Alameda and Contra Costa Counties

10th Congressional District (2026)

760,066 Population
501,456 Voters
These maps go into effect starting with the 2026 election cycle, following the passage of Proposition 50. View 2022 10th Congressional District.
Alameda and Contra Costa Counties

10th Congressional District (2026)

760,066 Population
501,456 Voters
These maps go into effect starting with the 2026 election cycle, following the passage of Proposition 50. View 2022 10th Congressional District.

Unlock full voter and turnout data for 10th Congressional District Voter counts, turnout history, and demographics—ready for your next briefing in minutes, not hours.

How 10th Congressional District (2026) Voted

2020 General

How they voted in other elections
31 races analyzed
|
Statewide & Federal 13
President Joseph R. Biden ~XX% +38.7%
Joseph R. Biden
~XX% +38.7% ~XXX,XXX
Donald J. Trump*
~XX% -38.7% ~XXX,XXX
Jo Jorgensen
~X% -67.1% ~X,XXX
Howie Hawkins
~X% -67.9% ~X,XXX
Roque De La Fuente Guerra
~X% -68.0% ~X,XXX
Gloria La Riva
~X% -68.1% ~XXX
Proposition 14 Bonds to Continue Stem Cell Research
PASSED ~XX% Yes +7.2%
Bonds to Continue Stem Cell Research
Yes
~XX% +7.2% ~XXX,XXX
No
~XX% -7.2% ~XXX,XXX
Proposition 15 Property Tax to Fund Schools, Government Services
PASSED ~XX% Yes +1.8%
Property Tax to Fund Schools, Government Services
Yes
~XX% +1.8% ~XXX,XXX
No
~XX% -1.8% ~XXX,XXX
Proposition 16 Affirmative Action in Government Decisions
FAILED ~XX% Yes -15.8%
Affirmative Action in Government Decisions
Yes
~XX% -15.8% ~XXX,XXX
No
~XX% +15.8% ~XXX,XXX
Proposition 17 Restores Right to Vote After Prison Term
PASSED ~XX% Yes +20.8%
Restores Right to Vote After Prison Term
Yes
~XX% +20.8% ~XXX,XXX
No
~XX% -20.8% ~XXX,XXX
Proposition 18 17-year-old Primary Voting Rights
FAILED ~XX% Yes -11.6%
17-year-old Primary Voting Rights
Yes
~XX% -11.6% ~XXX,XXX
No
~XX% +11.6% ~XXX,XXX
Proposition 19 Changes Certain Property Tax Rules
PASSED ~XX% Yes +9.6%
Changes Certain Property Tax Rules
Yes
~XX% +9.6% ~XXX,XXX
No
~XX% -9.6% ~XXX,XXX
Proposition 20 Parole Restrictions for Certain Offenses
FAILED ~XX% Yes -26.6%
Parole Restrictions for Certain Offenses
Yes
~XX% -26.6% ~XXX,XXX
No
~XX% +26.6% ~XXX,XXX
Proposition 21 Expands Governments' Authority to Rent Control
FAILED ~XX% Yes -28.0%
Expands Governments' Authority to Rent Control
Yes
~XX% -28.0% ~XXX,XXX
No
~XX% +28.0% ~XXX,XXX
Proposition 22 App-Based Drivers and Employee Benefits
PASSED ~XX% Yes +12.8%
App-Based Drivers and Employee Benefits
Yes
~XX% +12.8% ~XXX,XXX
No
~XX% -12.8% ~XXX,XXX
Proposition 23 Dialysis Clinic Requirements
FAILED ~XX% Yes -31.2%
Dialysis Clinic Requirements
Yes
~XX% -31.2% ~XXX,XXX
No
~XX% +31.2% ~XXX,XXX
Proposition 24 Amends Consumer Privacy Laws
PASSED ~XX% Yes +14.4%
Amends Consumer Privacy Laws
Yes
~XX% +14.4% ~XXX,XXX
No
~XX% -14.4% ~XXX,XXX
Proposition 25 Eliminates Money Bail System
FAILED ~XX% Yes -3.4%
Eliminates Money Bail System
Yes
~XX% -3.4% ~XXX,XXX
No
~XX% +3.4% ~XXX,XXX
Legislative Races 13
Assembly Total (4 races) Democrat Vote ~XX% +33.6%
Democrat Vote
~XX% +33.6% ~XXX,XXX
Republican Vote
~XX% -33.6% ~XXX,XXX
Congressional Total (5 races) Democrat Vote ~XX% +34.4%
Democrat Vote
~XX% +34.4% ~XXX,XXX
Republican Vote
~XX% -34.4% ~XXX,XXX
Senate Total (2 races) Democrat Vote ~XX% +31.4%
Democrat Vote
~XX% +31.4% ~XXX,XXX
Republican Vote
~XX% -31.4% ~XXX,XXX
11th Assembly District 37% of contest
Jim Frazier* ~XX% +18.0% View full race results
Jim Frazier*
~XX% +18.0% ~XX,XXX
Debra Schwab
~XX% -18.0% ~XX,XXX
11th Congressional District 68% of contest
Mark De Saulnier* ~XX% +38.2% View full race results
Mark De Saulnier*
~XX% +38.2% ~XXX,XXX
Nisha Sharma
~XX% -38.2% ~XX,XXX
13th Congressional District 1% of contest
Barbara Lee* ~XX% +59.0% View full race results
Barbara Lee*
~XX% +59.0% ~X,XXX
Nikka Piterman
~XX% -59.0% ~XXX
14th Assembly District
Tim Grayson* ~XX% +34.8% View full race results
Tim Grayson*
~XX% +34.8% ~XX,XXX
Janell Elizabeth Proctor
~XX% -34.8% ~XX,XXX
15th Congressional District 22% of contest
Eric Swalwell* ~XX% +39.4% View full race results
