The 1986 United States Senate election in Colorado was held on November 4, 1986. Incumbent Democratic U.S. Senator Gary Hart decided to retire instead of seeking a third term. Democratic nominee Tim Wirth won the open seat.
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County results Wirth: 40–50% 50–60% 60–70% | |||||||||||||||||
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Party | Candidate | Votes | % | ±% | |
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Democratic | Tim Wirth | 529,449 | 49.91% | -0.42% | |
Republican | Ken Kramer | 512,994 | 48.36% | -0.34% | |
Independent | Michael Martin Bush | 11,127 | 1.05% | ||
Socialist Workers | Michael R. Chamberlain | 3,756 | 0.35% | ||
Independent American | Henry John Olshaw | 1,868 | 0.18% | -0.17% | |
Prohibition | Calvin G. Dodge | 1,571 | 0.15% | ||
Majority | 16,455 | 1.55% | -0.09% | ||
Turnout | 1,060,765 | ||||
Democratic hold | Swing |