2018 United States Senate Election in Washington

Washington · Federal

Election results

General · November 6, 2018

Candidate	Party	Votes	Vote %	Result
Maria Cantwell	Dem	1,803,364	58.4%	Elected
Susan Hutchison	Rep	1,282,804	41.6%

Primary results

August 7, 2018

Candidate	Party	Votes	Vote %	Result
Maria Cantwell	Dem	929,961	54.7%	Advanced
Susan Hutchison	Rep	413,317	24.3%	Advanced
Keith Swank	Rep	39,818	2.3%
Joey Gibson	Rep	38,676	2.3%
Clint R. Tannehill	Dem	35,770	2.1%
Dave Bryant	Rep	33,962	2.0%
Art Coday	Rep	30,654	1.8%
Jennifer Gigi Ferguson	Ind	25,224	1.5%
Tim Owen	Rep	23,167	1.4%
Matt Hawkins	Rep	13,324	0.8%
Don L. Rivers	Dem	12,634	0.7%
Mike Luke	Libertarian	12,302	0.7%
Glen R Stockwell	Rep	11,611	0.7%
Thor Amundson	Ind	9,393	0.6%
Mohammad Said	Dem	8,649	0.5%
Matthew D. Heines	Rep	7,737	0.5%
Steve Hoffman	Freedom Socialist	7,390	0.4%
GoodSpaceGuy	Rep	7,057	0.4%
John Orlinski	Rep	6,905	0.4%
Dave Strider	Ind	6,821	0.4%
Roque "Rocky" De La Fuente	Rep	5,724	0.3%
James Robert "Jimmie" Deal	Green	3,849	0.2%
Sam Wright	The Human Rights	3,761	0.2%
Brad Chase	FDFR	2,655	0.2%
George H. Kalberer	Dem	2,448	0.1%
Charlie R Jackson	Ind	2,411	0.1%
RC Smith	Rep	2,238	0.1%
Jon Butler	Ind	2,016	0.1%
Alex Tsimerman	StandupAmerica	1,366	0.1%

Comparisons show seats contested in each cycle; Senate seat classes and special elections can differ between years.

Party	2016 seats	2018 seats	Change	2016 Vote %	2018 Vote %	Vote share Δ
Democratic	1	1	0	59.0%	58.4%	−0.6 pp

1 → 1 seats

Party	2010 seats	2018 seats	Change	2010 Vote %	2018 Vote %	Vote share Δ
Democratic	1	1	0	52.4%	58.4%	+6.1 pp

Party	2012 seats	2018 seats	Change	2012 Vote %	2018 Vote %	Vote share Δ
Democratic	1	1	0	60.5%	58.4%	−2.0 pp

Democratic

Chart data