| Year: | 1802 |
| Type: | Midterm elections |
| Incumbent President: | Thomas Jefferson (Democratic-Republican) |
| Next Congress: | 8th |
| Senate Control: | Democratic-Republican hold |
| Senate Seats Contested: | 11 of 34 seats[1] |
| Senate Net Change: | Democratic-Republican +5[2] |
| House Control: | Democratic-Republican hold |
| House Seats Contested: | All 142 voting seats |
| House Net Change: | Democratic-Republican +35 |
The 1802 United States elections occurred in the middle of Democratic-Republican President Thomas Jefferson's first term, during the First Party System. Members of the 8th United States Congress were chosen in this election. Democratic-Republicans picked up several seats in both chambers of Congress, solidifying their control over the House and Senate.
In the House, 36 seats were added following the 1800 census. Democratic-Republicans gained many seats, increasing their majority.[3]
In the Senate, Democratic-Republicans won major gains, increasing their previously-narrow majority.[4]