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Portrait of Mike Thompson, U.S. Representative for California District 4

Serving · U.S. House · California · District 4

Mike Thompson

U.S. Representative · California District 4 · 1999–present · Democratic

Mike Thompson represents California's District 4 in the United States House of Representatives (1999–present) for the Democratic party. The page below collects sourced biographical facts, term history, committee roles, and provenance for Thompson.

Bioguide ID: T000460

Key facts

Full name
Mike Thompson
State
California
District
District 4
Party
Democratic
House service
1999–present
First House term
1999
Status
Currently serving
Current term ends
2027
Born
1951
Bioguide ID
T000460
Committee assignments
1
Dataset version
20260604

Biographical narrative

931 words · sourced from the Wikipedia REST extract

Charles Michael Thompson, commonly known as Mike Thompson, is a prominent American politician currently serving as the U.S. Representative for California's 4th congressional district. A member of the Democratic Party, Thompson has held this office since 1999, marking over two decades of continuous service in the U.S. House of Representatives. His district encompasses the outer northern portion of the San Francisco Bay Area, including all of Lake and Napa counties, as well as parts of Contra Costa, Solano, Yolo, and Sonoma counties. Throughout his tenure, Thompson has been actively involved in various legislative initiatives and has held leadership roles, including chairing the House Gun Violence Prevention Task Force.

Early life and career

Mike Thompson was born on January 24, 1951, in St. Helena, California. He is the son of Beverly Ann and Charles Edward Thompson, with his father having English ancestry and his mother of Italian and Swiss descent. Thompson's early life in California laid the foundation for his future endeavors in both business and politics. He pursued higher education at California State University, Chico, where he developed a strong interest in public service.

Before entering politics, Thompson served in the United States Army during the Vietnam War as part of the 173rd Airborne Brigade. Following his military service, he transitioned into civilian life, where he became a vineyard owner and maintenance supervisor. His diverse professional background also included an academic role, as he taught Public Administration and State Government at both San Francisco State University and California State University, Chico.

Thompson's political career began in earnest when he worked as an aide to Jackie Speier, who was then a state assemblywoman. His first significant electoral success came in 1990 when he was elected to the California State Senate, unseating incumbent Jim Nielsen in a closely contested race. Following his initial election, Thompson continued to build his political career, winning a special election in 1993 for the 2nd District seat after the resignation of state senator Barry Keene. He subsequently secured a full term in the California State Senate in 1994.

In the mid-1990s, national Democratic leaders approached Thompson to consider a run for Congress against Republican Frank Riggs. Initially hesitant, Thompson ultimately decided to enter the race in 1998 after Riggs opted not to seek reelection. Thompson won the election by a significant margin, marking the beginning of his long-standing congressional career. Over the years, he has successfully navigated various electoral challenges, transforming what was once a competitive district into a reliably Democratic seat.

House tenure

Thompson's tenure in the U.S. House of Representatives began in 1999, and he has since been re-elected multiple times without facing substantial opposition. His congressional career has spanned 14 terms, during which he has represented a district that has undergone several changes in its boundaries and designation. Initially, he represented a district that extended from the northern part of the San Francisco Bay Area to the North Coast. However, following the 2010 census, the district was renumbered and reconfigured, becoming more compact and shedding some of its northern territory.

Throughout his time in Congress, Thompson has aligned himself with the Blue Dog Coalition, a group of moderate and conservative Democrats. His voting record has shown a consistent alignment with the Democratic Party, particularly during the 117th Congress, where he voted in accordance with President Joe Biden's stated positions on various issues.

Thompson's legislative focus has included a range of topics, reflecting his commitment to addressing the needs of his constituents and the broader national interest. His extensive experience in both state and federal government has informed his approach to policymaking and governance.

Legislative focus and committees

Thompson has been involved in numerous legislative initiatives during his time in Congress, with a particular emphasis on issues such as gun violence prevention, environmental policy, and public health. As chair of the House Gun Violence Prevention Task Force, he has played a significant role in advocating for measures aimed at reducing gun violence and promoting public safety.

His stance on various issues has been shaped by his personal beliefs and experiences. For instance, despite being a Roman Catholic, Thompson has identified as pro-choice on the issue of abortion. He has publicly expressed opposition to the overturning of Roe v. Wade, framing it as an infringement on women's rights. This position aligns with his broader commitment to social issues that affect the lives of his constituents.

In the realm of environmental policy, Thompson's record reflects a complex relationship with various stakeholders. He has supported initiatives aimed at enhancing public safety regarding environmental issues, such as proposing tougher penalties for marijuana growers operating on trespassed land. However, his voting history has also drawn criticism from some environmental advocates, particularly regarding his support for certain logging practices and his votes on the Clean Water Act.

Thompson's foreign policy positions have included a critical stance on U.S. military involvement abroad. He participated in a fact-finding trip to Iraq in the early 2000s, where he expressed skepticism about the Bush administration's claims regarding weapons of mass destruction. This trip exemplified his approach to foreign policy, which often emphasizes diplomacy and careful consideration of military actions.

Overall, Mike Thompson's extensive career in public service reflects a commitment to addressing the diverse needs of his constituents while navigating the complexities of national politics. His long-standing presence in the U.S. House of Representatives underscores his influence and the trust placed in him by voters in California's 4th congressional district. As he continues to serve, Thompson remains engaged in legislative efforts that align with his values and the interests of those he represents.

Committees & roles

  • House Committee on Ways and MeansMember · since 2025

Notable legislation

Sponsored and co-sponsored legislation for Mike Thompson is pending operator curation. The biographical narrative above carries the same provenance trail until per-bill rows are written.

Sources

  1. [1]https://en.wikipedia.org/wiki/Mike_ThompsonWikipedia · retrieved 2026-06-04

Notable quotes

Sourced quotes for Mike Thompson are pending operator curation. Narrative-scope provenance remains attached below.

Sources

  1. [1]https://en.wikipedia.org/wiki/Mike_ThompsonWikipedia · retrieved 2026-06-04

Key positions

Curated policy positions for Mike Thompson are pending operator review. The biographical narrative above carries the same provenance trail until per-topic positions are written.

Sources

  1. [1]https://en.wikipedia.org/wiki/Mike_ThompsonWikipedia · retrieved 2026-06-04

Terms served

  1. 19992001U.S. House · Term 1 · Democratic
  2. 20012003U.S. House · Term 2 · Democratic
  3. 20032005U.S. House · Term 3 · Democratic
  4. 20052007U.S. House · Term 4 · Democratic
  5. 20072009U.S. House · Term 5 · Democratic
  6. 20092011U.S. House · Term 6 · Democratic
  7. 20112013U.S. House · Term 7 · Democratic
  8. 20132015U.S. House · Term 8 · Democratic
  9. 20152017U.S. House · Term 9 · Democratic
  10. 20172019U.S. House · Term 10 · Democratic
  11. 20192021U.S. House · Term 11 · Democratic
  12. 20212023U.S. House · Term 12 · Democratic
  13. 20232025U.S. House · Term 13 · Democratic
  14. 20252027U.S. House · Term 14 · Democratic

Sources & provenance

Every attributable claim above carries a per-section [N] marker that resolves to the corresponding URL below. Each entry records the upstream provider, the canonical URL, and the timestamp at which the source was retrieved by the ingest pipeline.

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