# 2018 Orange County Board of Supervisors election

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vte :
The 2018 Orange County Board of Supervisors elections took place on June 5, 2018, as part of the primary election on June 5, 2018. Three of the five seats of the Orange County, California Board of Supervisors were up for election.
County elections in California are officially nonpartisan. A two-round system was used for the election, starting with the first round in June, followed by a runoff in November between the top two candidates in each district. Runoffs are only held if no candidate receives a majority in each district.

## Summary of results

* Note: All elections for the Orange County Board of Supervisors are officially nonpartisan. The parties below identify which party label each candidate would have run under if given the option. Candidates all appear on the ballot as nonpartisan.

### Summary of results by county supervisorial district

* For districts not displayed, there would be no election until 2020.
| Board of Supervisors District | Incumbent | Party | Elected Supervisor | Party |
| 2nd | Michelle Steel | Republican | Michelle Steel | Republican |
| 4th | Shawn Nelson | Republican | Doug Chaffee | Democratic |
| 5th | Lisa Bartlett | Republican | Lisa Bartlett | Republican |

### Close races

Seats where the margin of victory was under 5%:
* County Supervisorial district 4, 0.8%

## District 2

District 2 consists of coastal Orange County, including Huntington Beach, Costa Mesa, Cypress, La Palma, Los Alamitos, Newport Beach, Seal Beach, most of Fountain Valley, and neighborhoods in southern Buena Park.

### General election
#### Candidates

* Michael Mahony (Libertarian)
* Brendon Perkins (Democratic)
* Michelle Steel (Republican)

#### Endorsements

U.S. representatives
* Ken Calvert, U.S. representative from California (R-CA-42)
* Paul Cook U.S. representative (R-CA-8)
* Darrell Issa, U.S. representative from California (R-CA-49)
* Dana Rohrabacher, U.S. representative from California (R-CA-48)
* Ed Royce, U.S. representative from California (R-CA-39)
Organizations
* Community Action fund of Planned Parenthood
* Democratic Party of Orange County
* Orange County Labor Federation

#### Results

Orange County Board of Supervisors 2nd district, 2018 :
| Candidate | Candidate | Votes | % |
| Michelle Steel (incumbent) | Michelle Steel (incumbent) | 80,854 | 63.4 |
| Brendon Perkins | Brendon Perkins | 31,387 | 24.6 |
| Michael Mahony | Michael Mahony | 15,281 | 12.0 |
| Total votes | Total votes | 127,522 | 100.0 |

## District 4

District 4 consists of inland northwestern Orange County, taking in Fullerton, La Habra, Placentia, Brea, western Anaheim, and most of Buena Park. Incumbent Shawn Nelson retired to run for California's 39th congressional district.

### General election
#### Candidates

* Cynthia Aguirre (Democratic)
* Doug Chaffee (Democratic)
* Rose Espinoza (Democratic)
* Joe Kerr (Democratic)
* Lucille Kring (Republican)
* Tim Shaw (Republican)

#### Endorsements

U.S. representatives
* Ed Royce, U.S. representative from California (R-CA-39)

#### Results

Orange County Board of Supervisors 4th district, 2018 :
| Candidate | Candidate | Votes | % |
| Tim Shaw | Tim Shaw | 18,171 | 20.6 |
| Doug Chaffee | Doug Chaffee | 18,093 | 20.5 |
| Joe Kerr | Joe Kerr | 17,717 | 20.1 |
| Lucille Kring | Lucille Kring | 15,347 | 17.4 |
| Rose Espinoza | Rose Espinoza | 10,397 | 11.8 |
| Cynthia Aguirre | Cynthia Aguirre | 8,419 | 9.6 |
| Total votes | Total votes | 88,141 | 100.0 |

### Runoff
#### Results

Orange County Board of Supervisors 4th district runoff, 2018 :
| Candidate | Candidate | Votes | % |
| Doug Chaffee | Doug Chaffee | 76,859 | 50.4 |
| Tim Shaw | Tim Shaw | 75,537 | 49.6 |
| Total votes | Total votes | 152,396 | 100.0 |

## District 5

District 5 encompasses southern Orange County, including Aliso Viejo, Laguna Hills, Laguna Niguel, Laguna Woods, Lake Forest, Mission Viejo, Rancho Santa Margarita, San Juan Capistrano, Laguna Beach, San Clemente, and Dana Point.

### General election
#### Results

Orange County Board of Supervisors 5th district, 2018 :
| Candidate | Candidate | Votes | % |
| Lisa Bartlett (incumbent) | Lisa Bartlett (incumbent) | 113,567 | 100.0 |
| Total votes | Total votes | 113,567 | 100.0 |