PolitiFinder

2004 South Dakota U.S. Senate Election

South Dakota · 2 candidates · See every 2004 U.S. Senate race

Who won the 2004 South Dakota U.S. Senate Election?

John R. Thune won the 2004 South Dakota U.S. Senate Election. John R. Thune received 197,848 popular votes (50.58%). The main challenger was Thomas A. Daschle (49.42%).

See the full head-to-head between Thune and Daschle

Thune +1.2 pts · won by 4,508 votes
John R. ThuneRepublicanWINNER50.58%
197,848 votes
Thomas A. DaschleDemocratic49.42%
193,340 votes
Popular-vote totals for U.S. Senate elections come from the MIT Election Data and Science Lab (1976–2024).

Data last verified July 28, 2026.