Colorado State House District 21

State Legislative District Profile (Lower Chamber)

Overview

District ID
co-hd-021
State
Colorado
Chamber
Lower chamber
District Code
021
Land Area
203.7 sq mi
Water Area
0.59 sq mi

Boundary

Boundary of Colorado State House District 21

Boundary as GeoJSON

Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.

Counties

CountyOverlapShare of district landShare of county land
El Paso County203.71 sq mi100.0%9.6%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Fort Carson CDP27.97 sq mi13.7%100.0%
Fountain city22.50 sq mi11.0%100.0%
Security-Widefield CDP12.99 sq mi6.4%100.0%

Showing all 3 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
CO District 588,583100.0%12.3%100.0%

Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).

Voters

Registered Voters
58,737
Active Voters
47,391 (80.7%)

Party Registration

PartyVotersShare
Democratic8,81715.0%
Republican13,53623.0%
Unaffiliated34,47958.7%
Other parties1,9053.2%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–202613,700 (23.3%)0 (0.0%)0 (0.0%)
2023–202432,422 (55.2%)2,834 (4.8%)5,799 (9.9%)
2021–202220,639 (35.1%)2,253 (3.8%)4,102 (7.0%)
2019–202027,851 (47.4%)4,043 (6.9%)5,660 (9.6%)
2017–201817,653 (30.1%)2,117 (3.6%)3,531 (6.0%)
2015–201620,020 (34.1%)1,308 (2.2%)2,937 (5.0%)
2013–201412,592 (21.4%)997 (1.7%)2,381 (4.1%)
2011–201215,374 (26.2%)732 (1.2%)2,206 (3.8%)

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
87,003 (± 2,401)
Median Age
28.7
Median Household Income
$85,474 (± $4,662)
High School Graduate or Higher (age 25+)
95.2%
Bachelor's Degree or Higher (age 25+)
30.2%

Population by Age

GroupPeopleShare
Under 1823,75827.3%
18 to 6455,79164.1%
65 and over7,4548.6%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)20,78923.9%
White, not Hispanic49,29456.7%
Black, not Hispanic7,8719.0%
Asian, not Hispanic2,5092.9%
American Indian / Alaska Native, not Hispanic2410.3%
Native Hawaiian / Pacific Islander, not Hispanic5440.6%
Some other race, not Hispanic2260.3%
Two or more races, not Hispanic5,5296.4%

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
84,679
Citizen Voting Age Population (CVAP)
61,111

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic64,91676.7%
Hispanic19,76223.3%
White49,38958.3%
Black7,7869.2%
Asian2,1712.6%
American Indian / Alaska Native2390.3%
Native Hawaiian / Pacific Islander4820.6%
Two or More Races1,0271.2%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic48,61279.5%
Hispanic12,49120.4%
White37,99562.2%
Black6,89411.3%
Asian2,0293.3%
American Indian / Alaska Native8251.4%
Native Hawaiian / Pacific Islander3570.6%
Two or More Races5690.9%

Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).