North Carolina State House District 21

State Legislative District Profile (Lower Chamber)

Overview

District ID
nc-hd-021
State
North Carolina
Chamber
Lower chamber
District Code
021
Land Area
70.8 sq mi
Water Area
4.05 sq mi

Boundary

Boundary of North Carolina 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
Wake County70.63 sq mi99.8%8.5%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Apex town13.87 sq mi19.6%51.5%
Cary town9.72 sq mi13.7%15.9%
Holly Springs town0.67 sq mi0.9%3.5%

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
NC District 487,764100.0%11.8%100.0%

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

Voters

Registered Voters
64,500
Active Voters
58,427 (90.6%)

Party Registration

PartyVotersShare
Democratic17,44327.0%
Republican12,09718.8%
Unaffiliated34,54853.6%
Other parties4120.6%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2025–202614,395 (22.3%)<10 (—)0 (0.0%)
2023–202450,114 (77.7%)6,339 (9.8%)6,421 (10.0%)
2021–202232,465 (50.3%)4,755 (7.4%)3,618 (5.6%)
2019–202040,830 (63.3%)11,541 (17.9%)2,929 (4.5%)
2017–201825,478 (39.5%)2,848 (4.4%)563 (0.9%)
2015–201627,525 (42.7%)6,496 (10.1%)6,442 (10.0%)
2013–201414,840 (23.0%)1,517 (2.4%)1,651 (2.6%)
2011–201221,079 (32.7%)4,534 (7.0%)4,295 (6.7%)

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
94,832 (± 2,179)
Median Age
36.9
Median Household Income
$154,084 (± $7,948)
High School Graduate or Higher (age 25+)
98.0%
Bachelor's Degree or Higher (age 25+)
73.4%

Population by Age

GroupPeopleShare
Under 1827,97729.5%
18 to 6459,11762.3%
65 and over7,7388.2%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)6,3956.7%
White, not Hispanic48,84751.5%
Black, not Hispanic7,4667.9%
Asian, not Hispanic26,61328.1%
American Indian / Alaska Native, not Hispanic1740.2%
Native Hawaiian / Pacific Islander, not Hispanic00.0%
Some other race, not Hispanic8280.9%
Two or more races, not Hispanic4,5094.8%

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
81,458
Citizen Voting Age Population (CVAP)
55,627

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic76,23893.6%
Hispanic5,2226.4%
White49,32960.6%
Black7,3609.0%
Asian15,94419.6%
American Indian / Alaska Native1500.2%
Native Hawaiian / Pacific Islander10.0%
Two or More Races6080.7%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic52,67394.7%
Hispanic2,9505.3%
White36,18565.0%
Black5,99210.8%
Asian9,90217.8%
American Indian / Alaska Native3310.6%
Native Hawaiian / Pacific Islander00.0%
Two or More Races3260.6%

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