# 2018 United States House of Representatives elections in Idaho

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The 2018 United States House of Representatives elections in Idaho were held on Tuesday, November 6, 2018, to elect the two U.S. representatives from the U.S. state of Idaho, one from each of the state's two congressional districts. Primaries were held on May 15, 2018. The elections and primaries coincided with the elections and primaries of other federal and state offices.

## Overview

Results of the 2018 United States House of Representatives elections in Idaho by district:
| District | Republican | Republican | Democratic | Democratic | Others | Others | Total | Total | Result |
| District | Votes | % | Votes | % | Votes | % | Votes | % | Result |
| District 1 | 197,719 | 62.75% | 96,922 | 30.76% | 20,428 | 6.48% | 315,069 | 100.0% | Republican hold |
| District 2 | 170,274 | 60.67% | 110,381 | 39.33% | 0 | 0.00% | 280,655 | 100.0% | Republican hold |
| Total | 367,993 | 61.77% | 207,303 | 34.80% | 20,428 | 3.43% | 595,724 | 100.0% | |
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vte :

## District 1

The incumbent was Republican Raúl Labrador, who had represented the district since 2011 and was reelected with 68% of the vote in 2016. He retired to unsuccessfully run in the 2018 Republican gubernatorial primary.

### Republican primary

* Russ Fulcher, former state senator
* Alex Gallegos, retired U.S. Army lieutenant colonel
* Nick Henderson
* David H. Leroy, former lieutenant governor of Idaho
* Luke Malek, state representative
* Christy Perry, state representative
* Michael Snyder, author

#### Primary results

Republican primary results :
| Party | Party | Candidate | Votes | % |
| | Republican | Russ Fulcher | 42,793 | 43.1 |
| | Republican | David H. Leroy | 15,451 | 15.6 |
| | Republican | Luke Malek | 14,154 | 14.3 |
| | Republican | Christy Perry | 11,110 | 11.2 |
| | Republican | Michael Snyder | 10,255 | 10.3 |
| | Republican | Alex Gallegos | 3,478 | 3.5 |
| | Republican | Nick Henderson | 2,003 | 2.0 |
| Total votes | Total votes | Total votes | 99,244 | 100.0 |

### Democratic primary

* Cristina McNeil, real estate agent, chair of the Latino caucus of the Idaho Democratic Party
* Michael Smith, former U.S. Marine
* James Vandermaas, former U.S. Marine

#### Primary results

Democratic primary results :
| Party | Party | Candidate | Votes | % |
| | Democratic | Cristina McNeil | 19,070 | 69.3 |
| | Democratic | James Vandermaas | 4,491 | 16.3 |
| | Democratic | Michael Smith | 3,963 | 14.4 |
| Total votes | Total votes | Total votes | 27,524 | 100.0 |

### General election
#### Debate

2018 Idaho's 1st congressional district debate :
| No. | Date | Host | Moderator | Link | Republican | Democratic |
| Key: P Participant  A Absent  N Not invited  I Invited W Withdrawn | Key: P Participant  A Absent  N Not invited  I Invited W Withdrawn | Key: P Participant  A Absent  N Not invited  I Invited W Withdrawn | Key: P Participant  A Absent  N Not invited  I Invited W Withdrawn | Key: P Participant  A Absent  N Not invited  I Invited W Withdrawn | | |
| Key: P Participant  A Absent  N Not invited  I Invited W Withdrawn | Key: P Participant  A Absent  N Not invited  I Invited W Withdrawn | Key: P Participant  A Absent  N Not invited  I Invited W Withdrawn | Key: P Participant  A Absent  N Not invited  I Invited W Withdrawn | Key: P Participant  A Absent  N Not invited  I Invited W Withdrawn | Russ Fulcher | Cristina McNeil |
| 1 | Oct. 26, 2018 | KTVB | | | P | P |

#### Polling

| Poll source | Date(s) administered | Sample size | Margin of error | Russ Fulcher (R) | Cristina McNeil (D) | W. Scott Howard (L) | Other | Undecided |
| Dan Jones & Associates | June 22 – July 9, 2018 | 315 | ± 5.5% | 35% | 27% | 10% | 8% | 20% |

#### Results

Idaho's 1st congressional district, 2018 :
| Party | Party | Candidate | Votes | % |
| | Republican | Russ Fulcher | 197,167 | 62.7 |
| | Democratic | Cristina McNeil | 96,932 | 30.8 |
| | Independent | Natalie Fleming | 6,188 | 2.0 |
| | Libertarian | W. Scott Howard | 5,435 | 1.7 |
| | Independent | Paul Farmer | 4,479 | 1.4 |
| | Constitution | Marvin "Pro-Life" Richardson | 3,181 | 1.0 |
| | Independent | Gordon Counsil | 1,054 | 0.3 |
| | Independent | Michael J. Rath (write-in) | 91 | 0.0 |
| Total votes | Total votes | Total votes | 314,527 | 100.0 |
| | Republican hold | Republican hold | Republican hold | Republican hold |

## District 2

The incumbent was Republican Mike Simpson, who had represented the district since 1999. He was reelected with 63% of the vote in 2016.

### Republican primary

* Mike Simpson, incumbent

#### Primary results

Republican primary results :
| Party | Party | Candidate | Votes | % |
| | Republican | Mike Simpson (incumbent) | 72,227 | 100.0 |
| Total votes | Total votes | Total votes | 72,227 | 100.0 |

### Democratic primary

* Peter Rickards
* Aaron Swisher, businessman

#### Primary results

Democratic primary results :
| Party | Party | Candidate | Votes | % |
| | Democratic | Aaron Swisher | 18,675 | 67.6 |
| | Democratic | Peter Rickards | 8,943 | 32.4 |
| Total votes | Total votes | Total votes | 27,618 | 100.0 |

### General election
#### Polling

| Poll source | Date(s) administered | Sample size | Margin of error | Mike Simpson (R) | Aaron Swisher (D) | Other | Undecided |
| Dan Jones & Associates | June 22 – July 9, 2018 | 285 | ± 5.8% | 59% | 23% | 10% | 9% |

#### Results

Idaho's 2nd congressional district, 2018 :
| Party | Party | Candidate | Votes | % |
| | Republican | Mike Simpson (incumbent) | 170,274 | 60.7 |
| | Democratic | Aaron Swisher | 110,381 | 39.3 |
| Total votes | Total votes | Total votes | 280,655 | 100.0 |
| | Republican hold | Republican hold | Republican hold | Republican hold |