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U.S. House — California's 4th District

The Race

12 candidates filed, 2 active for the 2026 House election in California District 4. General election on Nov 3, 2026. FEC Race ID: HCA042026.

Market (kalshi): R 2% · D 98%Rating: 270toWin · 2026-10-02
Primary
—
General
Nov 3, 2026
Candidates
2 active / 12 filed
Total Raised
$12.7M
Outside Spending
$7.4M
Total Spent
$12.2M
Cash on Hand
$1.7M
Incumbent
Mike ThompsonD
Race Timeline
Today
General
Active
Active
Lost primary
Lost primary
Bars end at the milestone each candidate exited — exact withdrawal dates aren't published, so they're placed at the primary. Dashed segment = upcoming; solid stops at today. 3 candidates with no reported fundraising are hidden.
Candidate Fundraising
Eric JonesD
Raised
$8.4M
Cash
$656K
Mike ThompsonDInc.
Raised
$4.2M
Cash
$1.1M
District
Population
764,257
Median HH Income
$98K
Unemployment
6.5%
Bachelor's+
36.2%
Veterans
5.7%
Median Age
39.3
Mean HH Income
$134K
Poverty Rate
11.8%
HS or Higher
87.7%
Median Home Value
$680K
Median Rent
$2,045/mo
Owner-Occupied
61.2%
Under 18 / 65+
19.8% / 19.0%