San Diego and Riverside Counties

48th Congressional District (2026)

760,066 Population
461,572 Voters
These maps go into effect starting with the 2026 election cycle, following the passage of Proposition 50. View 2022 48th Congressional District.
San Diego and Riverside Counties

48th Congressional District (2026)

760,066 Population
461,572 Voters
These maps go into effect starting with the 2026 election cycle, following the passage of Proposition 50. View 2022 48th Congressional District.

Unlock full voter and turnout data for 48th Congressional District Voter counts, turnout history, and demographics—ready for your next briefing in minutes, not hours.

How 48th Congressional District (2026) Voted

2018 General

How they voted in other elections
51 races analyzed
|
Statewide & Federal 20
U.S. Senator Kevin De Leon ~XX% +2.6%
Kevin De Leon
~XX% +2.6% ~XXX,XXX
Dianne Feinstein*
~XX% -2.6% ~XXX,XXX
Governor John H. Cox ~XX% +3.8%
John H. Cox
~XX% +3.8% ~XXX,XXX
Gavin Newsom
~XX% -3.8% ~XXX,XXX
Lieutenant Governor Eleni Kounalakis ~XX% +15.4%
Eleni Kounalakis
~XX% +15.4% ~XXX,XXX
Ed Hernandez
~XX% -15.4% ~XX,XXX
Attorney General Steven C Bailey ~XX% +0.8%
Steven C Bailey
~XX% +0.8% ~XXX,XXX
Xavier Becerra*
~XX% -0.8% ~XXX,XXX
Secretary of State Alex Padilla* ~XX% +0.6%
Alex Padilla*
~XX% +0.6% ~XXX,XXX
Mark P. Meuser
~XX% -0.6% ~XXX,XXX
Treasurer Fiona Ma ~XX% +0.4%
Fiona Ma
~XX% +0.4% ~XXX,XXX
Greg Conlon
~XX% -0.4% ~XXX,XXX
Controller Betty T. Yee* ~XX% +2.0%
Betty T. Yee*
~XX% +2.0% ~XXX,XXX
Konstantinos Roditis
~XX% -2.0% ~XXX,XXX
Insurance Commissioner Steve Poizner ~XX% +12.4%
Steve Poizner
~XX% +12.4% ~XXX,XXX
Ricardo Lara
~XX% -12.4% ~XXX,XXX
Superintendent of Public Education Marshall Tuck ~XX% +18.2%
Marshall Tuck
~XX% +18.2% ~XXX,XXX
Tony K. Thurmond
~XX% -18.2% ~XX,XXX
Proposition 1 Bonds to Fund Veteran & Affordable Housing
FAILED ~XX% Yes -3.4%
Bonds to Fund Veteran & Affordable Housing
Yes
~XX% -3.4% ~XXX,XXX
No
~XX% +3.4% ~XXX,XXX
Proposition 2 Amend Existing Housing Program for Mental Illness
PASSED ~XX% Yes +13.6%
Amend Existing Housing Program for Mental Illness
Yes
~XX% +13.6% ~XXX,XXX
No
~XX% -13.6% ~XXX,XXX
Proposition 3 Bond for Water and Environmental Projects
FAILED ~XX% Yes -7.4%
Bond for Water and Environmental Projects
Yes
~XX% -7.4% ~XXX,XXX
No
~XX% +7.4% ~XXX,XXX
Proposition 4 Bond for Children's Hospital Construction
PASSED ~XX% Yes +15.2%
Bond for Children's Hospital Construction
Yes
~XX% +15.2% ~XXX,XXX
No
~XX% -15.2% ~XXX,XXX
Proposition 5 Senior Property Reduction
FAILED ~XX% Yes -3.8%
Senior Property Reduction
Yes
~XX% -3.8% ~XXX,XXX
No
~XX% +3.8% ~XXX,XXX
Proposition 6 Repeal of Fuel Tax
PASSED ~XX% Yes +15.8%
Repeal of Fuel Tax
Yes
~XX% +15.8% ~XXX,XXX
No
~XX% -15.8% ~XXX,XXX
Proposition 7 Change Daylight Saving Time Period
PASSED ~XX% Yes +29.4%
Change Daylight Saving Time Period
Yes
~XX% +29.4% ~XXX,XXX
No
~XX% -29.4% ~XX,XXX
Proposition 8 Regulates Kidney Dialysis Treatment Charges
FAILED ~XX% Yes -28.4%
Regulates Kidney Dialysis Treatment Charges
Yes
~XX% -28.4% ~XX,XXX
No
~XX% +28.4% ~XXX,XXX
Proposition 10 Rental Control on Residential Property
FAILED ~XX% Yes -34.2%
Rental Control on Residential Property
Yes
~XX% -34.2% ~XX,XXX
No
~XX% +34.2% ~XXX,XXX
Proposition 11 Emergency Ambulance Employees on-call
PASSED ~XX% Yes +28.8%
