California's 18th Congressional District, 2026

New district lines

Shane Lewis (R) vs. Zoe Lofgren (D): California's 18th District election is on Tuesday, November 3, 2026, part of the 2026 midterm elections.

SL
Shane Lewis
Republican
FEC filing ↗
Zoe Lofgren, Democratic candidate for U.S. House in California
Zoe Lofgren
Democratic
U.S. Representative, CA-18, since 1995Voting record →
Campaign money →FEC filing ↗
Election day
Tuesday, Nov. 3, 2026
Term
Jan 3, 2027 – Jan 3, 2029

Who is running for California's 18th Congressional District?

Shane Lewis (R) vs. Zoe Lofgren (D)

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 18th Congressional District (CA-18, District 18). Find your district on the district map.

Candidate list: civicAPI ↗