South Dakota State House District 3

State Legislative District Profile (Lower Chamber)

Overview

District ID
sd-hd-003
State
South Dakota
Chamber
Lower chamber
District Code
003
Land Area
36.8 sq mi
Water Area
0.03 sq mi

Boundary

Boundary of South Dakota State House District 3

Boundary as GeoJSON

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

Counties

CountyOverlapShare of district landShare of county land
Brown County36.82 sq mi100.0%2.1%

Showing all 1 county

Places

PlaceOverlapShare of district landShare of place land
Aberdeen city15.13 sq mi41.1%91.3%
Prairiewood Village CDP0.59 sq mi1.6%100.0%

Showing all 2 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-Large26,595100.0%3.0%100.0%

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

Voters

Registered Voters
18,025
Active Voters
15,768 (87.5%)

Party Registration

PartyVotersShare
Democratic4,87127.0%
Republican8,86049.2%
Unaffiliated1,6189.0%
Other parties2,67614.8%
No party recorded00.0%

Turnout by Cycle

CycleGeneralDemocratic PrimaryRepublican Primary
2023–202411,262 (62.5%)0 (0.0%)0 (0.0%)
2021–20228,934 (49.6%)0 (0.0%)0 (0.0%)
2019–202010,858 (60.2%)0 (0.0%)0 (0.0%)
2017–20188,461 (46.9%)0 (0.0%)0 (0.0%)
2015–20169,258 (51.4%)0 (0.0%)0 (0.0%)
2013–20146,394 (35.5%)0 (0.0%)0 (0.0%)
2011–20128,107 (45.0%)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
26,214 (± 601)
Median Age
36.5
Median Household Income
$64,838 (± $5,683)
High School Graduate or Higher (age 25+)
93.7%
Bachelor's Degree or Higher (age 25+)
35.9%

Population by Age

GroupPeopleShare
Under 185,64921.5%
18 to 6416,01761.1%
65 and over4,54817.3%

Population by Race and Hispanic Origin

GroupPeopleShare
Hispanic or Latino (any race)1,4665.6%
White, not Hispanic21,81383.2%
Black, not Hispanic4061.5%
Asian, not Hispanic7773.0%
American Indian / Alaska Native, not Hispanic7642.9%
Native Hawaiian / Pacific Islander, not Hispanic280.1%
Some other race, not Hispanic230.1%
Two or more races, not Hispanic9373.6%

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
25,346
Citizen Voting Age Population (CVAP)
19,700

Citizen Population by Race/Ethnicity

GroupCitizensShare
Non-Hispanic24,06094.9%
Hispanic1,2825.1%
White21,77785.9%
Black640.3%
Asian6272.5%
American Indian / Alaska Native7613.0%
Native Hawaiian / Pacific Islander270.1%
Two or More Races00.0%

Citizen Voting Age Population by Race/Ethnicity

GroupCVAPShare
Non-Hispanic18,98296.4%
Hispanic7183.6%
White17,48588.8%
Black840.4%
Asian5522.8%
American Indian / Alaska Native8374.2%
Native Hawaiian / