Elections / 1986 · Senate · CO
The Democratic candidate won Colorado's Senate seat D+1.6.
Colorado, 1986. Candidate results and statewide totals below.
Colorado — 1986 Senate result
Source: MIT Election Data + Science Lab, 1976–2024 Senate returns (party-classified by literal ballot party).
Democratic (D)
529,449
49.9%
Republican (R)
512,994
48.4%
All others
18,322
1.7%
Margin
D+1.6
Candidates
Statewide candidate totals — MIT Election Data + Science Lab, 1986 Senate returns.
| Candidate | Party | Votes | Share |
|---|---|---|---|
| Timothy E. Wirth | DDemocrat | 529,449 | 49.9% |
| Ken Kramer | RRepublican | 512,994 | 48.4% |
| Michael Martin Bush | OIndependent | 11,127 | 1.0% |
| Michael R. Chamberlain | OSocialist Workers | 3,756 | 0.4% |
| Henry John Olshaw | OUnaffiliated American | 1,868 | 0.2% |
| Calvin G. Dodge | OProhibition | 1,571 | 0.1% |
Colorado's Senate margins
Every contest in our store, 1978–2022
| Year | Margin (D minus R) |
|---|---|
| 1978 | −18.4% |
| 1980 | +1.6% |
| 1984 | −29.6% |
| 1986 | +1.6% |
| 1990 | −14.0% |
| 1992 | +9.1% |
| 1996 | −5.7% |
| 1998 | −27.5% |
| 2002 | −4.9% |
| 2004 | +4.8% |
| 2008 | +10.3% |
| 2010 | +1.6% |
| 2014 | −1.9% |
| 2016 | +5.7% |
| 2020 | +9.3% |
| 2022 | +14.6% |