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  Feingold: 40–50% 50–60% 60–70% 70–80% 80–90% >90% Michels: 40–50% 50–60% 60–70% 70–80% 80–90% >90% Tie: | |||||||||||||||||
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| Elections in Wisconsin |
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The 2004 United States Senate election in Wisconsin was held on November 2, 2004. Incumbent Senator Russ Feingold won re-election to a third term. As of 2024[update], this is the last time Democrats won the Class 3 Senate seat from Wisconsin. Russ Feingold defeated Tim Michels in a landslide despite John Kerry narrowly winning Wisconsin over Republican presidential nominee George W. Bush in the concurrent presidential election.