How Many Senate Seats Are Up In 2024 Election. Our senate forecast uses our presidential forecast to determine who would control the senate in these cases. 23 democratic seats are up for reelection in 2024 and 28 seats are not up, for a total of 51 seats;

Independent incumbents up for election in maine and vermont are part of the democratic caucus. The latest results in 2024 us senate races, with vote totals and interactive maps by state — plus coverage of races for president, governor and us house.