2026 U.S. Senate Elections: Every Seat on the Ballot
35 of the 100 U.S. Senate seats are on the ballot on Tuesday, November 3, 2026: the 33 seats whose terms end on January 3, 2027, and 2 special elections for seats whose holders were appointed (Ohio and Florida). The seat decided by the smallest margin last time is Georgia, where Jon Ossoff beat David A. Perdue by 1.2 points in 2021 (a runoff); the widest is Wyoming, 45.0 points in 2020. The seat's holder is on the ballot in 22 of them and 13 are open; 123 candidates are on file across the 35 races. Below, every race by state as a matchup: the incumbent against the challengers, with how the seat was last won. Nothing here is a forecast.
How many U.S. Senate seats are up in 2026?
35 U.S. Senate seats are on the ballot on November 3, 2026: 33 regular seats whose terms end, plus 2 special elections in Ohio and Florida for the rest of a term.
Which 2026 Senate seat had the closest result last time?
Georgia, where Jon Ossoff beat David A. Perdue by 1.2 points in 2021 (a runoff).
When is the 2026 election?
Election Day is Tuesday, November 3, 2026, the Tuesday after the first Monday in November.