Riverside and Orange Counties

40th Congressional District (2026)

760,066 Population
520,356 Voters
These maps go into effect starting with the 2026 election cycle, following the passage of Proposition 50. View 2022 40th Congressional District.
Riverside and Orange Counties

40th Congressional District (2026)

760,066 Population
520,356 Voters
These maps go into effect starting with the 2026 election cycle, following the passage of Proposition 50. View 2022 40th Congressional District.

Unlock full voter and turnout data for 40th Congressional District Voter counts, turnout history, and demographics—ready for your next briefing in minutes, not hours.

How 40th Congressional District (2026) Voted

2018 Primary

How they voted in other elections
29 races analyzed
|
Statewide & Federal 14
U.S. Senator Dianne Feinstein* ~XX% +13.9%
Dianne Feinstein*
~XX% +13.9% ~XX,XXX
James P Bradley
~XX% -13.9% ~XX,XXX
Arun K. Bhumitra
~XX% -17.7% ~XX,XXX
Paul A Taylor
~X% -21.7% ~XX,XXX
Erin Cruz
~X% -22.5% ~X,XXX
Kevin De Leon
~X% -22.7% ~X,XXX
Tom Palzer
~X% -23.6% ~X,XXX
Patrick Little
~X% -25.2% ~X,XXX
Roque De La Fuente
~X% -26.7% ~X,XXX
John Crew
~X% -26.9% ~X,XXX
Kevin Mottus
~X% -27.2% ~X,XXX
Alison Hartson
~X% -27.2% ~X,XXX
Jerry Joseph Laws
~X% -27.6% ~X,XXX
Pat Harris
~X% -27.7% ~X,XXX
Douglas Howard Pierce
~X% -27.9% ~X,XXX
Derrick Michael Reid
~X% -27.9% ~X,XXX
Adrienne Nicole Edwards
~X% -28.3% ~XXX
Herbert G. Peters
~X% -28.4% ~XXX
Mario Nabliba
~X% -28.5% ~XXX
Donnie O. Turner
~X% -28.6% ~XXX
Don J. Grundmann
~X% -28.6% ~XXX
Jason M. Hanania
~X% -28.7% ~XXX
Ling Ling Shi
~X% -28.7% ~XXX
David Hildebrand
~X% -28.7% ~XXX
John Thompson Parker
~X% -28.7% ~XXX
David Moore
~X% -28.7% ~XXX
Lee Olson
~X% -28.7% ~XXX
Tim Gildersleeve
~X% -28.8% ~XXX
Gerald Plummer
~X% -28.8% ~XXX
Rash Bihari Ghosh
~X% -28.8% ~XXX
Colleen Shea Fernald
~X% -28.8% ~XXX
Michael Fahmy Girgis
~X% -28.8% ~XX
Governor John H. Cox ~XX% +25.0%
John H. Cox
~XX% +25.0% ~XX,XXX
Gavin Newsom
~XX% -25.0% ~XX,XXX
Travis Allen
~XX% -29.6% ~XX,XXX
Antonio Villaraigosa
~X% -35.3% ~XX,XXX
John Chiang
~X% -37.3% ~XX,XXX
Delaine Eastin
~X% -42.6% ~X,XXX
Amanda Renteria
~X% -43.1% ~X,XXX
Robert C. Newman Ii
~X% -43.8% ~XXX
Michael Shellenberger
~X% -43.8% ~XXX
Yvonne Girard
~X% -44.0% ~XXX
Peter Y Liu
~X% -44.1% ~XXX
Zoltan Istvan
~X% -44.1% ~XXX
J. Bribiesca
~X% -44.2% ~XXX
Nickolas Wildstar
~X% -44.2% ~XXX
Gloria Estela La Riva
~X% -44.2% ~XXX
Thomas Jefferson Cares
~X% -44.2% ~XXX
Robert Davidson Griffis
~X% -44.2% ~XXX
Josh Jones
~X% -44.2% ~XXX
Christopher N. Carlson
~X% -44.2% ~XXX
Albert Caesar Mezzetti
~X% -44.2% ~XXX
Hakan Mikado
~X% -44.2% ~XX
Desmond Silveira
~X% -44.2% ~XX
Akinyemi Agbede
~X% -44.2% ~XX
Jeffrey Edward Taylor
~X% -44.3% ~XX
Johnny Wattenburg
~X% -44.3% ~XX
Shubham Goel
~X% -44.3% ~XX
Klement Tinaj
~X% -44.3% ~XX
Lieutenant Governor Cole Harris ~XX% +16.2%
Cole Harris
~XX% +16.2% ~XX,XXX
Eleni Kounalakis
~XX% -16.2% ~XX,XXX
Ed Hernandez
~XX% -17.4% ~XX,XXX
David Fennell
~XX% -20.8% ~XX,XXX
David R. Hernandez
~X% -23.2% ~XX,XXX
