United States elections, 1818
The 1818 United States elections occurred in the middle of Democratic-Republican President James Monroe's first term, during the First Party System and the Era of Good Feelings. Members of the 16th United States Congress were chosen in this election. During the 16th Congress, Alabama and Maine joined the union. Democratic-Republicans continued to dominate both chambers of Congress, and slightly increased their majority in both houses of Congress in this election.
- United States House of Representatives elections, 1818
- United States Senate elections, 1818 and 1819