| Election Name: | 2018 United States House of Representatives elections in Connecticut |
| Country: | Connecticut |
| Type: | legislative |
| Ongoing: | no |
| Previous Election: | 2016 United States House of Representatives elections in Connecticut |
| Previous Year: | 2016 |
| Next Election: | 2020 United States House of Representatives elections in Connecticut |
| Next Year: | 2020 |
| Seats For Election: | All 5 Connecticut seats to the United States House of Representatives |
| Turnout: | 60.24% |
| Party1: | Democratic Party (United States) |
| Last Election1: | 5 |
| Seats1: | 5 |
| Popular Vote1: | 849,341 |
| Percentage1: | 61.64% |
| Swing1: | 0.84% |
| Party2: | Republican Party (United States) |
| Last Election2: | 0 |
| Seats2: | 0 |
| Popular Vote2: | 520,521 |
| Percentage2: | 37.78% |
| Swing2: | 1.71% |
The 2018 United States House of Representatives elections in Connecticut were held on Tuesday, November 6, 2018, to elect the five U.S. representatives from the state of Connecticut, one from each of the state's five congressional districts. The elections coincided with the gubernatorial election, as well as other elections to the House of Representatives, elections to the United States Senate, and various state and local elections.
Results of the 2018 United States House of Representatives elections in Connecticut by district:[1]
| scope=col rowspan=3 | District | scope=col colspan=2 | Democratic | scope=col colspan=2 | Republican | scope=col colspan=2 | Others | scope=col colspan=2 | Total | scope=col rowspan=3 | Result | ||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| scope=col colspan=2 style="background:" | ! | scope=col colspan=2 style="background:" | ! | scope=col colspan=2 | ! | scope=col colspan=2 | |||||||||
| scope=col data-sort-type="number" | Votes ! | scope=col data-sort-type="number" | % ! | scope=col data-sort-type="number" | Votes ! | scope=col data-sort-type="number" | % ! | scope=col data-sort-type="number" | Votes ! | scope=col data-sort-type="number" | % ! | scope=col data-sort-type="number" | Votes ! | scope=col data-sort-type="number" | % |
| 166,155 | 60.61% | 96,024 | 35.03% | 11,961 | 4.36% | 274,140 | 100.0% | Democratic hold | |||||||
| 167,659 | 57.99% | 102,483 | 35.45% | 18,972 | 6.56% | 289,114 | 100.0% | Democratic hold | |||||||
| 163,211 | 60.40% | 95,667 | 35.40% | 11,361 | 4.20% | 270,239 | 100.0% | Democratic hold | |||||||
| 168,726 | 61.21% | 103,175 | 37.43% | 3,750 | 1.36% | 275,651 | 100.0% | Democratic hold | |||||||
| 142,901 | 52.80% | 115,146 | 42.54% | 12,617 | 4.66% | 270,664 | 100.0% | Democratic hold | |||||||
| Total | 808,652 | 58.61% | 512,495 | 37.14% | 58,661 | 4.25% | 1,379,808 | 100.0% |
| Election Name: | 2018 Connecticut's 1st congressional district election |
| Country: | Connecticut |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 2016 United States House of Representatives elections in Connecticut#District 1 |
| Previous Year: | 2016 |
| Next Election: | 2020 United States House of Representatives elections in Connecticut#District 1 |
| Next Year: | 2020 |
| Image1: | File:John Larson Democratic Caucus Portrait.jpg |
| Nominee1: | John B. Larson |
| Party1: | Democratic Party (United States) |
| Alliance1: | Working Families Party |
| Popular Vote1: | 175,087 |
| Percentage1: | 63.9% |
| Nominee2: | Jennifer Nye |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 96,024 |
| Percentage2: | 35.0% |
| U.S. Representative | |
| Before Election: | John B. Larson |
| Before Party: | Democratic Party (United States) |
| After Election: | John B. Larson |
| After Party: | Democratic Party (United States) |
See also: Connecticut's 1st congressional district. The 1st district is located in the north-central part of the state, and is anchored by the state capital of Hartford. It includes parts of Hartford, Litchfield, and Middlesex counties. The incumbent is Democrat John Larson, who has represented the district since 1999. He was re-elected to a tenth term with 64% of the vote in 2016.
| Election Name: | 2018 Connecticut's 2nd congressional district election |
| Country: | Connecticut |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 2016 United States House of Representatives elections in Connecticut#District 2 |
| Previous Year: | 2016 |
| Next Election: | 2020 United States House of Representatives elections in Connecticut#District 2 |
| Next Year: | 2020 |
| Image1: | File:Joe Courtney official photo (cropped 2).jpg |
| Nominee1: | Joe Courtney |
| Party1: | Democratic Party (United States) |
| Alliance1: | Working Families Party |
| Popular Vote1: | 179,731 |
| Percentage1: | 62.2% |
| Nominee2: | Dan Postemski |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 102,483 |
| Percentage2: | 35.5% |
| U.S. Representative | |
| Before Election: | Joe Courtney |
| Before Party: | Democratic Party (United States) |
| After Election: | Joe Courtney |
| After Party: | Democratic Party (United States) |
See also: Connecticut's 2nd congressional district. The 2nd district is located in the eastern part of the state, and includes all of New London, Tolland, and Windham counties and parts of Hartford, Middlesex, and New Haven counties. The incumbent is Democrat Joe Courtney, who has represented the district since 2007. He was re-elected to a sixth term with 63% of the vote in 2016. The National Republican Congressional Committee has outlined this district as one of the 36 Democratic-held districts it is targeting in 2018.[3] Republican gubernatorial nominee Bob Stefanowski won the district in the concurrent gubernatorial election.
