There are 35 Senate seats up for election in 2026, including special elections in Florida and Ohio.

Quick Scoop

  • Of those 35 seats, 22 are held by Republicans and 13 are held by Democrats.
  • Republicans currently control the Senate, so these races matter for control of the chamber.
  • Democrats would need a net gain of four seats to win a 51-49 majority.

Figure| Number
---|---
Total Senate seats up in 2026| 35 310
Republican-held seats up| 22 310
Democratic-held seats up| 13 14

TL;DR: 35 Senate seats are up in 2026.