2024 United States Senate election in Washington

The 2024 United States Senate election in Washington will be held on November 5, 2024, to elect a member of the United States Senate to represent the state of Washington. Incumbent four-term Democratic Senator Maria Cantwell was first elected in 2000, narrowly defeating Republican incumbent Slade Gorton. In her most recent re-election campaign, Cantwell won with 58.3% of the vote in 2018. Primary elections will take place on August 6, 2024.

Declared

 * Maria Cantwell, incumbent U.S. senator
 * Paul Giesick, blue collar worker

Declared

 * Raul Garcia, physician and candidate for governor in 2020
 * Goodspaceguy, amateur astronomer and perennial candidate
 * Isaac Holyk, software development company CEO and candidate for U.S. Senate in 2022
 * Scott Nazarino, financial consultant and candidate for U.S. Senate in 2016
 * Mel Ram, private investigator

Declined

 * John Guenther, retired state employee and candidate for U.S. Senate in 2022 (ran for U.S. House)

Third party and independent candidates

 * Thor Amundson (Independent), project expediter and perennial candidate
 * Henry Dennison (Socialist Workers), political organizer and perennial candidate
 * Chuck Jackson (Independent), merchant mariner and perennial candidate
 * David Tilton (Independent), data analyst

Polling

 * Maria Cantwell vs. Raul Garcia


 * Maria Cantwell vs. Jaime Herrera Beutler