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1964 Iowa U.S. House District 3 Election
Iowa · 2 candidates
Gross +0.3 pts · won by 419 votes
Harold GrossRepublicanWINNER50.13%
83,455 votes
Henry K PetersonDemocratic49.87%
83,036 votes
Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).