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County results Mundt: 50–60% 60–70% 70–80% Holum: 50–60% | |||||||||||||||||
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Elections in South Dakota |
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The 1954 United States Senate election in South Dakota took place on November 2, 1954. Incumbent Republican Senator Karl E. Mundt ran for re-election to his second term. He was opposed by former State Representative Kenneth Holum, the Democratic nominee. Mundt defeated Holum in a landslide to win re-election.