Overview
- District ID
- co-hd-065
- State
- Colorado
- Chamber
- Lower chamber
- District Code
- 065
- Land Area
- 254.9 sq mi
- Water Area
- 14.7 sq mi
Boundary
Boundary as GeoJSON
Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.
Counties
Showing all 2 counties
Places
Showing all 8 places
Overlapping Congressional Districts
| Congressional district | Population in both | Share of this district's population | Share of the congressional district's population | Share of this district's land |
|---|
| CO District 4 | 64,775 | 72.0% | 9.0% | 55.1% |
| CO District 2 | 18,645 | 20.7% | 2.6% | 28.0% |
| CO District 8 | 6,523 | 7.3% | 0.9% | 16.9% |
Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).
Voters
- Registered Voters
- 86,467
- Active Voters
- 79,299 (91.7%)
Party Registration
| Party | Voters | Share |
|---|
| Democratic | 13,169 | 15.2% |
| Republican | 28,749 | 33.2% |
| Unaffiliated | 42,690 | 49.4% |
| Other parties | 1,859 | 2.1% |
| No party recorded | 0 | 0.0% |
Turnout by Cycle
| Cycle | General | Democratic Primary | Republican Primary |
|---|
| 2025–2026 | 33,229 (38.4%) | 0 (0.0%) | 0 (0.0%) |
| 2023–2024 | 67,368 (77.9%) | 5,770 (6.7%) | 15,053 (17.4%) |
| 2021–2022 | 51,764 (59.9%) | 3,773 (4.4%) | 9,983 (11.5%) |
| 2019–2020 | 59,504 (68.8%) | 8,147 (9.4%) | 14,197 (16.4%) |
| 2017–2018 | 45,247 (52.3%) | 4,582 (5.3%) | 7,403 (8.6%) |
| 2015–2016 | 46,292 (53.5%) | 2,085 (2.4%) | 5,959 (6.9%) |
| 2013–2014 | 33,115 (38.3%) | 1,814 (2.1%) | 6,725 (7.8%) |
| 2011–2012 | 37,955 (43.9%) | 1,325 (1.5%) | 4,448 (5.1%) |
Turnout counts today's registered voters with a counted ballot in the cycle's elections (the odd and even year), as a share of today's registered voters. Voters who have since left the rolls are not counted.
Browse the voter list for this district (premium access; sign-in required)
Source: Civitech voter file snapshot as of 01/20/2026. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".
Demographics
- Total Population
- 100,781 (± 1,591)
- Median Age
- 38.0
- Median Household Income
- $122,927 (± $4,254)
- High School Graduate or Higher (age 25+)
- 95.9%
- Bachelor's Degree or Higher (age 25+)
- 52.8%
Population by Age
| Group | People | Share |
|---|
| Under 18 | 25,235 | 25.0% |
| 18 to 64 | 59,902 | 59.4% |
| 65 and over | 15,644 | 15.5% |
Population by Race and Hispanic Origin
| Group | People | Share |
|---|
| Hispanic or Latino (any race) | 14,772 | 14.7% |
| White, not Hispanic | 79,804 | 79.2% |
| Black, not Hispanic | 786 | 0.8% |
| Asian, not Hispanic | 1,147 | 1.1% |
| American Indian / Alaska Native, not Hispanic | 155 | 0.2% |
| Native Hawaiian / Pacific Islander, not Hispanic | 30 | 0.0% |
| Some other race, not Hispanic | 729 | 0.7% |
| Two or more races, not Hispanic | 3,358 | 3.3% |
Source: U.S. Census Bureau, American Community Survey 2020-2024 ACS 5-year estimates (tables B01001, B01002, B01003, B03002, B15003, B19013) for this state legislative district. Estimates are survey-based; ± figures are 90% margins of error.
Citizen Voting Age Population
- Total Citizen Population
- 98,975
- Citizen Voting Age Population (CVAP)
- 73,746
Citizen Population by Race/Ethnicity
| Group | Citizens | Share |
|---|
| Non-Hispanic | 85,335 | 86.2% |
| Hispanic | 13,645 | 13.8% |
| White | 80,772 | 81.6% |
| Black | 884 | 0.9% |
| Asian | 1,239 | 1.3% |
| American Indian / Alaska Native | 155 | 0.2% |
| Native Hawaiian / Pacific Islander | 48 | 0.0% |
| Two or More Races | 237 | 0.2% |
Citizen Voting Age Population by Race/Ethnicity
| Group | CVAP | Share |
|---|
| Non-Hispanic | 65,894 | 89.4% |
| Hispanic | 7,853 | 10.6% |
| White | 62,825 | 85.2% |
| Black | 894 | 1.2% |
| Asian | 1,328 | 1.8% |
| American Indian / Alaska Native | 705 | 1.0% |
| Native Hawaiian / Pacific Islander | 45 | 0.1% |
| Two or More Races | 128 | 0.2% |
Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).