Nonpartisan Analysis Since 1980

California
4th District

Wine Country

District Map

District map
Current (2026) Previous (2022)

Current Rating

See All
Solid D

2024 Baseline

What's This?
D +14.8
D: 57.2%, R: 42.4%
November 4, 2025
California voters approved a new congressional map for the 2026, 2028, and 2030 cycles that was drawn to help Democrats flip an additional 3 to 5 seats.
Read More

2026 Election

Incumbent

Candidates

Show AllHide

Campaign Finance Data

Loading finance data...

Past Elections

Subscribe

To view past election results you'll need to have access to an active subscription.

Sign UpLogin

Share

Twitter (X) Facebook Email

Calendar

See All
MAR
6
2026
Candidate Filing Deadline
JUN
2
2026
Primary Election Day
NOV
3
2026
Election Day

Analysis

See All

House Report Shorts (June 25, 2026)

June 25, 2026
by Nathan Gonzales, Jacob Rubashkin & Inshara Ali

Primary Results in Alabama, Georgia and Oklahoma

June 17, 2026
by Nicholas Demba, Jacob Rubashkin & Nathan Gonzales

2026 House Overview (June 11, 2026)

June 11, 2026
by Jacob Rubashkin & Nathan Gonzales

California Primary Results: Counting Continues But Clarity in Sight

June 5, 2026
by Jacob Rubashkin & Nathan Gonzales

Report Shorts (April 23, 2026)

April 23, 2026
by Jacob Rubashkin

House Overview (March 12, 2026): Alabama – Iowa

March 12, 2026
by Jacob Rubashkin

Report Shorts (January 22, 2026)

January 22, 2026
by Nathan Gonzales

2026 House Overview (Dec. 5, 2025): Alabama – Iowa

December 5, 2025
by Jacob Rubashkin

House & Governor Report Shorts (Nov. 20, 2025)

November 20, 2025
by Jacob Rubashkin

California House: Voters Enact New Map That Benefits Democrats

November 6, 2025
by Jacob Rubashkin

Ratings

2026
December 5, 2025
Solid Democrat
March 7, 2025
Solid Democrat
2024
December 1, 2023
Solid Democrat
March 10, 2023
Solid Democrat
2022
January 10, 2022
Solid Democrat
December 28, 2021
Solid Democrat
2020
December 6, 2019
Solid Republican
February 15, 2019
Solid Republican
2018
May 16, 2018
Likely Republican
December 1, 2017
Solid Republican
February 27, 2017
Solid Republican
2016
December 4, 2015
Solid Republican
April 3, 2015
Solid Republican
2014
December 17, 2013
Solid Republican
March 8, 2013
Solid Republican
2012
December 2, 2011
Solid Republican
August 26, 2011
Solid Republican
2010
August 23, 2010
Solid Republican