)	I-275 at Ohio state line	1962	current	Part of a beltway around Cincinnati, Ohio
I-294	10	16	I-294 at Illinois state line	I-90/I-94/Indiana Toll Road in Gary	1965	1966	Formerly proposed to start where I-94 enters Indiana currently, heading east then north along SR 912, then back to I-94
I-465	52.79	84.96	Beltway around Indianapolis		1959	current	Indianapolis beltway
I-469	30.83	49.62	I-69 south of Fort Wayne	I-69 north of Fort Wayne	1989	current	Southern, eastern, and northern bypass around Fort Wayne
I-865	4.72	7.60	I-65 west of Zionsville	I-465 south of Zionsville	2002	current	Connector between I-465 and I-65 in northwestern Indianapolis; renumbered from I-465 to eliminate three-way intersection of I-465
Former       Future

References

1. Federal Highway Administration (January 19, 2012). "Table 1". Route Log and Finder List. Federal Highway Administration.