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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.
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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.

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How 10th Congressional District (2026) Voted

2022 Primary

Year
2025 2024 2022 2021 2020 2018 2016 2014
Type
General Primary Special
How they voted in other elections
36 races analyzed
|
Statewide & Federal 9
U.S. Senator Alex Padilla ~XX% +42.2%
Alex Padilla
~XX% +42.2% ~XXX,XXX
Mark P. Meuser
~XX% -42.2% ~XX,XXX
Cordie Williams
~X% -54.7% ~X,XXX
James P. Bradley
~X% -56.4% ~X,XXX
Jon Elist
~X% -57.0% ~X,XXX
Chuck Smith
~X% -57.0% ~X,XXX
Douglas Howard Pierce
~X% -58.1% ~X,XXX
Akinyemi Agbede
~X% -58.1% ~X,XXX
Dan O'dowd
~X% -58.3% ~X,XXX
John Thompson Parker
~X% -58.9% ~X,XXX
Sarah Sun Liew
~X% -58.9% ~X,XXX
Timothy J Ursich
~X% -59.0% ~X,XXX
Pamela Elizondo
~X% -59.2% ~XXX
James Henk Conn
~X% -59.2% ~XXX
Myron L. Hall
~X% -59.2% ~XXX
Robert George Lucero Jr
~X% -59.2% ~XXX
Eleanor Garcia
~X% -59.2% ~XXX
Carlos Guillermo Tapia
~X% -59.3% ~XXX
Daphne Bradford
~X% -59.3% ~XXX
Obaidul Huq Pirjada
~X% -59.3% ~XXX
Enrique Petris
~X% -59.4% ~XXX
Deon D. Jenkins
~X% -59.5% ~XXX
Don J. Grundmann
~X% -59.5% ~XXX
~XXX,XXX total votes
Governor Gavin Newsom ~XX% +46.1%
Gavin Newsom
~XX% +46.1% ~XXX,XXX
Brian Dahle
~XX% -46.1% ~XX,XXX
Michael Shellenberger
~X% -57.1% ~X,XXX
Jenny Rae Le Roux
~X% -58.7% ~X,XXX
Anthony Trimino
~X% -59.9% ~X,XXX
David Lozano
~X% -60.4% ~X,XXX
Shawn Collins
~X% -60.5% ~X,XXX
Robert C. Newman Ii
~X% -61.0% ~X,XXX
Joel Ventresca
~X% -61.0% ~X,XXX
Major Williams
~X% -61.1% ~X,XXX
Ronald A. Anderson
~X% -61.1% ~X,XXX
Leo S. Zacky
~X% -61.1% ~X,XXX
Reinette Senum
~X% -61.1% ~X,XXX
Luis Javier Rodriguez
~X% -61.3% ~X,XXX
Heather Collins
~X% -61.5% ~XXX
Daniel R. Mercuri
~X% -61.6% ~XXX
Ron Jones
~X% -61.7% ~XXX
Anthony Tony Fanara
~X% -61.8% ~XXX
Armando Mando Perez Serrato
~X% -61.8% ~XXX
Woodrow Woody Sanders Iii
~X% -61.8% ~XXX
Cristian Raul Morales
~X% -61.8% ~XXX
Frederic C. Schultz
~X% -61.8% ~XXX
Lonnie Sortor
~X% -61.9% ~XXX
James G. Hanink
~X% -61.9% ~XXX
Serge Fiankan
~X% -61.9% ~XXX
Bradley Zink
~X% -61.9% ~XXX
~XXX,XXX total votes
Lieutenant Governor Eleni Kounalakis ~XX% +43.2%
Eleni Kounalakis
~XX% +43.2% ~XXX,XXX
Angela E. Underwood Jacobs
~XX% -43.2% ~XX,XXX
David Fennell
~XX% -47.0% ~XX,XXX
Clint W. Saunders
~X% -55.0% ~X,XXX
Jeffrey Highbear Morgan
~X% -55.6% ~X,XXX
William Cavett Skee Saacke
~X% -57.7% ~X,XXX
Mohammad Arif
~X% -58.1% ~X,XXX
David Hillberg
~X% -58.4% ~X,XXX
~XXX,XXX total votes
Attorney General Rob Bonta ~XX% +42.1%
Rob Bonta
~XX% +42.1% ~XXX,XXX
Nathan Hochman
~XX% -42.1% ~XX,XXX
Eric Early
~XX% -45.9% ~XX,XXX
Anne Marie Schubert
~X% -52.1% ~XX,XXX
Dan Kapelovitz
~X% -58.0% ~X,XXX
~XXX,XXX total votes
Secretary of State Shirley N. Weber ~XX% +49.5%
Shirley N. Weber
~XX% +49.5% ~XXX,XXX
Rob Bernosky
~XX% -49.5% ~XX,XXX
Rachel Hamm
~XX% -52.5% ~XX,XXX
James Jw Paine
~X% -61.6% ~X,XXX
Gary N. Blenner
~X% -62.9% ~X,XXX
Raul Rodriguez Jr.
