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CA House District 4
Incumbent: Mike Thompson · Democrat
11 candidates · Incumbent first
Mike Thompson (Democratic Party) is a member of the U.S. House, representing California's 4th Congressional District. He assumed office on January 3, 2023. His current term ends on January 3, 2027. Thompson (Democratic Party) is running for re-election to the U.S. House to represent California's 4th Congressional District. He is on the ballot in the primary on June 2, 2026.
Raymond Riehle (Republican Party) is running for election to the U.S. House to represent California's 4th Congressional District. He is on the ballot in the primary on June 2, 2026.
L. John MacKenzie (Republican Party) is running for election to the U.S. House to represent California's 4th Congressional District. He is on the ballot in the primary on June 2, 2026.
Mandy Ghusar (Republican Party) is running for election to the U.S. House to represent California's 4th Congressional District. She is on the ballot in the primary on June 2, 2026. Ghusar (Peace and Freedom Party) also ran for election to the U.S. House to represent California's 8th Congressional District. She will not appear on the ballot for the primary on June 2, 2026.
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Trevor Merrell (Democratic Party) ran for election to the U.S. House to represent California's 4th Congressional District. He will not appear on the ballot for the primary on June 2, 2026.
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Heath Fulkerson (Republican Party) is running for election for President of the United States. He declared candidacy for the 2028 election. Fulkerson also ran for election to the U.S. House to represent California's 12th Congressional District. He will not appear on the ballot for the primary on June 2, 2026. Fulkerson also ran for election to the U.S. House to represent California's 4th Congressional District. He will not appear on the ballot for the primary on June 2, 2026.
Jimih Jones (Republican Party) is running for election to the U.S. House to represent California's 4th Congressional District. He is on the ballot in the primary on June 2, 2026.
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