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2020 Arizona U.S. House District 1 Election
Arizona · 2 candidates
O'Halleran +3.2 pts · won by 11,760 votes
Tom O'HalleranDemocraticWINNER51.61%
188,469 votes
Tiffany SheddRepublican48.39%
176,709 votes
Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).