| Election Name: | 2018 Connecticut's 3rd congressional district election |
| Country: | Connecticut |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 2016 United States House of Representatives elections in Connecticut#District 3 |
| Previous Year: | 2016 |
| Next Election: | 2020 United States House of Representatives elections in Connecticut#District 3 |
| Next Year: | 2020 |
| Image1: | File:Rosa DeLauro 116th Congress.jpg |
| Nominee1: | Rosa DeLauro |
| Party1: | Democratic Party (United States) |
| Alliance1: | Working Families Party |
| Popular Vote1: | 174,572 |
| Percentage1: | 64.6% |
| Nominee2: | Angel Cadena |
| Party2: | Republican Party (United States) |
| Popular Vote2: | 95,667 |
| Percentage2: | 35.4% |
| U.S. Representative | |
| Before Election: | Rosa DeLauro |
| Before Party: | Democratic Party (United States) |
| After Election: | Rosa DeLauro |
| After Party: | Democratic Party (United States) |
See also: Connecticut's 3rd congressional district. The 3rd district is located in the central part of the state and contains the city of New Haven and its surrounding suburbs. It includes parts of Fairfield, Middlesex, and New Haven counties. The incumbent is Democrat Rosa DeLauro, who has represented the district since 1991. She was re-elected to a fourteenth term with 69% of the vote in 2016.
| Election Name: | 2018 Connecticut's 4th congressional district election |
| Country: | Connecticut |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 2016 United States House of Representatives elections in Connecticut#District 4 |
| Previous Year: | 2016 |
| Next Election: | 2020 United States House of Representatives elections in Connecticut#District 4 |
| Next Year: | 2020 |
| Image1: | File:Jim Himes Official Portrait, 113th Congress (cropped).jpg |
| Nominee1: | Jim Himes |
| Party1: | Democratic Party (United States) |
| Popular Vote1: | 168,726 |
| Percentage1: | 61.2% |
| Nominee2: | Harry Arora |
| Party2: | Republican Party (United States) |
| Alliance2: | Independent Party of Connecticut |
| Popular Vote2: | 106,921 |
| Percentage2: | 38.8% |
| U.S. Representative | |
| Before Election: | Jim Himes |
| Before Party: | Democratic Party (United States) |
| After Election: | Jim Himes |
| After Party: | Democratic Party (United States) |
See also: Connecticut's 4th congressional district. The 4th district is located in the southwestern part of the state, extending from Bridgeport, the largest city in the state, to Greenwich. It includes parts of Fairfield and New Haven counties. The incumbent is Democrat Jim Himes, who has represented the district since 2009. He was re-elected to a fifth term with 60% of the vote in 2016.
| Election Name: | 2018 Connecticut's 5th congressional district election |
| Country: | Connecticut |
| Type: | presidential |
| Ongoing: | no |
| Previous Election: | 2016 United States House of Representatives elections in Connecticut#District 5 |
| Previous Year: | 2016 |
| Next Election: | 2020 United States House of Representatives elections in Connecticut#District 5 |
| Next Year: | 2020 |
| Image1: | File:Jahana Hayes, official portrait, 116th Congress (cropped).jpg |
| Nominee1: | Jahana Hayes |
| Party1: | Democratic Party (United States) |
| Alliance1: | Working Families Party |
| Popular Vote1: | 151,225 |
| Percentage1: | 55.9% |
| Nominee2: | Manny Santos |
| Party2: | Republican Party (United States) |
| Alliance2: | Independent Party of Connecticut |
| Popular Vote2: | 119,426 |
| Percentage2: | 44.1% |
| U.S. Representative | |
| Before Election: | Elizabeth Esty |
| Before Party: | Democratic Party (United States) |
| After Election: | Jahana Hayes |
| After Party: | Democratic Party (United States) |
See also: Connecticut's 5th congressional district. The 5th district is located in the northwestern part of the state and includes parts of Fairfield, Hartford, Litchfield, and New Haven counties. The incumbent was Democrat Elizabeth Esty, who represented the district since 2013. She was re-elected to a third term with 58% of the vote in 2016. Esty did not run for reelection in 2018.[10] Republican gubernatorial nominee Bob Stefanowski won the district in the concurrent gubernatorial election.
Declared
Declined
Declared
Official campaign websites for first district candidates
Official campaign websites for second district candidates
Official campaign websites for third district candidates
Official campaign websites for fourth district candidates
Official campaign websites for fifth district candidates