Elections / 2020 · Senate · CO
Colorado — 2020 U.S. Senate election
Recent presidential results
Akashicstate2020 Senate electionColorado · U.S. SenateHickenlooperD+9.3
How it voted
Share of the 2020 vote
| John W. Hickenlooper ✓Democrat | 53.5% | 1,731,114 |
|---|---|---|
| Cory Gardner (i)Republican | 44.2% | 1,429,492 |
| Raymon Anthony DoaneLibertarian | 1.7% | 56,262 |
2020Senate margin
D+60R+60
64 counties, each filled by 2020 D-vs-R margin. Hover any county for its result.
County-level results (64 counties) — table
| County | Winner | Margin |
|---|---|---|
| ADAMS, CO | Democratic | D+13.6 |
| ALAMOSA, CO | Republican | R+0.9 |
| ARAPAHOE, CO | Democratic | D+19.3 |
| ARCHULETA, CO | Republican | R+18.1 |
| BACA, CO | Republican | R+67.7 |
| BENT, CO | Republican | R+34.8 |
| BOULDER, CO | Democratic | D+52.2 |
| BROOMFIELD, CO | Democratic | D+20.8 |
| CHAFFEE, CO | Democratic | D+4.4 |
| CHEYENNE, CO | Republican | R+77.9 |
| CLEAR CREEK, CO | Democratic | D+10.2 |
| CONEJOS, CO | Republican | R+6.3 |
| COSTILLA, CO | Democratic | D+28.7 |
| CROWLEY, CO | Republican | R+44.5 |
| CUSTER, CO | Republican | R+38.9 |
| DELTA, CO | Republican | R+38.1 |
| DENVER, CO | Democratic | D+57.3 |
| DOLORES, CO | Republican | R+50.8 |
| DOUGLAS, CO | Republican | R+14.0 |
| EAGLE, CO | Democratic | D+26.3 |
| EL PASO, CO | Republican | R+15.9 |
| ELBERT, CO | Republican | R+53.2 |
| FREMONT, CO | Republican | R+40.4 |
| GARFIELD, CO | Republican | R+0.1 |
| GILPIN, CO | Democratic | D+7.6 |
| GRAND, CO | Republican | R+5.0 |
| GUNNISON, CO | Democratic | D+26.4 |
| HINSDALE, CO | Republican | R+19.5 |
| HUERFANO, CO | Republican | R+1.9 |
| JACKSON, CO | Republican | R+60.0 |
| JEFFERSON, CO | Democratic | D+13.9 |
| KIOWA, CO | Republican | R+77.5 |
| KIT CARSON, CO | Republican | R+65.8 |
| LA PLATA, CO | Democratic | D+14.4 |
| LAKE, CO | Democratic | D+19.9 |
| LARIMER, CO | Democratic | D+10.1 |
| LAS ANIMAS, CO | Republican | R+8.9 |
| LINCOLN, CO | Republican | R+64.8 |
| LOGAN, CO | Republican | R+57.7 |
| MESA, CO | Republican | R+31.1 |
| MINERAL, CO | Republican | R+17.8 |
| MOFFAT, CO | Republican | R+65.0 |
| MONTEZUMA, CO | Republican | R+24.6 |
| MONTROSE, CO | Republican | R+38.9 |
| MORGAN, CO | Republican | R+42.4 |
| OTERO, CO | Republican | R+24.6 |
| OURAY, CO | Democratic | D+16.8 |
| PARK, CO | Republican | R+18.8 |
| PHILLIPS, CO | Republican | R+61.4 |
| PITKIN, CO | Democratic | D+49.1 |
| PROWERS, CO | Republican | R+46.0 |
| PUEBLO, CO | Democratic | D+0.8 |
| RIO BLANCO, CO | Republican | R+69.4 |
| RIO GRANDE, CO | Republican | R+18.0 |
| ROUTT, CO | Democratic | D+23.9 |
| SAGUACHE, CO | Democratic | D+14.3 |
| SAN JUAN, CO | Democratic | D+22.0 |
| SAN MIGUEL, CO | Democratic | D+50.4 |
| SEDGWICK, CO | Republican | R+54.1 |
| SUMMIT, CO | Democratic | D+34.5 |
| TELLER, CO | Republican | R+37.4 |
| WASHINGTON, CO | Republican | R+75.8 |
| WELD, CO | Republican | R+21.5 |
| YUMA, CO | Republican | R+72.8 |
presidential baselinePresident 2020D+13.5Senate 2020D+9.3vs. baselineR+4.2
Colorado's 2020 Senate race ran 4.2 points more Republican than the presidential race on the same ballot.
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% |
Same ballot, 2020CO
Source. MIT Election Data + Science Lab — 2020 US Senate returns, party-classified by literal ballot party · county returns aggregated from precinct-level results. Real returns — nothing estimated.