~X% -63.0% ~X,XXX
Matthew D. Cinquanta
~X% -64.0% ~X,XXX
~XXX,XXX total votes
Treasurer Fiona Ma ~XX% +42.0%
Fiona Ma
~XX% +42.0% ~XXX,XXX
Jack M. Guerrero
~XX% -42.0% ~XX,XXX
Andrew Do
~XX% -52.7% ~XX,XXX
Meghann Adams
~X% -62.5% ~X,XXX
~XXX,XXX total votes
Controller Lanhee Chen ~XX% +3.2%
Lanhee Chen
~XX% +3.2% ~XX,XXX
Steve Glazer
~XX% -3.2% ~XX,XXX
Malia M. Cohen
~XX% -8.5% ~XX,XXX
Yvonne Yiu
~XX% -17.0% ~XX,XXX
Ron Galperin
~X% -23.5% ~XX,XXX
Laura Wells
~X% -27.8% ~X,XXX
~XXX,XXX total votes
Insurance Commissioner Ricardo Lara ~XX% +6.4%
Ricardo Lara
~XX% +6.4% ~XX,XXX
Marc Levine
~XX% -6.4% ~XX,XXX
Robert Howell
~XX% -16.7% ~XX,XXX
Greg Conlon
~XX% -20.0% ~XX,XXX
Vinson Eugene Allen
~X% -29.9% ~X,XXX
Veronika Fimbres
~X% -31.9% ~X,XXX
Jasper Jay Jackson
~X% -32.1% ~X,XXX
Nathalie Hrizi
~X% -32.2% ~X,XXX
Robert J. Molnar
~X% -32.3% ~X,XXX
~XXX,XXX total votes
Superintendent of Public Education Tony K. Thurmond ~XX% +40.6%
Tony K. Thurmond
~XX% +40.6% ~XX,XXX
George Yang
~XX% -40.6% ~XX,XXX
Lance Ray Christensen
~XX% -41.8% ~XX,XXX
Ainye E. Long
~XX% -42.2% ~XX,XXX
Marco Amaral
~X% -46.5% ~X,XXX
Jim Gibson
~X% -47.6% ~X,XXX
Joseph Guy Campbell
~X% -48.7% ~X,XXX
~XXX,XXX total votes
Legislative Races 11
10th Congressional District 90% of contest
Mark De Saulnier ~XX% +70.4% View full race results
Mark De Saulnier
~XX% +70.4% ~XXX,XXX
Michael Ernest Kerr
~XX% -70.4% ~XX,XXX
~XXX,XXX total votes
11th Assembly District 8% of contest
Lori D Wilson ~XX% +2.0% View full race results
Lori D Wilson
~XX% +2.0% ~X,XXX
Jenny Leilani Callison
~XX% -2.0% ~X,XXX
~X,XXX total votes
14th Assembly District 0% of contest
Buffy Wicks ~XX% View full race results
Buffy Wicks
~XX% ~XX
~XX total votes
14th Congressional District 12% of contest
Eric Swalwell ~XX% +56.4% View full race results
Eric Swalwell
~XX% +56.4% ~X,XXX
Tom Wong
~X% -56.4% ~X,XXX
Alison Hayden
~X% -57.2% ~X,XXX
Sri Steve Iyer
~X% -58.1% ~X,XXX
James Andrew Peters
~X% -61.8% ~XXX
Major Singh
~X% -64.9% ~XXX
Liam Miguel Simard
~X% -65.7% ~XX
~XX,XXX total votes
15th Assembly District 75% of contest
Tim Grayson ~XX% +34.6% View full race results
Tim Grayson
~XX% +34.6% ~XX,XXX
Janell Elizabeth Proctor
~XX% -34.6% ~XX,XXX
~XX,XXX total votes
16th Assembly District 70% of contest
Rebecca Bauer Kahan ~XX% +34.2% View full race results
Rebecca Bauer Kahan
~XX% +34.2% ~XX,XXX
Joseph A. Rubay
~XX% -34.2% ~XX,XXX
~XX,XXX total votes
18th Assembly District 0% of contest
Mia Bonta ~XX% View full race results
Mia Bonta
~XX% ~XX
~XX total votes
20th Assembly District 20% of contest
Liz Ortega ~XX% +4.7% View full race results
Liz Ortega
~XX% +4.7% ~X,XXX
Joseph Grcar
~XX% -4.7% ~X,XXX
Shawn Kumagai
~XX% -5.5% ~X,XXX
Jennifer Esteen
~XX% -7.5% ~X,XXX
~XX,XXX total votes
2nd Board of Equalization District 9% of contest
Sally J. Lieber ~XX% +12.4% View full race results
Sally J. Lieber
~XX% +12.4% ~XX,XXX
Peter Coe Verbica
~XX% -12.4% ~XX,XXX
Michela Alioto Pier
~XX% -28.3% ~XX,XXX
~XXX,XXX total votes
8th Congressional District 3% of contest
John Garamendi ~XX% +34.6% View full race results
John Garamendi
~XX% +34.6% ~X,XXX
Rudy Recile
~XX% -34.6% ~XXX
Cheryl Sudduth
~XX% -44.7% ~XXX
Christopher Riley
~X% -51.7% ~XXX
Edwin Rutsch
~X% -52.1% ~XXX
~X,XXX total votes
9th Congressional District 3% of contest
Tom Patti ~XX% +15.2% View full race results
