2020 United States Senate election in South Dakota

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Nominee Mike Rounds Dan Ahlers Party Republican Democratic Popular vote 276,232 143,987 Percentage 65.7% 34.3%

County results Rounds:     50–60%     60–70%     70–80%     80–90%     90–100% Ahlers:     50–60%     70–80%     80–90%

U.S. Senatorbefore election Mike Rounds Republican ElectedU.S. Senator Mike Rounds Republican

Anelection happened on November 3, 2020, to elect aSenator from theU.S. state ofSouth Dakota. The two people in the election wereMike Rounds (Republican Party) andDan Ahlers (Democratic Party). Mike Rounds won reelection for a secondterm.

Aprimary election was held for each party, Mike Rounds beatScyller Borglum in the Republican Party primary and Dan Ahlers was the only person in the Democratic Party primary, so he won.^[1]

Dan Ahlers did not have an opponent in the Democratic Party primary.^[2]