Colorado — 1984 U.S. Senate election
Recent presidential results
Akashicstate1984 Senate electionColorado · U.S. SenateArmstrongR+29.6
How it voted
Share of the 1984 vote
| William L. "Bill" Armstrong ✓Republican | 64.2% | 833,821 |
|---|---|---|
| Nancy DickDemocrat | 34.6% | 449,327 |
| Craig GreenLibertarian | 0.9% | 11,077 |
1984Senate margin
D+60R+60
63 counties, each filled by 1984 D-vs-R margin. Hover any county for its result.
County-level results (63 counties) — table
| County | Winner | Margin |
|---|---|---|
| ADAMS, CO | Republican | R+21.5 |
| ALAMOSA, CO | Republican | R+26.8 |
| ARAPAHOE, CO | Republican | R+44.9 |
| ARCHULETA, CO | Republican | R+45.1 |
| BACA, CO | Republican | R+47.8 |
| BENT, CO | Republican | R+21.7 |
| BOULDER, CO | Republican | R+12.5 |
| CHAFFEE, CO | Republican | R+35.8 |
| CHEYENNE, CO | Republican | R+49.9 |
| CLEAR CREEK, CO | Republican | R+31.1 |
| CONEJOS, CO | Republican | R+4.2 |
| COSTILLA, CO | Democratic | D+23.9 |
| CROWLEY, CO | Republican | R+34.3 |
| CUSTER, CO | Republican | R+48.4 |
| DELTA, CO | Republican | R+44.8 |
| DENVER, CO | Republican | R+0.05 |
| DOLORES, CO | Republican | R+42.7 |
| DOUGLAS, CO | Republican | R+57.3 |
| EAGLE, CO | Republican | R+28.1 |
| EL PASO, CO | Republican | R+53.8 |
| ELBERT, CO | Republican | R+50.5 |
| FREMONT, CO | Republican | R+42.7 |
| GARFIELD, CO | Republican | R+39.8 |
| GILPIN, CO | Republican | R+11.3 |
| GRAND, CO | Republican | R+43.9 |
| GUNNISON, CO | Republican | R+30.4 |
| HINSDALE, CO | Republican | R+56.5 |
| HUERFANO, CO | Republican | R+6.5 |
| JACKSON, CO | Republican | R+56.5 |
| JEFFERSON, CO | Republican | R+39.1 |
| KIOWA, CO | Republican | R+48.1 |
| KIT CARSON, CO | Republican | R+54.2 |
| LA PLATA, CO | Republican | R+37.1 |
| LAKE, CO | Republican | R+10.3 |
| LARIMER, CO | Republican | R+35.3 |
| LAS ANIMAS, CO | Democratic | D+10.3 |
| LINCOLN, CO | Republican | R+49.5 |
| LOGAN, CO | Republican | R+40.7 |
| MESA, CO | Republican | R+50.0 |
| MINERAL, CO | Republican | R+40.4 |
| MOFFAT, CO | Republican | R+46.1 |
| MONTEZUMA, CO | Republican | R+46.3 |
| MONTROSE, CO | Republican | R+47.1 |
| MORGAN, CO | Republican | R+43.5 |
| OTERO, CO | Republican | R+33.7 |
| OURAY, CO | Republican | R+45.9 |
| PARK, CO | Republican | R+37.1 |
| PHILLIPS, CO | Republican | R+41.6 |
| PITKIN, CO | Democratic | D+9.1 |
| PROWERS, CO | Republican | R+30.9 |
| PUEBLO, CO | Republican | R+6.3 |
| RIO BLANCO, CO | Republican | R+54.7 |
| RIO GRANDE, CO | Republican | R+46.5 |
| ROUTT, CO | Republican | R+29.0 |
| SAGUACHE, CO | Republican | R+13.0 |
| SAN JUAN, CO | Republican | R+32.3 |
| SAN MIGUEL, CO | Republican | R+12.3 |
| SEDGWICK, CO | Republican | R+40.4 |
| SUMMIT, CO | Republican | R+26.7 |
| TELLER, CO | Republican | R+51.0 |
| WASHINGTON, CO | Republican | R+54.8 |
| WELD, CO | Republican | R+37.6 |
| YUMA, CO | Republican | R+50.0 |
presidential baselinePresident 1984R+28.3Senate 1984R+29.6vs. baselineR+1.3
Colorado's 1984 Senate race ran 1.3 points more Republican than the presidential race on the same ballot.
Colorado's Senate margins
Every comparable D–R 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% |
Same ballot, 1984CO
Source. MIT Election Data + Science Lab — 1984 US Senate returns, party-classified by literal ballot party · county returns aggregated from precinct-level results. Real returns — nothing estimated.