Lydia Ortega
~X% -25.2% ~XX,XXX
Jeff Bleich
~X% -27.7% ~X,XXX
Gayle Mc Laughlin
~X% -30.6% ~X,XXX
Tim Ferreira
~X% -30.9% ~X,XXX
Cameron Gharabiklou
~X% -31.6% ~X,XXX
Danny Thomas
~X% -31.8% ~XXX
Attorney General Steven C Bailey ~XX% +6.6%
Steven C Bailey
~XX% +6.6% ~XX,XXX
Xavier Becerra*
~XX% -6.6% ~XX,XXX
Eric Early
~XX% -9.1% ~XX,XXX
Dave Jones
~X% -25.9% ~XX,XXX
Secretary of State Mark P. Meuser ~XX% +18.3%
Mark P. Meuser
~XX% +18.3% ~XX,XXX
Alex Padilla*
~XX% -18.3% ~XX,XXX
Raul Rodriguez Jr
~X% -41.9% ~XX,XXX
Ruben Major
~X% -46.3% ~X,XXX
Gail K. Lightfoot
~X% -48.4% ~X,XXX
Michael Feinstein
~X% -49.3% ~X,XXX
C. T. Weber
~X% -49.8% ~X,XXX
Erik Rydberg
~X% -50.1% ~XXX
Treasurer Greg Conlon ~XX% +6.5%
Greg Conlon
~XX% +6.5% ~XX,XXX
Jack M. Guerrero
~XX% -6.5% ~XX,XXX
Fiona Ma
~XX% -6.8% ~XX,XXX
Vivek Viswanathan
~X% -26.9% ~XX,XXX
Kevin Akin
~X% -33.3% ~X,XXX
Controller Konstantinos Roditis ~XX% +19.3%
Konstantinos Roditis
~XX% +19.3% ~XX,XXX
Betty T. Yee*
~XX% -19.3% ~XX,XXX
Mary Lou Finley
~X% -55.1% ~X,XXX
Insurance Commissioner Steve Poizner ~XX% +33.2%
Steve Poizner
~XX% +33.2% ~XX,XXX
Ricardo Lara
~XX% -33.2% ~XX,XXX
Asif Mahmood
~X% -50.0% ~XX,XXX
Nathalie Hrizi
~X% -55.7% ~X,XXX
Superintendent of Public Education Marshall Tuck ~XX% +27.5%
Marshall Tuck
~XX% +27.5% ~XX,XXX
Tony K. Thurmond
~XX% -27.5% ~XX,XXX
Lily Ploski
~XX% -38.0% ~XX,XXX
Steven Ireland
~XX% -38.2% ~XX,XXX
Proposition 68 Parks and Water Projects Bond
FAILED ~XX% Yes -23.2%
Parks and Water Projects Bond
Yes
~XX% -23.2% ~XX,XXX
No
~XX% +23.2% ~XX,XXX
Proposition 69 Transportation Taxes and Fees Allocation
PASSED ~XX% Yes +49.0%
Transportation Taxes and Fees Allocation
Yes
~XX% +49.0% ~XXX,XXX
No
~XX% -49.0% ~XX,XXX
Proposition 70 Spending Rules for Cap and Trade Revenue
FAILED ~XX% Yes -23.2%
Spending Rules for Cap and Trade Revenue
Yes
~XX% -23.2% ~XX,XXX
No
~XX% +23.2% ~XX,XXX
Proposition 71 Effective Date of Ballot Measures
PASSED ~XX% Yes +47.0%
Effective Date of Ballot Measures
Yes
~XX% +47.0% ~XXX,XXX
No
~XX% -47.0% ~XX,XXX
Proposition 72 Exclude Rainwater Capture Systems from Tax Assessment
PASSED ~XX% Yes +70.8%
Exclude Rainwater Capture Systems from Tax Assessment
Yes
~XX% +70.8% ~XXX,XXX
No
~XX% -70.8% ~XX,XXX
Legislative Races 15
28th State Senate District 30% of contest
Jeff Stone* ~XX% +41.7% View full race results
Jeff Stone*
~XX% +41.7% ~XX,XXX
Joy Silver
~XX% -41.7% ~XX,XXX
Anna Nevenic
~X% -58.1% ~X,XXX
36th State Senate District 17% of contest
Patricia C. Bates* ~XX% +25.2% View full race results
Patricia C. Bates*
~XX% +25.2% ~XX,XXX
Marggie Castellano
~XX% -25.2% ~XX,XXX
39th Congressional District 1% of contest
Young Kim ~XX% +15.0% View full race results
Young Kim
~XX% +15.0% ~XXX
Gil Cisneros
~XX% -15.0% ~XXX
Phil Liberatore
~XX% -16.1% ~XX
Shawn Nelson
~XX% -18.9% ~XX
Andy Thorburn
~X% -22.5% ~XX
Sam Jammal
~X% -23.8% ~XX
Mai Khanh Tran
~X% -24.2% ~XX
Bob Huff
~X% -24.6% ~XX
Steven C. Vargas
~X% -24.9% ~XX
John J. Cullum
~X% -25.6% ~XX
Karen Lee Schatzle
~X% -28.0% ~XX
Suzi Park Leggett
~X% -28.1% ~XX
Andrew Sarega
