South Dakota State Senate District 23

State Legislative District Profile (Upper Chamber)

Overview

District ID
sd-sd-023
State
South Dakota
Chamber
Upper chamber (state senate)
District Code
023
Land Area
7,026.4 sq mi
Water Area
179.6 sq mi

Boundary

Boundary of South Dakota State Senate District 23

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Hand County1436.63 sq mi20.4%100.0%
McPherson County1136.67 sq mi16.2%100.0%
Edmunds County1125.98 sq mi16.0%100.0%
Faulk County981.71 sq mi14.0%100.0%
Potter County861.14 sq mi12.3%100.0%
Campbell County733.68 sq mi10.4%100.0%
Walworth County708.64 sq mi10.1%100.0%
Brown County43.02 sq mi0.6%2.5%

Showing all 8 counties

Places

PlaceOverlapShare of district landShare of place land
Mina CDP3.78 sq mi0.1%100.0%
Mobridge city1.96 sq mi<0.1%100.0%
Gettysburg city1.92 sq mi<0.1%100.0%
Herreid city1.43 sq mi<0.1%100.0%
Aberdeen city1.39 sq mi<0.1%8.4%
Ipswich city1.34 sq mi<0.1%100.0%
Faulkton city1.01 sq mi<0.1%100.0%
Evergreen Colony CDP1.00 sq mi<0.1%100.0%
Miller city0.99 sq mi<0.1%100.0%
Hosmer city0.99 sq mi<0.1%100.0%
Eureka city0.93 sq mi<0.1%100.0%
Brentwood Colony CDP0.87 sq mi<0.1%100.0%
Leola city0.74 sq mi<0.1%100.0%
Selby city0.71 sq mi<0.1%100.0%
Long Lake Colony CDP0.67 sq mi<0.1%99.9%
Bowdle city0.64 sq mi<0.1%100.0%
Hillsview town0.64 sq mi<0.1%100.0%
Akaska town0.61 sq mi<0.1%99.9%
Lebanon town0.53 sq mi<0.1%100.0%
Rockham town0.50 sq mi<0.1%100.0%
Java town0.49 sq mi<0.1%99.9%
Deerfield Colony CDP0.47 sq mi<0.1%100.0%
Thunderbird Colony CDP0.47 sq mi<0.1%99.9%
Grassland Colony CDP0.43 sq mi<0.1%100.0%
Seneca town0.42 sq mi<0.1%99.9%

Showing top 25 of 47 places

Overlapping Congressional Districts

Congressional districtPopulation in bothShare of this district's populationShare of the congressional district's populationShare of this district's land
SD At-Large24,173100.0%2.7%100.0%

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

Voters

Registered Voters
17,487
Active Voters
16,427 (93.9%)

Party Registration

PartyVotersShare
Democratic2,80816.1%
Republican11,86667.9%
Unaffiliated<10—
Other parties1,76210.1%
No party recorded<10—

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2023–202412,049 (68.9%)0 (0.0%)0 (0.0%)
2021–20229,621 (55.0%)0 (0.0%)0 (0.0%)
2019–202011,348 (64.9%)0 (0.0%)0 (0.0%)
2017–20189,275 (53.0%)0 (0.0%)0 (0.0%)
2015–20169,778 (55.9%)0 (0.0%)0 (0.0%)
2013–20147,185 (41.1%)0 (0.0%)0 (0.0%)
2011–20128,398 (48.0%)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 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
23,837 (± 633)
Median Age
43.2
Median Household Income
$70,116 (± $4,765)
High School Graduate or Higher (age 25+)
91.7%
Bachelor's Degree or Higher (age 25+)
28.8%

Population by Age

GroupPeopleShare
Under 185,77724.2%
18 to 6412,46152.3%
65 and over5,59923.5%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)4551.9%
White, not Hispanic20,83187.4%
Black, not Hispanic1610.7%
Asian, not Hispanic2571.1%
American Indian / Alaska Native, not Hispanic9013.8%
Native Hawaiian / Pacific Islander, not Hispanic40.0%
Some other race, not Hispanic1070.4%
Two or more races, not Hispanic1,1214.7%

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
23,604
Citizen Voting Age Population (CVAP)
17,833

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic23,29398.7%
Hispanic3111.3%
White20,95088.8%
Black1640.7%
Asian2240.9%
American Indian / Alaska Native8983.8%
Native Hawaiian / Pacific Islander20.0%
Two or More Races440.2%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic17,70599.3%
Hispanic1280.7%
White16,24191.1%
Black2181.2%
Asian1831.0%
American Indian / Alaska Native1,0345.8%
Native Hawaiian / Pacific Islander00.0%
Two or More Races350.2%

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