A | B | C | D | E | F | G | H | CH | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9
2017 United States House of Representatives elections
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6 of the 435 seats in the United States House of Representatives 218 seats needed for a majority | |||||||||||||||||||||||||||||||
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 Results: Democratic hold Republican hold | |||||||||||||||||||||||||||||||
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There were six special elections to the United States House of Representatives in 2017 during the 115th United States Congress.
All of the elections were won by the party previously holding the seat. Therefore, there were no net changes in party.
Although Democrats did not gain any seats, their margins were narrower than the districts' Cook Partisan Voting Index.
Elections are sorted by date and district.
Summary
| District | Incumbent | This race | ||||
|---|---|---|---|---|---|---|
| Location | Member | Party | First elected | Results | Candidates | |
| Kansas 4 | Mike Pompeo | Republican | 2010 | Incumbent resigned January 23, 2017 to become Director of the Central Intelligence Agency.[1] New member elected April 11, 2017.[2] Republican hold. |
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| Montana at-large | Ryan Zinke | Republican | 2014 | Incumbent resigned March 1, 2017 to become U.S. Secretary of the Interior.[3] New member elected May 25, 2017.[4] Republican hold. |
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| California 34 | Xavier Becerra | Democratic | 1992 | Incumbent resigned January 24, 2017 to become Attorney General of California.[5] New member elected June 6, 2017.[6] Democratic hold. |
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| Georgia 6 | Tom Price | Republican | 2004 | Incumbent resigned February 10, 2017 to become U.S. Secretary of Health and Human Services.[7] New member elected June 20, 2017.[8] Republican hold. |
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| South Carolina 5 | Mick Mulvaney | Republican | 2010 | Incumbent resigned February 16, 2017 to become Director of the Office of Management and Budget.[3] New member elected was held June 20, 2017.[9] Republican hold. |
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| Utah 3 | Jason Chaffetz | Republican | 2008 | Incumbent resigned June 30, 2017 for health reasons.[10] New member elected November 7, 2017.[11] Republican hold. |
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Kansas's 4th congressional district
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Republican | Ron Estes | 64,044 | 52.2% | -8.5% | |
| Democratic | James Thompson | 56,435 | 46.0% | +16.4% | |
| Libertarian | Chris Rockhold | 2,115 | 1.7% | -1.1% | |
| Total votes | 122,594 | 100.0% | |||
| Republican hold | |||||
Montana's at-large congressional district
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Republican | Greg Gianforte | 190,520 | 49.95% | -6.24% | |
| Democratic | Rob Quist | 169,214 | 44.37% | +3.82% | |
| Libertarian | Mark Wicks | 21,682 | 5.68% | +2.42% | |
| Total votes | 381,416 | 100.0% | N/A | ||
| Republican hold | |||||
California's 34th congressional district
| Party | Candidate | Votes | % | ||
|---|---|---|---|---|---|
| Democratic | Jimmy Gomez | 25,569 | 59.22% | ||
| Democratic | Robert Lee Ahn | 17,610 | 40.78% | ||
| Total votes | 43,179 | 100.00% | |||
| Democratic hold | |||||
Georgia's 6th congressional district
| Party | Candidate | Votes | % | ±% | |
|---|---|---|---|---|---|
| Republican | Karen Handel | 134,799 | 51.78% | −9.90% | |
| Democratic | Jon Ossoff | 125,517 | 48.22% | +9.90% | |
| Total votes | 260,316 | 100.0% | |||
| Majority | 9,282 | 3.57% | −19.8% | ||
| Turnout | 260,455 | 58.16% | |||
| Republican hold | |||||
South Carolina's 5th congressional district
