Washington state legislative election results, 2024
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The sections below contain analysis of election results in the state legislative elections for Washington in 2024.
General election results
Senate
- See also: Washington State Senate elections, 2024
House
Retiring incumbents
Senate
Eight incumbents did not file for re-election in 2024.[1] This was the highest number since Ballotpedia began recording these statistics in 2010. Those incumbents were:
House
Eighteen incumbents did not file for re-election in 2024.[2] ] The average number of retirements each election cycle from 2010 to 2022 was 14.9. Those incumbents were:
Primary election competitiveness
This section contains data on state legislative primary election competitiveness in Washington. These totals include data from all regularly-scheduled House and Senate elections. For more information about Ballotpedia's competitiveness analysis of state legislative elections, please click here.
Post-filing deadline analysis
The following analysis covers all state legislative districts up for election in Washington in 2024. Information below was calculated on May 30, 2024, and may differ from information shown in the table above due to candidate replacements and withdrawals after that time.
Washington had 48 contested state legislative primary elections in 2024. In elections from 2014 to 2022, the average number of contested state legislative primaries was 45.
There were 283 total candidates running for state legislature– including 227 who ran for the House and 56 who ran for the Senate. That is the lowest number of total candidates since 2014, when 266 candidates ran.
Among the candidates running for the House, 109 were affiliated with the Democratic Party and 102 were affiliated with the Republican Party, There were also 16 non-major party candidates who ran for seats in the House.
Among the candidates who ran for Senate, 30 were affiliated with the Democratic Party and 26 were affiliated with the Republican Party.
Washington uses a top-two primary system. This means all congressional and state-level primary candidates appear on the same ballot, and the top-two vote-getters move on to the general election, regardless of their party affiliation.
Twenty-four incumbents, or about 24.7% of all incumbents, faced primary challengers in 2024. This is the lowest number of incumbents in contested primaries since 2014, when 17 incumbents faced primary challengers.
Twenty-six incumbents– including nine Democrats and 17 Republicans– did not seek reelection in 2024. From 2010 to 2022, the average number of retirements was 19.7.
Washington has had a Democratic trifecta since 2018, after Democrats gained control of the State Senate in a 2017 special election. Since 1992, Washington has had 18 years of Democratic trifectas and no Republican trifectas.
As of May 2024, Democrats held a 58-40 majority in the 98-member State House and 29-20 majority in the 49-member State Senate.
Senate
The table below shows the number and percentage of open seats in the Washington State Senate from 2010 to 2024.[3]
| Open Seats in Washington State Senate elections: 2010 - 2024 | |||
|---|---|---|---|
| Year | Total seats | Open seats | Seats with incumbents running for re-election |
| 2024 | 25 | 8 (32 percent) | 17 (68 percent) |
| 2022 | 25 | 6 (24 percent) | 19 (76 percent) |
| 2020 | 25 | 3 (12 percent) | 22 (88 percent) |
| 2018 | 25 | 3 (12 percent) | 22 (88 percent) |
| 2016 | 26 | 7 (27 percent) | 19 (73 percent) |
| 2014 | 25 | 4 (16 percent) | 21 (84 percent) |
| 2012 | 26 | 7 (27 percent) | 19 (73 percent) |
| 2010 | 25 | 5 (20 percent) | 20 (80 percent) |
House
The table below shows the number and percentage of open seats in the Washington House of Representatives from 2010 to 2024.[4]
| Open Seats in Washington House of Representatives elections: 2010 - 2024 | |||
|---|---|---|---|
| Year | Total seats | Open seats | Seats with incumbents running for re-election |
| 2024 | 98 | 18 (18%) | 80 (82%) |
| 2022 | 98 | 21 (21%) | 77 (79%) |
| 2020 | 98 | 13 (13%) | 85 (87%) |
| 2018 | 98 | 14 (14%) | 84 (86%) |
| 2016 | 98 | 14 (14%) | 84 (86%) |
| 2014 | 98 | 9 (9%) | 89 (91%) |
| 2012 | 98 | 20 (20%) | 78 (80%) |
| 2010 | 98 | 16 (16%) | 82 (84%) |
See also
- Elections
- Elections calendar
- Elections by state and year
- State Poll Opening and Closing Times
- State legislative elections, 2024
Footnotes
- ↑ Ballotpedia defines an incumbent as retiring if the incumbent did not file for office or filed for office but withdrew, was disqualified, or otherwise left a race in a manner other than losing the primary, primary runoff, or convention. If an incumbent runs as a write-in candidate, Ballotpedia does not consider them to be retiring. If an incumbent runs in the same chamber for a different seat, Ballotpedia does not consider them to be retiring.
- ↑ Ballotpedia defines an incumbent as retiring if the incumbent did not file for office or filed for office but withdrew, was disqualified, or otherwise left a race in a manner other than losing the primary, primary runoff, or convention. If an incumbent runs as a write-in candidate, Ballotpedia does not consider them to be retiring. If an incumbent runs in the same chamber for a different seat, Ballotpedia does not consider them to be retiring.
- ↑ Ballotpedia defines a seat as open if the incumbent did not file to run for re-election or filed but withdrew and did not appear on any ballot for his or her seat. If the incumbent withdrew from or did not participate in the primary but later chose to seek re-election to his or her seat as a third party or independent candidate, the seat would not be counted as open. If the incumbent retired or ran for a different seat in the same chamber, his or her original seat would be counted as open unless another incumbent from the same chamber filed to run for that seat, in which case it would not be counted as open due to the presence of an incumbent.
- ↑ Ballotpedia defines a seat as open if the incumbent did not file to run for re-election or filed but withdrew and did not appear on any ballot for his or her seat. If the incumbent withdrew from or did not participate in the primary but later chose to seek re-election to his or her seat as a third party or independent candidate, the seat would not be counted as open. If the incumbent retired or ran for a different seat in the same chamber, his or her original seat would be counted as open unless another incumbent from the same chamber filed to run for that seat, in which case it would not be counted as open due to the presence of an incumbent.
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