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1930 South Dakota U.S. Senate Election
South Dakota · 2 candidates
Bulow +3.3 pts · won by 6,722 votes
William J. BulowDemocraticWINNER51.63%
106,317 votes
William H. McMasterRepublican48.37%
99,595 votes
Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).