2018 United States House of Representatives elections in Washington

← 2016 November 6, 2018 (2018-11-06) 2020 →
All ten Washington seats to theUnited States House of Representatives
Majority party Minority party   Party Democratic Republican Last election 6 4 Seats won 7 3 Seat change 1 1 Popular vote 1,888,593 1,048,712 Percentage 62.50% 34.70% Swing 7.23% 10.03%
District results County results Democratic   50–60%   60–70%   70–80%   80–90%   90–100% Republican   50–60%   60–70%   70–80%

The2018 United States House of Representatives elections in Washington were held on November 6, 2018, to elect the 10U.S. representatives from thestate ofWashington, one from each of the state's 10congressional districts. The elections coincided withother elections to the House of Representatives,elections to theUnited States Senate and variousstate andlocal elections. All nine incumbents seeking re-election were re-elected, but the Democratic Party won the open-seat in the 8th District previously held by a Republican, improving from a 6–4 margin to a 7–3 margin.

Results of the 2018 United States House of Representatives elections in Washington by district:^[1]

2018 Washington's 1st congressional district election

← 2016 2020 →

Nominee Suzan DelBene Jeffrey Beeler Party Democratic Republican Popular vote 197,209 135,534 Percentage 59.3% 40.7%

County results DelBene:     50–60%     60–70% Beeler:     50–60%

U.S. Representative before election Suzan DelBene Democratic Elected U.S. Representative Suzan DelBene Democratic

The 1st congressional district is located along thePuget Sound from the Canada–US border toKing County.The district had aPVI of D+6. The incumbent was DemocratSuzan DelBene, who had represented the district since 2012. She was re-elected with 55% of the vote in 2016.

2018 Washington's 2nd congressional district election

← 2016 2020 →

Nominee Rick Larsen Brian Luke Party Democratic Libertarian Popular vote 210,187 84,646 Percentage 71.3% 28.7%

County results Larsen:     60–70%     70–80%     80–90%

U.S. Representative before election Rick Larsen Democratic Elected U.S. Representative Rick Larsen Democratic

The 2nd congressional district includes all ofIsland andSan Juan counties and neighboring areas on the mainland fromBellingham in the north toLynnwood in the south. The district had aPVI of D+10. The incumbent was DemocratRick Larsen, who had represented the district since 2001. He was re-elected with 64% of the vote in 2016.

2018 Washington's 3rd congressional district election

← 2016 2020 →

Nominee Jaime Herrera Beutler Carolyn Long Party Republican Democratic Popular vote 161,819 145,407 Percentage 52.7% 47.3%

County results Beutler:     50–60%     60–70% Long:     50–60%

U.S. Representative before election Jaime Herrera Beutler Republican Elected U.S. Representative Jaime Herrera Beutler Republican

The 3rd congressional district encompasses the southernmost portion ofwestern andcentral Washington. It includes the counties ofLewis,Pacific,Wahkiakum,Cowlitz,Clark,Skamania, andKlickitat, and a small sliver of southernThurston county. The district had aPVI of R+4. The incumbent was RepublicanJaime Herrera Beutler, who had represented the district since 2011. She was re-elected with 62% of the vote in 2016.

2018 Washington's 4th congressional district election

← 2016 2020 →

Nominee Dan Newhouse Christine Brown Party Republican Democratic Popular vote 141,551 83,785 Percentage 62.8% 37.2%

County results Newhouse:     50–60%     60–70%     70–80%

U.S. Representative before election Dan Newhouse Republican Elected U.S. Representative Dan Newhouse Republican

The 4th congressional district is located incentral Washington, covering the counties of,Douglas,Okanogan,Grant,Yakima,Franklin,Benton, andAdams. The district is dominated by theYakima andTri-Cities areas. The district had aPVI of R+13. The incumbent was RepublicanDan Newhouse, who had represented the district since 2015. He was re-elected with 58% of the vote in 2016.

2018 Washington's 5th congressional district election

← 2016 2020 →

Nominee Cathy McMorris Rodgers Lisa Brown Party Republican Democratic Popular vote 175,422 144,925 Percentage 54.8% 45.2%

County results Rodgers:     50–60%     60–70%     70–80% Brown:     50–60%

U.S. Representative before election Cathy McMorris Rodgers Republican Elected U.S. Representative Cathy McMorris Rodgers Republican

The 5th congressional district is located inEastern Washington and includes the counties ofFerry,Stevens,Pend Oreille,Lincoln,Spokane,Whitman,Walla Walla,Columbia,Garfield, andAsotin. It is centered onSpokane, the state's second largest city. The district had aPVI of R+8. The incumbent was RepublicanCathy McMorris Rodgers, who had represented the district since 2005. She was re-elected with 60% of the vote in 2016.

2018 Washington's 6th congressional district election

← 2016 2020 →

Nominee Derek Kilmer Douglas Dightman Party Democratic Republican Popular vote 206,409 116,677 Percentage 63.9% 36.1%

County results Kilmer:     50–60%     60–70%     70–80%

U.S. Representative before election Derek Kilmer Democratic Elected U.S. Representative Derek Kilmer Democratic

The 6th congressional district includes theOlympic Peninsula, most of theKitsap Peninsula, and most of the city ofTacoma. The district had aPVI of D+6. The incumbent was DemocratDerek Kilmer, who had represented the district since 2013. He was re-elected with 62% of the vote in 2016.

