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Contra Costa County

1,167,984 Population
732,464 Voters
Countywide District 1 District 2 District 3 District 4 District 5
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Contra Costa County

1,167,984 Population
732,464 Voters
Countywide District 1 District 2 District 3 District 4 District 5

Unlock full voter and turnout data for Contra Costa Voter counts, turnout history, and demographics—ready for your next briefing in minutes, not hours.

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How Contra Costa County Voted

2018 General

Year
2025 2024 2022 2021 2020 2019 2018 2016 2014 2012
Type
General Primary Special
How they voted in other elections Contra Costa County's election results
29 races analyzed
|
Statewide & Federal 20
U.S. Senator Dianne Feinstein* ~XX% +16.6%
Dianne Feinstein*
~XX% +16.6% ~XXX,XXX
Kevin De Leon
~XX% -16.6% ~XXX,XXX
~XXX,XXX total votes
Governor Gavin Newsom ~XX% +36.4%
Gavin Newsom
~XX% +36.4% ~XXX,XXX
John H. Cox
~XX% -36.4% ~XXX,XXX
~XXX,XXX total votes
Lieutenant Governor Eleni Kounalakis ~XX% +21.8%
Eleni Kounalakis
~XX% +21.8% ~XXX,XXX
Ed Hernandez
~XX% -21.8% ~XXX,XXX
~XXX,XXX total votes
Attorney General Xavier Becerra* ~XX% +38.0%
Xavier Becerra*
~XX% +38.0% ~XXX,XXX
Steven C Bailey
~XX% -38.0% ~XXX,XXX
~XXX,XXX total votes
Secretary of State Alex Padilla* ~XX% +41.0%
Alex Padilla*
~XX% +41.0% ~XXX,XXX
Mark P. Meuser
~XX% -41.0% ~XXX,XXX
~XXX,XXX total votes
Treasurer Fiona Ma ~XX% +40.6%
Fiona Ma
~XX% +40.6% ~XXX,XXX
Greg Conlon
~XX% -40.6% ~XXX,XXX
~XXX,XXX total votes
Controller Betty T. Yee* ~XX% +44.6%
Betty T. Yee*
~XX% +44.6% ~XXX,XXX
Konstantinos Roditis
~XX% -44.6% ~XXX,XXX
~XXX,XXX total votes
Insurance Commissioner Ricardo Lara ~XX% +5.4%
Ricardo Lara
~XX% +5.4% ~XXX,XXX
Steve Poizner
~XX% -5.4% ~XXX,XXX
~XXX,XXX total votes
Superintendent of Public Education Tony K. Thurmond ~XX% +15.4%
Tony K. Thurmond
~XX% +15.4% ~XXX,XXX
Marshall Tuck
~XX% -15.4% ~XXX,XXX
~XXX,XXX total votes
Proposition 1 Bonds to Fund Veteran & Affordable Housing
PASSED ~XX% Yes +17.8%
Bonds to Fund Veteran & Affordable Housing
Yes
~XX% +17.8% ~XXX,XXX
No
~XX% -17.8% ~XXX,XXX
~XXX,XXX total votes
Proposition 2 Amend Existing Housing Program for Mental Illness
PASSED ~XX% Yes +33.4%
Amend Existing Housing Program for Mental Illness
Yes
~XX% +33.4% ~XXX,XXX
No
~XX% -33.4% ~XXX,XXX
~XXX,XXX total votes
Proposition 3 Bond for Water and Environmental Projects
PASSED ~XX% Yes +2.2%
Bond for Water and Environmental Projects
Yes
~XX% +2.2% ~XXX,XXX
No
~XX% -2.2% ~XXX,XXX
~XXX,XXX total votes
Proposition 4 Bond for Children's Hospital Construction
PASSED ~XX% Yes +31.2%
Bond for Children's Hospital Construction
Yes
~XX% +31.2% ~XXX,XXX
No
~XX% -31.2% ~XXX,XXX
~XXX,XXX total votes
Proposition 5 Senior Property Reduction
FAILED ~XX% Yes -20.6%
Senior Property Reduction
Yes
~XX% -20.6% ~XXX,XXX
No
~XX% +20.6% ~XXX,XXX
~XXX,XXX total votes
Proposition 6 Repeal of Fuel Tax
FAILED ~XX% Yes -31.0%
Repeal of Fuel Tax
Yes
~XX% -31.0% ~XXX,XXX
No
