Election Results
In the 2024 presidential election, Colorado voted for Kamala Harris over Donald Trump by roughly 54.2% to 43.2%, continuing its lean-Democratic trend.
Democratic presidential vote share
1976–2024MIT Election Data and Science Lab, compiled from certified state results (Harvard Dataverse).
Republican presidential vote share
1976–2024MIT Election Data and Science Lab, compiled from certified state results (Harvard Dataverse).
| Indicator | Colorado | U.S. |
|---|---|---|
| Democratic share (%) | 54.2 | 48.3 |
Governors
Colorado's governor is Jared Polis, a Democrat first elected in 2018 and re-elected in 2022, known for expanding renewable energy and free full-day kindergarten.
| Governor | Party | In office |
|---|---|---|
| Jared Polis | Democratic | 2019–present |
| Bill Ritter | Democratic | 2007–2011 |
| Bill Owens | Republican | 1999–2007 |
| Roy Romer | Democratic | 1987–1999 |
| Richard D. Lamm | Democratic | 1975–1987 |
| John D. Vanderhoof | Republican | 1973–1975 |
| John Arthur Love | Republican | 1963–1973 |
| Stephen Lucid Robert McNichols | Democratic | 1957–1963 |
| Daniel Isaac J. Thornton | Republican | 1951–1955 |
| Walter Walfred Johnson | Democratic | 1950–1951 |
| William Lee Knous | Democratic | 1947–1950 |
| John Charles Vivian | Republican | 1943–1947 |
| Ralph Lawrence Carr | Republican | 1939–1943 |
| Teller Ammons | Democratic | 1937–1939 |
| Raymond Herbert Talbot | Democratic | 1937–1937 |
| William Herbert Adams | Democratic | 1927–1933 |
| Clarence Morley | Republican | 1925–1947 |
| William Ellery Sweet | Democratic | 1923–1925 |
| Oliver Henry Nelson Shoup | Republican | 1919–1923 |
| Julius Caldeen Gunter | Democratic | 1917–1919 |
| George Alfred Carlson | Republican | 1915–1917 |
| Elias Milton Ammons | Democratic | 1913–1915 |
| Henry Augustus Buchtel | Republican | 1907–1909 |
| Jesse Fuller McDonald | Republican | 1905–1907 |
| James Bradley Orman | Democratic | 1901–1903 |
| Charles Spalding Thomas | Democratic | 1899–1901 |
| Albert Wills McIntire | Republican | 1895–1897 |
| Davis Hanson Waite | Populist | 1893–1895 |
| Job Adams Cooper | Republican | 1889–1891 |
| Benjamin Harrison Eaton | Republican | 1885–1887 |
| James Benton Grant | Democratic | 1883–1885 |
| Frederick Walker Pitkin | Republican | 1879–1883 |
Source: National Governors Association, current and former governors.
| Indicator | Colorado | U.S. |
|---|---|---|
| Current governor party | 1 | 1 |
- •Jared Polis was the first openly gay man elected governor in U.S. history.
Senators
Colorado is represented in the U.S. Senate by Michael Bennet and John Hickenlooper, both Democrats.
Democratic vote share, U.S. Senate elections
1978–2022MIT Election Data and Science Lab, compiled from certified state results (Harvard Dataverse). Regular-term races; special elections only when no regular race was held. Independents (e.g. caucusing with Democrats) are not counted as Democratic; years without a Democratic nominee are omitted.
Republican vote share, U.S. Senate elections
1978–2022MIT Election Data and Science Lab, compiled from certified state results (Harvard Dataverse).
| Indicator | Colorado | U.S. |
|---|---|---|
| Democratic Senate seats | 2 | 100 |
Representatives
Colorado's U.S. House delegation has 8 members, with a current split favoring Democrats representing the Denver metro and Republicans representing rural districts.
U.S. House seats apportioned to Colorado
1910–2020U.S. Census Bureau, decennial apportionment counts.
| Indicator | Colorado | U.S. |
|---|---|---|
| House seats | 8 | 435 |
Voting Trends
Colorado has trended increasingly Democratic since the 2000s, driven by growth in the Denver metro and Boulder, while rural counties remain solidly Republican.
Total votes cast for president
1976–2024MIT Election Data and Science Lab, compiled from certified state results (Harvard Dataverse).
| Indicator | Colorado | U.S. |
|---|---|---|
| Democratic vote share (%) 2024 | 54.2 | 48.3 |
Party Distribution
Colorado's registered voters are roughly split between unaffiliated (46%), Democratic (27%) and Republican (25%), with unaffiliated voters the largest bloc.
| Indicator | Colorado | U.S. |
|---|---|---|
| Unaffiliated voter share (%) | 46 | 34 |