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2020 Iowa U.S. Senate Election
Iowa · 4 candidates
Joni ErnstRepublicanWINNER50.88%
864,997 votes
Theresa GreenfieldDemocratic44.4%
754,859 votes
Rick StewartLibertarian2.17%
36,961 votes
Suzanne Herzog0.81%
13,800 votes
Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).