2020 Washington State Senate election


The 2020 Washington State Senate elections took place as part of the biennial 2020 United States elections. Washington voters elected state senators in 26 of the 49 state legislative districts. Elections to the Washington State Senate were held on November 3, 2020.
Following the previous election in 2018 [Washington State Senate election|2018], Democrats held a 28-seat majority in the Senate, compared to Republicans' 21 seats. Senators who did not run for re-election were Randi Becker, Maureen Walsh, and Hans Zeiger.
Democrats retained control of the Washington State Senate following the 2020 general election, with the balance of power remaining unchanged: 28 to 21.

Summary of results by State Senate">Washington State Senate">State Senate district

  • Districts not listed were not up for election in 2020.
Source:

Detailed results

Each party flipped a seat and the composition stayed at 28 D–21 R. Senators Dean Takko and Steve O'Ban lost reelection.

District 1 • District 2 • District 3 • District 4 • District 5 • District 9 • District 10 • District 11 • District 12 • District 14 • District 16 • District 17 • District 18 • District 19 • District 20 • District 22 • District 23 • District 24 • District 25 • District 27 • District 28 • District 38 • District 39 • District 40 • District 41 • District 49