The Ballot Brief
California
Candidate profile
Mike Thompson

Mike Thompson

Democratic · California · 2026 · Incumbent

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U.S. House, CA-4California · 2026
Biography

Mike Thompson represents California's 4th Congressional District, covering all or parts of Lake, Napa, Solano, Sonoma and Yolo counties, per his official House biography. He serves on the House Committee on Ways and Means as Ranking Member of the Subcommittee on Tax and as a senior member of the Health Subcommittee. No campaign website was found as of September 7, 2026.

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Profile facts follow official election office filings and the sources cited in each biography. Official sources are the final word on who appears on your ballot.

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