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2018 California U.S. House District 42 Election

California · 2 candidates · See every 2018 U.S. House race

Who won the 2018 California U.S. House District 42 Election?

Ken Calvert won the 2018 California U.S. House District 42 Election. Ken Calvert received 131,040 popular votes (56.5%). The main challenger was Julia C Peacock (43.5%).

See the full head-to-head between Calvert and Peacock

Calvert +13.0 pts · won by 30,148 votes
Ken CalvertRepublicanWINNER56.5%
131,040 votes
Julia C PeacockDemocratic43.5%
100,892 votes
Popular-vote totals for U.S. House elections come from the MIT Election Data and Science Lab (1976–2024).

Data last verified July 28, 2026.