Certified returns for every federal race in Washington in 2018, as published by the Clerk of the U.S. House of Representatives. 11 of 11 congressional races match the totals printed in the Clerk's own recapitulation.
U.S. Senate
Candidate
Party
Votes
Share
Maria Cantwell
Democrat
1,803,364
58.4%
Susan Hutchison
Republican
1,282,804
41.6%
Total
3,086,168
U.S. House of Representatives
District 1
Candidate
Party
Votes
Share
Suzan K. DelBene
Democrat
197,209
59.3%
Jeffrey Beeler
Republican
135,534
40.7%
Total
332,743
District 2
Candidate
Party
Votes
Share
Rick Larsen
Democrat
210,187
71.3%
Brian Luke
Libertarian
84,646
28.7%
Total
294,833
District 3
Candidate
Party
Votes
Share
Jaime Herrera Beutler
Republican
161,819
52.7%
Carolyn Long
Democrat
145,407
47.3%
Total
307,226
District 4
Candidate
Party
Votes
Share
Dan Newhouse
Republican
141,551
62.8%
Christine Brown
Democrat
83,785
37.2%
Total
225,336
District 5
Candidate
Party
Votes
Share
Cathy McMorris Rodgers
Republican
175,422
54.8%
Lisa Brown
Democrat
144,925
45.2%
Total
320,347
District 6
Candidate
Party
Votes
Share
Derek Kilmer
Democrat
206,409
63.9%
Douglas Dightman
Republican
116,677
36.1%
Total
323,086
District 7
Candidate
Party
Votes
Share
Pramila Jayapal
Democrat
329,800
83.6%
Craig Keller
Republican
64,881
16.4%
Total
394,681
District 8
Candidate
Party
Votes
Share
Kim Schrier
Democrat
164,089
52.4%
Dino Rossi
GOP
148,968
47.6%
Total
313,057
District 9
Candidate
Party
Votes
Share
Adam Smith
Democrat
163,345
67.9%
Sarah Smith
Democrat
77,222
32.1%
Total
240,567
District 10
Candidate
Party
Votes
Share
Denny Heck
Democrat
166,215
61.5%
Joseph Brumbles
Republican
103,860
38.5%
Total
270,075
Source
Clerk of the U.S. House of Representatives
Statistics of the Presidential and Congressional Election, 2018 — Official source · Archived copy SHA-256 6ddfd903d3b856b2d68de06c245e19fd294b3a48e8fe9590f4bef2f95f83c28e
Shares are of all votes listed for the race, including write-ins and, where a state reports them, blank and void ballots.