California's 21st Congressional District, 2026

New district lines

Jim Costa (D) vs. Kyle Kirkland (R): California's 21st District election is on Tuesday, November 3, 2026, part of the 2026 midterm elections.

Jim Costa, Democratic candidate for U.S. House in California
Jim Costa
Democratic
U.S. Representative, CA-21, since 2005Voting record →
Campaign money →FEC filing ↗
KK
Kyle Kirkland
Republican
FEC filing ↗
Election day
Tuesday, Nov. 3, 2026
Term
Jan 3, 2027 – Jan 3, 2029

Who is running for California's 21st Congressional District?

Jim Costa (D) vs. Kyle Kirkland (R)

New district lines for 2026

Drawn by Proposition 50, approved by voters in November 2025. Source ↗

Sitting members on this ballot

When is the election?

Tuesday, Nov. 3, 2026

This race is for California's 21st Congressional District (CA-21, District 21). Find your district on the district map.

Candidate list: civicAPI ↗