2018 Orange County Board of Supervisors election

2018 Orange County Board of Supervisors District 4 election
← 2011 June 5 and November 6, 2018 2022 →
Supervisor before election; Shawn Nelson;	Elected Supervisor ; Doug Chaffee;

2018 Orange County Board of Supervisors District 2 election
← 2011 June 5, 2018 2021 (Special) →
Supervisor before election; Michelle Steel;	Elected Supervisor ; Michelle Steel;

Orange County Board of Supervisors elections, 2018
← 2016 June 5 and November 6, 2018 2019 (special) →
3 of 5 seats to the Orange County Board of Supervisors
Republican 60–70% 100% Winners Republican hold Democratic gain No election	Democratic 50–60%

The 2018 Orange County Board of Supervisors elections were held on June 5, 2018, and November 6, 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.

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.

Results by county supervisorial district

For districts not displayed, there would be no election until 2020.

Board of Supervisors District	Incumbent		Elected Supervisor
2nd^[1]	Michelle Steel	Republican	Michelle Steel	Republican
4th^[2]	Shawn Nelson	Republican	Doug Chaffee	Democratic
5th^[3]	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

Michelle Steel

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)

^[4]

Brendon Perkins

Organizations

Community Action fund of Planned Parenthood
Democratic Party of Orange County
Orange County Labor Federation

^[5]

Results

Orange County Board of Supervisors 2nd district, 2018^[6]
Candidate	Votes	%
Michelle Steel (incumbent)	80,854	63.4
Brendon Perkins	31,387	24.6
Michael Mahony	15,281	12.0
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.^[7]

General election

Candidates

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

Endorsements

Tim Shaw

U.S. representatives

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

^[8]

Results

Orange County Board of Supervisors 4th district, 2018^[6]
Candidate	Votes	%
Tim Shaw	18,171	20.6
Doug Chaffee	18,093	20.5
Joe Kerr	17,717	20.1
Lucille Kring	15,347	17.4
Rose Espinoza	10,397	11.8
Cynthia Aguirre	8,419	9.6
Total votes	88,141	100.0