Kentucky State Senate District 21

State Legislative District Profile (Upper Chamber)

Overview

District ID
ky-sd-021
State
Kentucky
Chamber
Upper chamber (state senate)
District Code
021
Land Area
1,527.4 sq mi
Water Area
16.5 sq mi

Boundary

Boundary of Kentucky State Senate District 21

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Casey County444.24 sq mi29.1%100.0%
Laurel County433.99 sq mi28.4%100.0%
Lincoln County332.84 sq mi21.8%100.0%
Rockcastle County316.55 sq mi20.7%100.0%

Showing all 4 counties

Places

PlaceOverlapShare of district landShare of place land
London city11.57 sq mi0.8%91.3%
Stanford city4.35 sq mi0.3%90.9%
Mount Vernon city2.81 sq mi0.2%100.0%
East Bernstadt CDP2.11 sq mi0.1%100.0%
Liberty city1.87 sq mi0.1%100.0%
Crab Orchard city1.75 sq mi0.1%100.0%
Brodhead city1.75 sq mi0.1%100.0%
North Corbin CDP1.55 sq mi0.1%89.8%
Hustonville city0.74 sq mi<0.1%100.0%
McKinney CDP0.42 sq mi<0.1%100.0%
Livingston city0.31 sq mi<0.1%99.9%
Eubank city0.11 sq mi<0.1%13.2%
Junction City city0.02 sq mi<0.1%0.8%
Corbin city0.00 sq mi<0.1%<0.1%

Showing all 14 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
KY District 5102,92586.6%13.7%70.9%
KY District 115,94113.4%2.1%29.1%

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

Voters

Registered Voters
88,069
Active Voters
85,019 (96.5%)

Party Registration

PartyVotersShare
Democratic17,35119.7%
Republican64,09472.8%
Unaffiliated00.0%
Other parties6,6247.5%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2023–202455,162 (62.6%)0 (0.0%)0 (0.0%)
2021–202234,617 (39.3%)0 (0.0%)0 (0.0%)
2019–202052,087 (59.1%)0 (0.0%)0 (0.0%)
2017–201828,669 (32.6%)0 (0.0%)0 (0.0%)
2015–201635,784 (40.6%)0 (0.0%)0 (0.0%)
2013–201421,182 (24.1%)0 (0.0%)0 (0.0%)

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 07/24/2025. These are registered voters, separate from the Census population figures. Counts under 10 are suppressed and shown as "<10".

Demographics

Total Population
119,564
Median Age
40.8
Median Household Income
$52,178 (± $2,089)
High School Graduate or Higher (age 25+)
83.2%
Bachelor's Degree or Higher (age 25+)
16.1%

Population by Age

GroupPeopleShare
Under 1827,38122.9%
18 to 6470,43758.9%
65 and over21,74618.2%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)2,3342.0%
White, not Hispanic112,57794.2%
Black, not Hispanic1,0040.8%
Asian, not Hispanic2420.2%
American Indian / Alaska Native, not Hispanic820.1%
Native Hawaiian / Pacific Islander, not Hispanic1150.1%
Some other race, not Hispanic3580.3%
Two or more races, not Hispanic2,8522.4%

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
119,098
Citizen Voting Age Population (CVAP)
91,753

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic116,96098.2%
Hispanic2,1381.8%
White113,30695.1%
Black1,0430.9%
Asian1780.1%
American Indian / Alaska Native840.1%
Native Hawaiian / Pacific Islander1080.1%
Two or More Races2330.2%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic90,52898.7%
Hispanic1,2261.3%
White88,02995.9%
Black1,0831.2%
Asian3560.4%
American Indian / Alaska Native8700.9%
Native Hawaiian / Pacific Islander690.1%
Two or More Races1200.1%

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