Elections / 1984 · Senate · CO
The Republican candidate won Colorado's Senate seat R+29.6.
Colorado, 1984. Candidate results and statewide totals below. The presidential race shared this ballot.
Colorado — 1984 Senate result
Source: MIT Election Data + Science Lab, 1976–2024 Senate returns (party-classified by literal ballot party).
Democratic (D)
449,327
34.6%
Republican (R)
833,821
64.2%
All others
14,661
1.1%
Margin
R+29.6
Candidates
Statewide candidate totals — MIT Election Data + Science Lab, 1984 Senate returns.
| Candidate | Party | Votes | Share |
|---|---|---|---|
| William L. "Bill" Armstrong | RRepublican | 833,821 | 64.2% |
| Nancy Dick | DDemocrat | 449,327 | 34.6% |
| Craig Green | OLibertarian | 11,077 | 0.9% |
| David Martin | OSocialist Workers | 2,208 | 0.2% |
| Earl Higgerson | OProhibition | 1,376 | 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% |