~X% -28.3% ~XX
Herbert H. Lee
~X% -28.3% ~XX
Steve Cox
~X% -28.7% ~XX
Sophia J. Alexander
~X% -28.8% ~XX
Ted M. Alemayhu
~X% -29.0% ~XX
41st Congressional District 1% of contest
Aja Smith ~XX% +38.8% View full race results
Aja Smith
~XX% +38.8% ~XXX
Mark Takano*
~XX% -38.8% ~XXX
42nd Congressional District 67% of contest
Ken Calvert* ~XX% +36.1% View full race results
Ken Calvert*
~XX% +36.1% ~XX,XXX
Julia C Peacock
~XX% -36.1% ~XX,XXX
Norman Quintero
~X% -54.5% ~X,XXX
Matt Woody
~X% -57.0% ~X,XXX
45th Congressional District 35% of contest
Mimi Walters* ~XX% +43.1% View full race results
Mimi Walters*
~XX% +43.1% ~XX,XXX
Katie Porter
~XX% -43.1% ~X,XXX
Dave Min
~XX% -46.7% ~X,XXX
Brian Forde
~X% -55.3% ~X,XXX
John Graham
~X% -58.1% ~X,XXX
Kia Hamadanchy
~X% -58.6% ~XXX
46th Congressional District 3% of contest
Russell Rene Lambert ~XX% +4.6% View full race results
Russell Rene Lambert
~XX% +4.6% ~X,XXX
Lou Correa*
~XX% -4.6% ~X,XXX
Ed Rushman
~X% -46.6% ~XX
Will Johnson
~X% -48.0% ~XX
49th Congressional District 1% of contest
Diane L. Harkey ~XX% +10.5% View full race results
Diane L. Harkey
~XX% +10.5% ~XXX
Mike Levin
~XX% -10.5% ~XXX
Sara Jacobs
~XX% -13.7% ~XXX
Kristin Gaspar
~XX% -18.0% ~XXX
Doug Applegate
~X% -19.6% ~XXX
Rocky J. Chávez
~X% -21.7% ~XXX
Mike Schmitt
~X% -24.1% ~XX
Brian Maryott
~X% -25.9% ~XX
Paul G. Kerr
~X% -26.3% ~XX
Craig A. Nordal
~X% -26.9% ~XX
Joshua Schoonover
~X% -27.1% ~XX
Robert Pendleton
~X% -27.5% ~XX
David Medway
~X% -27.6% ~XX
Danielle St. John
~X% -28.0% ~XX
Joshua L. Hancock
~X% -28.0% ~XX
Jordan P. Mills
~X% -28.1% ~XX
4th Board of Equalization District 9% of contest
Joel Anderson ~XX% +13.0% View full race results
Joel Anderson
~XX% +13.0% ~XX,XXX
John F. Kelly
~XX% -13.0% ~XX,XXX
Mike Schaefer
~XX% -21.2% ~XX,XXX
David Dodson
~X% -25.8% ~XX,XXX
Ken Lopez Maddox
~X% -26.2% ~XX,XXX
Jim Stieringer
~X% -30.2% ~X,XXX
Nader F. Shahatit
~X% -33.5% ~X,XXX
50th Congressional District 0% of contest
Duncan Hunter* ~XX% +59.1% View full race results
Duncan Hunter*
~XX% +59.1% ~XX
Josh Butner
~X% -59.1% ~XX
Patrick Malloy
~X% -59.1% ~XX
Bill Wells
~X% -59.1% ~XX
Ammar Campa Najjar
~X% -61.2% ~XX
Richard Kahle
~X% -65.3% ~XX
60th Assembly District 24% of contest
Bill Essayli ~XX% +19.8% View full race results
Bill Essayli
~XX% +19.8% ~X,XXX
Sabrina Cervantes*
~XX% -19.8% ~X,XXX
67th Assembly District 80% of contest
Melissa Melendez* ~XX% +35.2% View full race results
Melissa Melendez*
~XX% +35.2% ~XX,XXX
Michelle Singleton
~XX% -35.2% ~XX,XXX
68th Assembly District 23% of contest
Steven S. Choi* ~XX% +32.4% View full race results
Steven S. Choi*
~XX% +32.4% ~XX,XXX
Michelle Duman
~XX% -32.4% ~X,XXX
73rd Assembly District 33% of contest
William Brough* ~XX% +12.1% View full race results
William Brough*
~XX% +12.1% ~XX,XXX
Scott Rhinehart
~XX% -12.1% ~XX,XXX
Ed Sachs
~XX% -31.9% ~X,XXX
75th Assembly District 1% of contest
Marie Waldron* ~XX% +45.4% View full race results
Marie Waldron*
~XX% +45.4% ~XXX
Alan Geraci
~XX% -45.4% ~XXX
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