~XX% +31.0% ~XXX,XXX
~XXX,XXX total votes
Proposition 7 Change Daylight Saving Time Period
PASSED ~XX% Yes +16.2%
Change Daylight Saving Time Period
Yes
~XX% +16.2% ~XXX,XXX
No
~XX% -16.2% ~XXX,XXX
~XXX,XXX total votes
Proposition 8 Regulates Kidney Dialysis Treatment Charges
FAILED ~XX% Yes -15.0%
Regulates Kidney Dialysis Treatment Charges
Yes
~XX% -15.0% ~XXX,XXX
No
~XX% +15.0% ~XXX,XXX
~XXX,XXX total votes
Proposition 10 Rental Control on Residential Property
FAILED ~XX% Yes -19.8%
Rental Control on Residential Property
Yes
~XX% -19.8% ~XXX,XXX
No
~XX% +19.8% ~XXX,XXX
~XXX,XXX total votes
Proposition 11 Emergency Ambulance Employees on-call
PASSED ~XX% Yes +14.8%
Emergency Ambulance Employees on-call
Yes
~XX% +14.8% ~XXX,XXX
No
~XX% -14.8% ~XXX,XXX
~XXX,XXX total votes
Proposition 12 Farm Animals Confinement Standards
PASSED ~XX% Yes +32.8%
Farm Animals Confinement Standards
Yes
~XX% +32.8% ~XXX,XXX
No
~XX% -32.8% ~XXX,XXX
~XXX,XXX total votes
Legislative Races 8
Assembly Total (2 races) Democrat Vote ~XX% +11.6%
Democrat Vote
~XX% +11.6% ~XXX,XXX
Republican Vote
~XX% -11.6% ~XX,XXX
~XXX,XXX total votes 14th Assembly District not included (same-party race)
Congressional Total (3 races) Democrat Vote ~XX% +42.8%
Democrat Vote
~XX% +42.8% ~XXX,XXX
Republican Vote
~XX% -42.8% ~XXX,XXX
~XXX,XXX total votes 5th Congressional District not included (same-party race)
11th Assembly District 75% of contest
Jim Frazier* ~XX% +26.0% View full race results
Jim Frazier*
~XX% +26.0% ~XX,XXX
Lisa Romero
~XX% -26.0% ~XX,XXX
~XX,XXX total votes
11th Congressional District
Mark De Saulnier* ~XX% +48.2% View full race results
Mark De Saulnier*
~XX% +48.2% ~XXX,XXX
John Fitzgerald
~XX% -48.2% ~XX,XXX
~XXX,XXX total votes
14th Assembly District
Tim Grayson* ~XX% +44.2% View full race results
Tim Grayson*
~XX% +44.2% ~XX,XXX
Aasim Yahya
~XX% -44.2% ~XX,XXX
~XXX,XXX total votes
15th Congressional District 12% of contest
Eric Swalwell* ~XX% +38.4% View full race results
Eric Swalwell*
~XX% +38.4% ~XX,XXX
Rudy L. Peters Jr.
~XX% -38.4% ~X,XXX
~XX,XXX total votes
16th Assembly District 66% of contest
Rebecca Bauer Kahan ~XX% +3.4% View full race results
Rebecca Bauer Kahan
~XX% +3.4% ~XX,XXX
Catharine Baker*
~XX% -3.4% ~XX,XXX
~XXX,XXX total votes
2nd Board of Equalization District 12% of contest
Malia Cohen ~XX% +38.2% View full race results
Malia Cohen
~XX% +38.2% ~XXX,XXX
Mark Burns
~XX% -38.2% ~XXX,XXX
~XXX,XXX total votes
5th Congressional District 13% of contest
Mike Thompson* ~XX% +55.8% View full race results
Mike Thompson*
~XX% +55.8% ~XX,XXX
Anthony Mills
~XX% -55.8% ~X,XXX
~XX,XXX total votes
9th Congressional District 50% of contest
Jerry Mc Nerney* ~XX% +21.2% View full race results
Jerry Mc Nerney*
~XX% +21.2% ~XX,XXX
Marla Livengood
~XX% -21.2% ~XX,XXX
~XX,XXX total votes
Overlapping Ballot Measures 1
Measure G - Kensington Police Protection and Community Services District
PASSED ~XX% Yes +65.4% View full results
Yes
~XX% +65.4% ~X,XXX
No
~XX% -65.4% ~XXX
~X,XXX total votes
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