2018 Washington's 7th congressional district election

← 2016 2020 →

Nominee Pramila Jayapal Craig Keller Party Democratic Republican Popular vote 329,800 64,881 Percentage 83.6% 16.4%

County results Jayapal:     60–70%     80–90%

U.S. Representative before election Pramila Jayapal Democratic Elected U.S. Representative Pramila Jayapal Democratic

The 7th congressional district includes most ofSeattle, all ofVashon Island,Edmonds,Shoreline,Kenmore, and parts ofBurien andNormandy Park. The district had aPVI of D+33. The incumbent was DemocratPramila Jayapal, who had represented the district since 2017. She was elected with 56% of the vote in 2016, to replace retiring Democratic representativeJim McDermott.

2018 Washington's 8th congressional district election

← 2016 2020 →

Nominee Kim Schrier Dino Rossi Party Democratic Republican Popular vote 164,089 148,968 Percentage 52.4% 47.6%

County results Schrier:     50–60% Rossi:     50–60%

U.S. Representative before election Dave Reichert Republican Elected U.S. Representative Kim Schrier Democratic

The 8th congressional district includes the eastern portions ofKing andPierce counties and crosses theCascade mountains to includeChelan andKittitas counties. The population centers on the west side of the mountains include the exurban communities ofSammamish,Issaquah, andAuburn. On the east side, the 8th's population centers are rural communitiesWenatchee,Leavenworth, andEllensburg. The district had aPVI of EVEN.

Dave Reichert's retirement made this the only open seat in Washington in 2018, as well as the only seat to change party hands.

2018 Washington's 9th congressional district election

← 2016 2020 →

Nominee Adam Smith Sarah Smith Party Democratic Democratic Popular vote 163,345 77,222 Percentage 67.9% 32.1%

County results A. Smith:     60–70%     70–80%

U.S. Representative before election Adam Smith Democratic Elected U.S. Representative Adam Smith Democratic

The 9th congressional district encompasses a long, somewhat narrow area inwestern Washington through the densely populated centralPuget Sound region, fromTacoma in the south toBellevue in the north. The district had aPVI of D+21. The incumbent was DemocratAdam Smith, who had represented the district since 1997. He was re-elected with 73% of the vote in 2016. The 9th was the only district in Washington to have Democrats win both spots in the blanket primary, with 48% of the vote going to the Adam Smith, the incumbent, 27% going to Sarah Smith, a progressive challenger, and 25% going to Doug Blaser, the sole Republican candidate. Incumbent Adam Smith won the general election soundly, receiving 68% of the vote.

2018 Washington's 10th congressional district election

← 2016 2020 →

Nominee Denny Heck Joseph Brumbles Party Democratic Republican Popular vote 166,215 103,860 Percentage 61.5% 38.5%

County results Heck:     50–60%     60–70%

U.S. Representative before election Denny Heck Democratic Elected U.S. Representative Denny Heck Democratic

The 10th congressional district encompasses the state capital ofOlympia and surrounding areas. The district had aPVI of D+5. The incumbent was DemocratDenny Heck, who had represented the district since 2013. He was re-elected with 59% of the vote in 2016.

• Candidates atVote Smart
• Candidates atBallotpedia
• Campaign finance atFEC
• Campaign finance atOpenSecrets

Official campaign websites of first district candidates

• Jeffrey Beeler (R) for Congress
• Suzan DelBene (D) for Congress

Official campaign websites of second district candidates

• Rick Larsen (D) for Congress
• Brian Luke (L) for Congress

Official campaign websites of third district candidates

• Jaime Herrera Beutler (R) for CongressArchived 2021-01-14 at theWayback Machine
• Carolyn Long (D) for Congress

Official campaign websites of fourth district candidates

• Christine Brown (D) for Congress
• Dan Newhouse (R) for Congress

Official campaign websites of fifth district candidates

• Lisa Brown (D) for Congress
• Cathy McMorris Rodgers (R) for Congress

Official campaign websites of sixth district candidates

• Douglas Dightman (R) for Congress
• Derek Kilmer (D) for Congress

Official campaign websites of seventh district candidates

• Pramila Jayapal (D) for Congress
• Craig Keller (R) for Congress

Official campaign websites of eighth district candidates

• Dino Rossi (R) for Congress
• Kim Schrier (D) for Congress

Official campaign websites of ninth district candidates

• Adam Smith (D) for Congress
• Sarah Smith (D) for Congress

Official campaign websites of tenth district candidates

• Joseph Brumbles (R) for Congress
• Dennis Heck (D) for Congress

• United States House of Representatives elections in Washington (state)
• 2018 United States House of Representatives elections
• 2018 Washington (state) elections

• All articles with dead external links
• Articles with dead external links from September 2019
• Articles with permanently dead external links
• Articles with short description
• Short description is different from Wikidata
• Use mdy dates from September 2023
• Pages using sidebar with the child parameter
• Webarchive template wayback links