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2018 Arizona U.S. House District 1 Election

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

Who won the 2018 Arizona U.S. House District 1 Election?

Tom O'Halleran won the 2018 Arizona U.S. House District 1 Election. Tom O'Halleran received 143,240 popular votes (53.83%). The main challenger was Wendy Rogers (46.14%).

See the full head-to-head between O'Halleran and Rogers

O'Halleran +7.7 pts · won by 20,456 votes
Tom O'HalleranDemocraticWINNER53.83%
143,240 votes
Wendy RogersRepublican46.14%
122,784 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.