The 1978 United States Senate election in South Dakota was held on November 7, 1978. Incumbent Democratic U.S. Senator James Abourezk did not run for re-election to a second term, but was succeeded by his political rival, Republican U.S. Representative Larry Pressler.

Democratic primary Candidates Don Barnett, former Mayor of Rapid City Kenneth D. Stofferahn, farmer and former Republican State Representative from Humboldt

Results

Republican primary Candidates Larry Pressler, U.S. Representative from Humboldt Ron Williamson, businessman from Sioux Falls

Results

General election Results

See also 1978 United States Senate elections

References