Eric Swalwell*
~XX% +39.4% ~XX,XXX
Alison Hayden
~XX% -39.4% ~XX,XXX
16th Assembly District 64% of contest
Rebecca Bauer Kahan* ~XX% +37.4% View full race results
Rebecca Bauer Kahan*
~XX% +37.4% ~XXX,XXX
Joseph A. Rubay
~XX% -37.4% ~XX,XXX
18th Assembly District 1% of contest
Rob Bonta* ~XX% +59.4% View full race results
Rob Bonta*
~XX% +59.4% ~XXX
Stephen Slauson
~XX% -59.4% ~XXX
20th Assembly District 22% of contest
Bill Quirk* ~XX% +17.2% View full race results
Bill Quirk*
~XX% +17.2% ~XX,XXX
Alexis Villalobos
~XX% -17.2% ~XX,XXX
3rd State Senate District 12% of contest
Bill Dodd* ~XX% +39.0% View full race results
Bill Dodd*
~XX% +39.0% ~XX,XXX
Carlos Santamaria
~XX% -39.0% ~XX,XXX
5th Congressional District 5% of contest
Mike Thompson* ~XX% +43.4% View full race results
Mike Thompson*
~XX% +43.4% ~XX,XXX
Scott Giblin
~XX% -43.4% ~X,XXX
7th State Senate District 61% of contest
Steve Glazer* ~XX% +30.4% View full race results
Steve Glazer*
~XX% +30.4% ~XXX,XXX
Julie Mobley
~XX% -30.4% ~XXX,XXX
9th Congressional District 28% of contest
Jerry Mc Nerney* ~XX% +6.0% View full race results
Jerry Mc Nerney*
~XX% +6.0% ~XX,XXX
Antonio C. Amador
~XX% -6.0% ~XX,XXX
9th State Senate District 4% of contest
Nancy Skinner* ~XX% +57.6% View full race results
Nancy Skinner*
~XX% +57.6% ~X,XXX
Jamie Dluzak
~XX% -57.6% ~XXX
Overlapping Ballot Measures 5
Measure V - Alameda County 5% of contest
PASSED ~XX% Yes +21.0% View full results
Shall an ordinance be approved to extend until 6/30/2033, with no increase to the current 6.5% tax rate, the existing Utility Users Tax, collected only in the unincorporated areas (Ashland, Castro Valley, Cherryland, Fairview, San Lorenzo, Sunol), providing approximately $12 million annually which may fund County Services, including services to unincorporated areas (e.g., Sheriff, Library, Planning, Code Enforcement), retaining current exemptions and exclusions, including exemptions for low income or lifeline utility users, and making clarifying/administrative changes?
Yes
~XX% +21.0% ~XX,XXX
No
~XX% -21.0% ~XX,XXX
Measure VV - City of San Leandro 3% of contest
PASSED ~XX% Yes +1.4% View full results
To maintain City of San Leandro services, with revenue that cannot be taken by the State, including: repairing potholes/streets; supporting seniors, families and local small businesses through COVID-19 economic recovery; preserving 911 emergency response; maintaining youth violence prevention programs; and general city services; shall San Leandro increase the existing real property transfer tax rate, collected when property is sold, by $5 per $1,000 in valuation, generating an additional $4,000,000 annually, until repealed by voters, all funds benefiting San Leandro?
Yes
~XX% +1.4% ~XXX
No
~XX% -1.4% ~XXX
Measure W - Alameda County 5% of contest
PASSED ~XX% Yes -15.4% View full results
Shall a County of Alameda ordinance be adopted to establish a half percent sales tax for 10 years, to provide essential County services, including housing and services for those experiencing homelessness, mental health services, job training, social safety net and other general fund services, providing approximately $150,000,000 annually, with annual audits and citizen oversight?
Yes
~XX% -15.4% ~XX,XXX
No
~XX% +15.4% ~XX,XXX
Measure X - Alameda County Fire Department 62% of contest
PASSED ~XX% Yes +34.0% View full results
Yes
~XX% +34.0% ~XX,XXX
No
~XX% -34.0% ~XX,XXX
Measure X - County of Contra Costa 65% of contest
PASSED ~XX% Yes +5.0% View full results
To keep Contra Costa’s regional hospital open and staffed; fund community health centers; provide timely fire and emergency response; support crucial safety-net services; invest in early childhood services; protect vulnerable populations; and for other essential county services, shall the Contra Costa County measure levying a ½ cent sales tax, exempting food sales, providing an estimated $81,000,000 annually for 20 years that the State cannot take, with funds benefitting County residents, be adopted?
Yes
~XX% +5.0% ~XXX,XXX
No
~XX% -5.0% ~XXX,XXX
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