California 18th Congressional District Representatives 2026

Browse citizen ratings for officials representing California 18th Congressional District on PowerPlayers.

Your U.S. House Representative

Zoe Lofgren (Democrat)

Cities in California 18th Congressional District

• Santa Clara
• Sunnyvale
• Mountain View
• Palo Alto
• Los Altos

Your U.S. Senators

• Adam Schiff (Democrat)
• Alex Padilla (Democrat)

Your Governor

Eleni Kounalakis (Democratic)

Frequently Asked Questions

Who represents California District 18 in Congress?

Zoe Lofgren (Democrat) currently represents California's 18th Congressional District in the U.S. House of Representatives.

Who are the U.S. Senators for California?

California's U.S. Senators are Adam Schiff (Democrat) and Alex Padilla (Democrat). Senators represent the entire state, including District 18.

Who represents Santa Clara, CA in Congress?

Santa Clara, CA is within California's 18th Congressional District, represented by Zoe Lofgren (Democrat). Rate your representative on PowerPlayers.

Who represents Sunnyvale, CA in Congress?

Sunnyvale, CA is within California's 18th Congressional District, represented by Zoe Lofgren (Democrat). Rate your representative on PowerPlayers.

Who represents Mountain View, CA in Congress?

Mountain View, CA is within California's 18th Congressional District, represented by Zoe Lofgren (Democrat). Rate your representative on PowerPlayers.

Who represents Palo Alto, CA in Congress?

Palo Alto, CA is within California's 18th Congressional District, represented by Zoe Lofgren (Democrat). Rate your representative on PowerPlayers.

Who represents Los Altos, CA in Congress?

Los Altos, CA is within California's 18th Congressional District, represented by Zoe Lofgren (Democrat). Rate your representative on PowerPlayers.

Can I vote by mail in California?

California mails a ballot to every active registered voter automatically. For drop-box locations and additional resources, visit vote.gov.

All California Officials

Neighboring Districts

• California 17th Congressional District
• California 19th Congressional District

Key Cities in California 18th

• Sunnyvale
• Mountain View
• Palo Alto

Major Institutions and Employers

• Googleplex
• Stanford University

Data Sources

District boundary and city mapping data sourced from the U.S. Census Bureau and Federal Election Commission (FEC). Representative information reflects the 118th Congress. Challenger data reflects FEC filings as of 2026. Last updated: April 2026.

External references: Ballotpedia — California 18th Congressional District | GovTrack Congress Members