PolitiFinder

2018 California U.S. House District 16 Election

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

Who won the 2018 California U.S. House District 16 Election?

Jim Costa won the 2018 California U.S. House District 16 Election. Jim Costa received 82,266 popular votes (57.55%). The main challenger was Elizabeth Heng (42.45%).

See the full head-to-head between Costa and Heng

Costa +15.1 pts · won by 21,573 votes
Jim CostaDemocraticWINNER57.55%
82,266 votes
Elizabeth HengRepublican42.45%
60,693 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.