# 2018 United States Senate election in Hawaii

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The 2018 United States Senate election in Hawaii took place on November 6, 2018. Incumbent Democratic U.S. Senator Mazie Hirono ran for reelection to a second term. Hirono ran unopposed in her party's primary and was easily reelected, defeating Republican challenger Ron Curtis. She won the highest vote percentage of any U.S. Senate candidate in 2018. This election was the fifth consecutive cycle in which a senate election was held in Hawaii after elections in 2010, 2012, 2014, and 2016.
The primary election took place on August 11, 2018.

## Democratic primary
### Candidates
#### Declared

* Mazie Hirono, incumbent U.S. Senator

#### Declined

* Tulsi Gabbard, U.S. Representative

### Endorsements

U.S. Senators
* Elizabeth Warren (D-MA)
Organizations
* EMILY's List
* End Citizens United
* League of Conservation Voters
* MoveOn.org
* National Committee to Preserve Social Security and Medicare
* National Organization for Women
* Natural Resources Defense Council Action Fund
* Sierra Club

### Results

Democratic primary results :
| Party | Party | Candidate | Votes | % |
| | Democratic | Mazie Hirono (incumbent) | 201,679 | 100% |
| Total votes | Total votes | Total votes | 201,679 | 100% |

## Republican primary
### Candidates
#### Declared

* Consuelo Anderson, educator and businesswoman
* George L. Berish, former Honolulu Symphony board member and finance chair
* Ron Curtis, retired systems engineer
* Rocky De La Fuente, businessman
* Robert C. Helsham Sr.
* Michael R. Hodgkiss
* Eddie Pirkowski, CEO
* Thomas Edward White

### Results

Republican primary results :
| Party | Party | Candidate | Votes | % |
| | Republican | Ron Curtis | 6,370 | 23.73% |
| | Republican | Consuelo Anderson | 5,172 | 19.26% |
| | Republican | Robert C. Helsham | 3,988 | 14.85% |
| | Republican | Thomas E. White | 3,657 | 13.62% |
| | Republican | Rocky De La Fuente | 3,065 | 11.42% |
| | Republican | George L. Berish | 1,658 | 6.18% |
| | Republican | Michael R. Hodgkiss | 1,576 | 5.87% |
| | Republican | Eddie Pirkowski | 1,358 | 5.06% |
| Total votes | Total votes | Total votes | 26,848 | 100% |

## Nonpartisan primary
### Candidates
#### Declared

* Charles Haverty
* Matthew K. Maertens
* Arturo Pacheco Reyes

### Results

Nonpartisan primary results :
| Party | Party | Candidate | Votes | % |
| | Nonpartisan | Arturo Pacheco Reyes | 441 | 38.02% |
| | Nonpartisan | Charles Haverty | 416 | 35.86% |
| | Nonpartisan | Matthew K. Maertens | 303 | 26.12% |
| Total votes | Total votes | Total votes | 1,160 | 100% |

## General election
### Predictions

There were no polls taken, and the race was rated safely Democratic by all forecasters.
| Source | Ranking | As of |
| The Cook Political Report | Safe D | October 26, 2018 |
| Inside Elections | Safe D | November 1, 2018 |
| Sabato's Crystal Ball | Safe D | November 5, 2018 |
| Daily Kos | Safe D | November 5, 2018 |
| Fox News | Likely D | November 5, 2018 |
| CNN | Safe D | November 5, 2018 |
| RealClearPolitics | Safe D | November 5, 2018 |

### Results

United States Senate election in Hawaii, 2018 :
| Party | Party | Candidate | Votes | % | ±% |
| | Democratic | Mazie Hirono (incumbent) | 276,316 | 71.15% | +8.55% |
| | Republican | Ron Curtis | 112,035 | 28.85% | −8.55% |
| Total votes | Total votes | Total votes | 388,351 | 100% | N/A |
| | Democratic hold | Democratic hold | Democratic hold | Democratic hold | Democratic hold |

#### By congressional district

Hirono won both congressional districts.
| District | Hirono | Curtis | Representative |
| 1st | 70% | 30% | Colleen Hanabusa (115th Congress) |
| 1st | 70% | 30% | Ed Case (116th Congress) |
| 2nd | 72% | 28% | Tulsi Gabbard |