PolitiFinder

2008 South Dakota U.S. Senate Election

South Dakota · 2 candidates · See every 2008 U.S. Senate race

Who won the 2008 South Dakota U.S. Senate Election?

Tim Johnson won the 2008 South Dakota U.S. Senate Election. Tim Johnson received 237,889 popular votes (62.49%). The main challenger was Joel Dykstra (37.51%).

See the full head-to-head between Johnson and Dykstra

Johnson +25.0 pts · won by 95,105 votes
Tim JohnsonDemocraticWINNER62.49%
237,889 votes
Joel DykstraRepublican37.51%
142,784 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.