The 2018 Orange County Board of Supervisors elections was 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.
Orange County Board of Supervisors elections, 2018
Majority party
Minority party
Third party
Party
Republican
Democratic
Libertarian
Last election
5
0
0
Seats before
5
0
0
Seats won
2
1
0
Seats after
4
1
0
Seat change
Popular vote
270,980
108,246
15,281
Percentage
68.7%
27.4%
3.9%
Winners Vote share
Republican
60–70%
100%
Winners
Republican hold
Democratic gain
No election
Democratic
50–60%
County elections in California are officially nonpartisan. A two-round system will be 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.
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 . For districts not displayed, there is no election until 2020. Seats where the margin of victory was under 5%:
County Supervisorial district 4, 0.8%
2018 Orange County Board of Supervisors District 2 election
Candidate
Michelle Steel Brendon Perkins
Michael Mahony
First round
80,854
31,387
15,281
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 .
Michelle Steel (Republican)Brendon Perkins (Democratic)
Michael Mahony (Libertarian) 2018 Orange County's 2nd supervisorial district general election results by congressional district
Orange County Board of Supervisors 2nd district, 2018[ 3]
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 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 .[ 4]
Doug Chaffee (Democratic)Tim Shaw (Republican)
Joe Kerr (Democratic)
Lucille Kring (Republican)
Rose Espinoza (Democratic)
Cynthia Aguirre (Democratic) Tim Shaw
U.S. Representatives Ed Royce , U.S. Representative from California (R-CA-39)[ 5]
2018 Orange County's 4th supervisorial district general election initial round results by congressional district Shaw—50–60%
Chaffee—<30%
Kring—<30%
Orange County Board of Supervisors 4th district, 2018[ 3]
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
2018 Orange County's 4th supervisorial district general election runoff results by congressional district Chaffee—60–70%
Chaffee—50–60%
Shaw—50–60%
Orange County Board of Supervisors 4th district runoff, 2018[ 6]
Candidate
Votes
%
Doug Chaffee
76,859
50.4
Tim Shaw
75,537
49.6
Total votes
152,396
100.0
2018 Orange County Board of Supervisors District 5 election
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 .
2018 Orange County's 5th supervisorial district general election results by congressional district
Orange County Board of Supervisors 5th district, 2018[ 3]
Candidate
Votes
%
Lisa Bartlett (incumbent)
113,567
100.0
Total votes
113,567
100.0
Official campaign websites of second district candidates Official campaign websites of fourth district candidates Official campaign websites of fifth district candidates
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