The 2018 United States Senate election in Washington took place on November 6, 2018, to elect a member of the United States Senate to represent the State of Washington. Incumbent Democrat Maria Cantwell won election to a fourth term over television news journalist Susan Hutchison, a Republican.
Nonpartisan blanket primary
Candidates
The primary election featured 30 candidates.
Democratic Party
Declared
- Maria Cantwell, incumbent senator
- George H. Kalberer
- Don L. Rivers
- Mohammad Said
- Clint Tannehill
Republican Party
Declared
- Dave Bryant
- Art Coday
- Rocky De La Fuente, businessman and former presidential candidate
- Joey Gibson, activist and founder of Patriot Prayer
- Goodspaceguy, perennial candidate
- Matt Hawkins
- Matthew D. Heines
- Susan Hutchison, former chair of the Washington State Republican Party
- John Orlinski
- Tim Owen
- RC Smith
- Glen Stockwell
- Keith Swank
Withdrawn
- Ron Higgins (withdrew May 19, 2018)
Endorsements
Independents
Declared
- Thor Amundson
- Jon Butler
- Jennifer "GiGi" Ferguson
- Charlie R. Jackson
- Dave Strider
Write-in
- Clay Johnson, activist
Minor parties
In Washington, primary candidates may declare a preference for any party, and their party preference does not imply that the candidate is nominated or endorsed by the party. Candidates may also declare a preference for new or single-candidate parties.
Declared
- Brad Chase (FDFR Party), communications strategist
- James Robert "Jimmie" Deal (Green Party)
- Steve Hoffman (Freedom Socialist Party), union organizer
- Mike Luke (Libertarian Party)
- Alex Tsimerman (StandupAmerica)
- Sam Wright (The Human Rights Party)
Notes
Results
General election
Debates
Predictions
Polling
Results
Counties that flipped from Democratic to Republican
- Cowlitz (largest city: Longview)
- Grays Harbor (largest city: Aberdeen)
- Klickitat (largest city: Goldendale)
- Mason (largest city: Shelton)
- Skamania (largest city: Carson)
- Yakima (largest city: Yakima)
- Wahkiakum (largest city: Puget Island)
Counties that flipped from Republican to Democratic
- Whitman (largest city: Pullman)
By congressional district
Cantwell won seven of ten congressional districts.
Notes
Partisan clients
References
External links
- Candidates at Vote Smart
- Candidates at Ballotpedia
- Campaign finance at FEC
- Campaign finance at OpenSecrets
Official campaign websites
- Maria Cantwell (D) for Senate
- Susan Hutchison (R) for Senate
