PolitiFinder

2010 California U.S. House District 42 Election

California · 3 candidates · See every 2010 U.S. House race

Who won the 2010 California U.S. House District 42 Election?

Gary G. Miller won the 2010 California U.S. House District 42 Election. Gary G. Miller received 127,161 popular votes (62.21%). The main challenger was Michael Williamson (31.86%).

See the full head-to-head between Miller and Williamson

Miller +30.4 pts · won by 62,039 votes
Gary G. MillerRepublicanWINNER62.21%
127,161 votes
Michael WilliamsonDemocratic31.86%
65,122 votes
Mark LambertLibertarian5.93%
12,115 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.