Emergency Ambulance Employees on-call
Yes
~XX% +28.8% ~XXX,XXX
No
~XX% -28.8% ~XX,XXX
Proposition 12 Farm Animals Confinement Standards
PASSED ~XX% Yes +14.0%
Farm Animals Confinement Standards
Yes
~XX% +14.0% ~XXX,XXX
No
~XX% -14.0% ~XXX,XXX
Legislative Races 16
Assembly Total (5 races) Republican Vote ~XX% +6.4%
Democrat Vote
~XX% -6.4% ~XX,XXX
Republican Vote
~XX% +6.4% ~XXX,XXX
Congressional Total (5 races) Democrat Vote ~XX% +8.8%
Democrat Vote
~XX% +8.8% ~XXX,XXX
Republican Vote
~XX% -8.8% ~XXX,XXX
Senate Total (4 races) Democrat Vote ~XX% +1.6%
Democrat Vote
~XX% +1.6% ~XXX,XXX
Republican Vote
~XX% -1.6% ~XXX,XXX
28th State Senate District 29% of contest
Jeff Stone* ~XX% +4.2% View full race results
Jeff Stone*
~XX% +4.2% ~XX,XXX
Joy Silver
~XX% -4.2% ~XX,XXX
36th Congressional District 25% of contest
Raul Ruiz* ~XX% +20.6% View full race results
Raul Ruiz*
~XX% +20.6% ~XX,XXX
Kimberlin Brown Pelzer
~XX% -20.6% ~XX,XXX
36th State Senate District 86% of contest
Marggie Castellano ~XX% +6.4% View full race results
Marggie Castellano
~XX% +6.4% ~XX,XXX
Patricia C. Bates*
~XX% -6.4% ~XX,XXX
38th State Senate District
Jeff Griffith ~XX% +5.6% View full race results
Jeff Griffith
~XX% +5.6% ~XX,XXX
Brian W. Jones
~XX% -5.6% ~XX,XXX
40th State Senate District 7% of contest
Luis R. Vargas ~XX% +38.2% View full race results
Luis R. Vargas
~XX% +38.2% ~XX
Ben Hueso*
~XX% -38.2% ~XX
42nd Assembly District 22% of contest
Deni Antionette Mazingo ~XX% +15.4% View full race results
Deni Antionette Mazingo
~XX% +15.4% ~XX,XXX
Chad Mayes*
~XX% -15.4% ~XX,XXX
42nd Congressional District 13% of contest
Ken Calvert* ~XX% +21.2% View full race results
Ken Calvert*
~XX% +21.2% ~XX,XXX
Julia C Peacock
~XX% -21.2% ~XX,XXX
49th Congressional District 16% of contest
Mike Levin ~XX% +17.0% View full race results
Mike Levin
~XX% +17.0% ~XX,XXX
Diane L. Harkey
~XX% -17.0% ~XX,XXX
4th Board of Equalization District 8% of contest
Joel Anderson ~XX% +3.4% View full race results
Joel Anderson
~XX% +3.4% ~XXX,XXX
Mike Schaefer
~XX% -3.4% ~XXX,XXX
50th Congressional District
Ammar Campa Najjar ~XX% +8.6% View full race results
Ammar Campa Najjar
~XX% +8.6% ~XX,XXX
Duncan Hunter*
~XX% -8.6% ~XX,XXX
51st Congressional District
Juan M. Hidalgo Jr. ~XX% +35.6% View full race results
Juan M. Hidalgo Jr.
~XX% +35.6% ~XX
Juan Vargas*
~XX% -35.6% ~XX
56th Assembly District 0% of contest
Eduardo Garcia* ~XX% +38.4% View full race results
Eduardo Garcia*
~XX% +38.4% ~XX
Jeff Gonzalez
~XX% -38.4% ~XX
67th Assembly District 17% of contest
Melissa Melendez* ~XX% +18.6% View full race results
Melissa Melendez*
~XX% +18.6% ~XX,XXX
Michelle Singleton
~XX% -18.6% ~XX,XXX
71st Assembly District
Randy Voepel* ~XX% +25.8% View full race results
Randy Voepel*
~XX% +25.8% ~X,XXX
James Elia
~XX% -25.8% ~X,XXX
75th Assembly District
Marie Waldron* ~XX% +8.0% View full race results
Marie Waldron*
~XX% +8.0% ~XX,XXX
Alan Geraci
~XX% -8.0% ~XX,XXX
76th Assembly District
Tasha Boerner Horvath ~XX% +1.4% View full race results
Tasha Boerner Horvath
~XX% +1.4% ~XX,XXX
Elizabeth Warren
~XX% -1.4% ~XX,XXX
Overlapping Ballot Measures 15
Measure AA - City of Vista
PASSED ~XX% Yes +5.2% View full results
