The 1974 United States Senate election in South Dakota was held on November 5, 1974. Incumbent Democratic U.S. Senator George McGovern, who had lost the 1972 United States presidential election to Richard Nixon ran for reelection to a third term and won, despite having also lost his home state two years prior.
Congressional Elections, 1946-1996. Washington, D.C.: Congressional Quarterly Inc. 1998. ISBN 1-56802-248-4.
Scammon, Richard M., ed. (1975). America Votes 11: a handbook of contemporary American election statistics, 1974. Washington, D.C.: Elections Research Center.