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Contra Costa County

County of Contra Costa - District 4

Supervisor: Ken Carlson
242,867 Population
155,970 Voters
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Contra Costa County

County of Contra Costa - District 4

Supervisor: Ken Carlson
242,867 Population
155,970 Voters

Unlock full voter and turnout data for 4th Supervisorial District Voter counts, turnout history, and demographics—ready for your next briefing in minutes, not hours.

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How County of Contra Costa - District 4 Voted

2025 Special

Year
2025 2024 2022 2021 2020 2018 2016 2014
Type
General Primary Special
How they voted in other elections
1 race analyzed
|
Statewide & Federal 1
Proposition 50 Congressional Redistricting
PASSED ~XX% Yes +40.8%
Congressional Redistricting
Yes
~XX% +40.8% ~XX,XXX
No
~XX% -40.8% ~XX,XXX
~XX,XXX total votes
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