Shall the City Council measure imposing a general tax on potential future cannabis businesses to offset their community impacts by taxing marijuana cultivation at $14/square foot; and gross receipts of marijuana businesses at rates not exceeding 8% on manufacturing and distribution; 10% on medicinal retail; 12% on adult-use retail; and 3.5% on testing; potentially raising $84,000 annually per medicinal distributor until ended by voters; requiring audits and establishing penalties for non-compliance; be adopted?
Yes
~XX% +5.2% ~XX,XXX
No
~XX% -5.2% ~XX,XXX
Measure A - County of San Diego 11% of contest
PASSED ~XX% Yes +46.4% View full results
Shall the Charter of the County of San Diego be amended for purposes of making "clean-up" amendments including amendments necessary to assure compliance with state and federal laws?
Yes
~XX% +46.4% ~XX,XXX
No
~XX% -46.4% ~XX,XXX
Measure BB - City of Vista
FAILED ~XX% Yes -7.2% View full results
Shall the City Council measure authorizing only the commercial delivery of medicinal cannabis in the City of Vista by up to three non-storefront (delivery only) retailers; authorizing up to two product safety testing laboratories; limiting these business to industrial-type zones; and authorizing and directing the City Council to establish licensing and operating regulations protecting public safety, health, security, and community welfare; be adopted?
Yes
~XX% -7.2% ~XX,XXX
No
~XX% +7.2% ~XX,XXX
Measure B - County of San Diego 11% of contest
PASSED ~XX% Yes +23.4% View full results
Should the Charter of San Diego County be amended to direct a redistricting commission to maintain the current practice of establishing representative boundaries where at least three Board of Supervisor districts include unincorporated territory, with two of the districts having area predominately outside incorporated cities, as population will permit?
Yes
~XX% +23.4% ~XX,XXX
No
~XX% -23.4% ~XX,XXX
Measure C - County of San Diego 11% of contest
PASSED ~XX% Yes +42.8% View full results
Should the Charter of San Diego County be amended to require pension stabilization funds be used solely for pension-related liabilities and prohibit using long-term obligations to finance current operations or recurring needs?
Yes
~XX% +42.8% ~XX,XXX
No
~XX% -42.8% ~XX,XXX
Measure D - County of San Diego 11% of contest
PASSED ~XX% Yes +20.8% View full results
Shall this initiative measure, proposing county charter amendments requiring all elections for San Diego County elective Offices to be held at a general election and requiring adoption of local regulations relating to write-in candidates for county elective office, be adopted?
Yes
~XX% +20.8% ~XX,XXX
No
~XX% -20.8% ~XX,XXX
Measure EE - Bonsall Union School District 26% of contest
FAILED ~XX% Yes +5.2% View full results
To improve the quality of education; improve safety and security on all campuses; construct a new high school to reduce student overcrowding; renovate/replace track and field structures and facilities; shall Bonsall Unified School District issue $38,000,000 of bonds at legal rates, levy approximately 3.75 cents/$100 assessed value, generating approximately $2,300,000 annually while bonds are outstanding, with annual audits, independent citizens' oversight, NO money for salaries and all money staying local?
Yes
~XX% +5.2% ~X,XXX
No
~XX% -5.2% ~XXX
Measure JJ - Mountain Empire Union School District 3% of contest
PASSED ~XX% Yes +11.6% View full results
