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MEET MIKE

Mike Thompson represents California's 4th Congressional District. The district includes all of Napa and Lake Counties and parts of Solano, Sonoma, and Yolo Counties. He was first elected in 1998. Prior to serving in Congress, Rep. Thompson represented California's 2nd District in the California State Senate where he chaired the powerful Budget Committee.

He is a member of the powerful House Committee on Ways and Means(link is external).

Constituent Stat View
$24,350,410
Money recovered
11
Bills signed into law
178,085
Letters sent
4,036
Cases resolved
29
Town Halls

LATEST NEWS

Latest News
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Thompson speaks with Sonoma Valley Community Health staff members
August 13, 2025

Sonoma, CA – Tuesday, Rep. Mike Thompson (CA-04) joined administrators and staff at Sonoma Valley Community Health Center for a tour of their facilities and a discussion on how residents of Sonoma and surrounding areas will be impacted by the President and Congressional Republicans’ newly enacted H.R.

Issues:Health Care

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Rep. THompson cuts the ribbon at the Calistoga Resiliency Center
August 4, 2025

Calistoga, CA – Today, Rep. Mike Thompson (CA-04) joined the City of Calistoga, Energy Vault, and Pacific Gas & Electric Company (PG&E) to mark the opening of the new Calistoga Resiliency Center. Thompson’s green energy tax credits funded $28 million for the project. 


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