California District 21
D+4
Primary: June 2, 2026
District Demographics
Median HHI
$66,399
Unemployment
10.0%
Uninsured
7.3%
Top-Two Primary Contest
Top-Two Primary — All candidates on one ballot
Jim Costa
Inc
$1.2M raised
F
Lorenzo Rios
$413K raised
N/A
Kyle Kirkland
$312K raised
N/A
2024 House Results
JIM COSTA
vs52.6%
MICHAEL MAHER
47.4%
D+5.2
Candidate Details
Jim Costa
Democratic
Grade: F
2026 Fundraising$1.2M
Individuals
PACs
Lorenzo Rios
Republican
Grade: N/A
2026 Fundraising$413K
Individuals
PACs
Self
Kyle Kirkland
Republican
Grade: N/A
2026 Fundraising$312K
Individuals
Self