To construct, renovate and equip classrooms, science labs, and school facilities that support college and career readiness in math, science, engineering, technology and skilled trades; improve school safety/security; repair deteriorating roofs, plumbing, and electrical systems, shall Mountain Empire Unified School District issue $15,000,000 of bonds at legal interest rates, with estimated repayment amounts averaging $840,967 annually for approximately 36 years at projected tax rates averaging 3.7 cents per $100 of assessed value, with annual audits and citizens' oversight?
Yes
~XX% +11.6% ~XX
No
~XX% -11.6% ~XX
Measure LL - Vista Unified School District 75% of contest
PASSED ~XX% Yes +31.8% View full results
To repair, upgrade, equip classrooms, science labs, local school facilities supporting college readiness, career preparation, math, science, engineering, technology, skilled trades; repair aging classrooms/schools including deteriorating roofs, plumbing, and electrical; improve student safety/school security; shall Vista Unified School District Issue $247 million dollars in bonds at legal rates, raising approximately $13 million annually while bonds are outstanding, at a rate of 3 cents per $100 of assessed value, requiring citizen oversight, all funds for local schools?
Yes
~XX% +31.8% ~XX,XXX
No
~XX% -31.8% ~XX,XXX
Measure QQ - Julian-Cuyamaca Fire Protection District 3% of contest
FAILED ~XX% Yes -7.0% View full results
Yes
~XX% -7.0% ~XX
No
~XX% +7.0% ~XX
Measure RR - Rincon Ranch Community Services District
PASSED ~XX% Yes +21.0% View full results
Yes
~XX% +21.0% ~XX
No
~XX% -21.0% ~XX
Measure SS - Valley Center Fire Protection District 34% of contest
PASSED ~XX% Yes +13.4% View full results
Yes
~XX% +13.4% ~X,XXX
No
~XX% -13.4% ~X,XXX
Measure X - City of Oceanside 16% of contest
PASSED ~XX% Yes +10.4% View full results
To provide funding to maintain and improve general city services including: police patrols, crime, drug, and gang prevention, fire , paramedic and 9-1-1 response, pothole repair, street maintenance, improved infrastructure, maintain safe, clean parks and beaches, and address homelessness, shall the City of Oceanside establish a sales tax of one-half of percent (0.5%) for 7 years, providing an estimated 11 million dollars annually for general city services, requiring citizen oversight, independent audits, and all funds controlled locally?
Yes
~XX% +10.4% ~X,XXX
No
~XX% -10.4% ~X,XXX
Measure Y - City of Oceanside 15% of contest
FAILED ~XX% Yes -7.0% View full results
(INITIATIVE) Shall the Initiative Measure Amending the Land Use Element of the Oceanside General Plan to Require Voter Approval of Proposals to Change the Land Use Designation or Zoning of Agricultural or Open Space Land to Any Other Use be adopted?
Yes
~XX% -7.0% ~X,XXX
No
~XX% +7.0% ~X,XXX
Measure Z - City of Vista
PASSED ~XX% Yes +7.6% View full results
Shall the citizen measure authorizing the commercial storefront retail sales of medicinal cannabis by up to 11 retailers in the City of Vista to be located in any of Vista's commercial, industrial, business park, and mixed use zoning districts; and imposing a 7% special use tax on gross receipts potentially raising $117,600 per dispensary annually until ended by voters; be adopted?
Yes
~XX% +7.6% ~XX,XXX
No
~XX% -7.6% ~XX,XXX
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