Tom Patti
~XX% +15.2% ~X,XXX
Josh Harder
~XX% -15.2% ~X,XXX
Jim Shoemaker
~XX% -29.8% ~XXX
Harpreet Singh Chima
~X% -37.1% ~XXX
Jonathan Madison
~X% -38.3% ~XXX
Khalid Jeffrey Jafri
~X% -39.4% ~XXX
Karena Apple Feng
~X% -40.2% ~XX
Mark T. Andrews
~X% -41.6% ~XX
~X,XXX total votes
Overlapping Local Races 15
Alameda County Assessor 5% of contest
Phong La ~XX% View full race results
Phong La
~XX% ~XX,XXX
~XX,XXX total votes
Alameda County Auditor Controller; Clerk Recorder 5% of contest
Melissa Wilk ~XX% View full race results
Melissa Wilk
~XX% ~XX,XXX
~XX,XXX total votes
Alameda County County Superintendent of Schools 5% of contest
Alysse Castro ~XX% +2.4% View full race results
Alysse Castro
~XX% +2.4% ~X,XXX
L.K. Monroe
~XX% -2.4% ~X,XXX
~XX,XXX total votes
Alameda County District Attorney 5% of contest
Terry Wiley ~XX% +2.3% View full race results
Terry Wiley
~XX% +2.3% ~X,XXX
Pamela Price
~XX% -2.3% ~X,XXX
Jimmie L Wilson
~XX% -9.1% ~X,XXX
Seth Steward
~X% -26.2% ~X,XXX
~XX,XXX total votes
Alameda County Sheriff Coroner 5% of contest
Yesenia Sanchez ~XX% +2.1% View full race results
Yesenia Sanchez
~XX% +2.1% ~X,XXX
Gregory J. Ahern
~XX% -2.1% ~X,XXX
Joann Walker
~XX% -33.8% ~X,XXX
~XX,XXX total votes
Alameda County Supervisor District 3 1% of contest
Rebecca Kaplan ~XX% +0.3% View full race results
Rebecca Kaplan
~XX% +0.3% ~XXX
Surlene G. Grant
~XX% -0.3% ~XXX
Lena Tam
~XX% -7.6% ~XXX
David Kakishiba
~XX% -14.6% ~XXX
~XXX total votes
Alameda County Treasurer Tax Collector 5% of contest
Henry Hank Levy ~XX% View full race results
Henry Hank Levy
~XX% ~XX,XXX
~XX,XXX total votes
Contra Costa County Assessor 69% of contest
Gus Kramer ~XX% +9.8% View full race results
Gus Kramer
~XX% +9.8% ~XX,XXX
Floy Elizabeth Andrews
~XX% -9.8% ~XX,XXX
~XXX,XXX total votes
Contra Costa County Auditor Controller 68% of contest
Robert Campbell ~XX% View full race results
Robert Campbell
~XX% ~XXX,XXX
~XXX,XXX total votes
Contra Costa County Clerk Recorder 68% of contest
Kristin Braun Connelly ~XX% +13.4% View full race results
Kristin Braun Connelly
~XX% +13.4% ~XX,XXX
Vicki Gordon
~XX% -13.4% ~XX,XXX
Nick Spinner
~XX% -16.8% ~XX,XXX
Devin T. Murphy
~XX% -20.6% ~XX,XXX
~XXX,XXX total votes
Contra Costa County County Superintendent of Schools 68% of contest
Lynn V. Mackey ~XX% View full race results
Lynn V. Mackey
~XX% ~XXX,XXX
~XXX,XXX total votes
Contra Costa County District Attorney 69% of contest
Diana Becton ~XX% +3.4% View full race results
Diana Becton
~XX% +3.4% ~XX,XXX
Mary Knox
~XX% -3.4% ~XX,XXX
~XXX,XXX total votes
Contra Costa County Sheriff Coroner 69% of contest
David Livingston ~XX% +20.6% View full race results
David Livingston
~XX% +20.6% ~XX,XXX
Benjamin Therriault
~XX% -20.6% ~XX,XXX
~XXX,XXX total votes
Contra Costa County Supervisor District 1 0% of contest
Hulan Barnett Jr. ~XX% +12.5% View full race results
Hulan Barnett Jr.
~XX% +12.5% ~XX
John Joya Gioia
~XX% -12.5% ~XX
~XX total votes
Contra Costa County Treasurer Tax Collector 67% of contest
Russell V. Watts ~XX% View full race results
Russell V. Watts
~XX% ~XXX,XXX
~XXX,XXX total votes
Overlapping Ballot Measures 1
Measure G - County of Contra Costa 69% of contest
PASSED ~XX% Yes +33.4% View full results
Yes
~XX% +33.4% ~XXX,XXX
No
~XX% -33.4% ~XX,XXX
~XXX,XXX total votes
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