Democratic

U.S. Representative, CA-4

Mike Thompson

Mike Thompson is the Democratic U.S. representative for California's 4th congressional district. Thompson has served in the House since 1999 and is serving a 14th term, which runs 2025–2027. The next election for the seat is in November 2026. Thompson serves on 1 committee and 2 subcommittees.

Current term: 2025–2027
In the House: Since 1999; 14 terms served
Next election: November 2026
Age: 75

Focus areasWays & MeansHealth

Official website

DC office 202-225-3311268 Cannon House Office BuildingWashington, DC 20515-0504

Roll-call votes

Bills sponsored

Raised

Committees1Plus 2 subcommittees

Full record card, with sources →

Recent votes

Full voting record →

Source: Congress.gov House roll-call data

Campaign finance

Source: FEC.gov candidate filings

Lobbying & influence

Sources: Senate LDA filings, FEC.gov, Congress.gov roll-call votes

Recent news

Aggregated media coverage · headlines link to original publishers

Sources and method

· congress-legislators, Congress.gov, FEC, LDA, News

congress-legislators@unitedstates project
Name, party, terms, committees and contact details
Congress.govLibrary of Congress
Recent roll-call votes, sponsored and cosponsored bills
FEC filingsFederal Election Commission
Money raised and spent, and candidate filings
Lobbying disclosures (LDA)Secretary of the Senate and Clerk of the House
Influence section
News headlinesNewsAPI.org and Google News
News section

congress-legislators: CC0 1.0 (public domain dedication) · News: Headlines and links only; articles belong to their publishers · All other sources: Public domain (17 U.S.C. § 105) · Method: Data sources → · Campaign finance →

Dates shown where the source reports one. “Loaded” is when CIV.IQ last fetched the record.

Committees

House Committee on Ways and Means
- Subcommittee on TaxRanking Member
- Subcommittee on Health

Next election

Seat upNovember 2026

Current term ends2027

2026 race

FEC filings for the 2026 election. Filing is not ballot access — certified ballots are set by each state.

Fetching FEC filings…

Full race page →

CA’s congressional map changed for 2026, so this district number may cover different territory on the November 2026 ballot. Confirm your 2026 district by home address.

District CA-4

Full district profile →

Not sure this is your district? Look up by home address — ZIP codes are wrong 10–20% of the time.

California delegation

All California representatives →

Also listed in

Matched by Bioguide ID, not by name.

Data sources

Congress.govBills, votes, committees
FEC.govCampaign finance
Senate LDALobbying filings
congress-legislatorsBiographical data

All data from official government APIs and public repositories.

Common questions

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WHERE

Where do Mike Thompson's campaign contributions come from?

HOW

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WHAT

What bills has Mike Thompson sponsored?

WHO

How do I contact Mike Thompson?

Open DataMember Feed•JSON API•Nostr•Fediverse @civiq@civdotiq.org

All Protocols →

Recent votes

Full voting record →

Source: Congress.gov House roll-call data

Campaign finance

Source: FEC.gov candidate filings

Lobbying & influence

Sources: Senate LDA filings, FEC.gov, Congress.gov roll-call votes

Recent news

Aggregated media coverage · headlines link to original publishers

Sources and method

· congress-legislators, Congress.gov, FEC, LDA, News

congress-legislators@unitedstates project
Name, party, terms, committees and contact details
Congress.govLibrary of Congress
Recent roll-call votes, sponsored and cosponsored bills
FEC filingsFederal Election Commission
Money raised and spent, and candidate filings
Lobbying disclosures (LDA)Secretary of the Senate and Clerk of the House
Influence section
News headlinesNewsAPI.org and Google News
News section

Dates shown where the source reports one. “Loaded” is when CIV.IQ last fetched the record.

Mike Thompson

Recent votes

Campaign finance

Sponsored bills

Lobbying & influence

Recent news

Sources and method

Common questions

Mike Thompson

Recent votes

Campaign finance

Sponsored bills

Lobbying & influence

Recent news

Sources and method