2024 Washington State Senate election

Washington State Senate elections, 2024

November 5, 2024

25 of 49 seats in the Washington State Senate
25 seats needed for a majority
  Majority party Minority party
 
Leader Andy Billig
(retired)
John Braun
Party Democratic Republican
Leader's seat 3rd 20th
Seats before 29 20
Seats won 30 19
Seat change 1 1
Popular vote 978,951 876,073
Percentage 52.38% 46.88%
Swing 4.43 pp 7.59 pp

Results:
     Democratic gain
     Democratic hold      Republican hold
     No election
Vote share:
     40–50%      50–60%      60–70%      70–80%      >90%
     50–60%      60–70%      >90%

Majority Leader before election

Andy Billig
Democratic

Elected Majority Leader

Jamie Pedersen
Democratic

The 2024 Washington State Senate elections were held on November 5, 2024, with a nonpartisan blanket primary election held on August 6, 2024. Voters in 25 of the 49 state legislative districts elected Senators to the Washington State Senate. The elections will coincide with other elections for federal, state, and local offices.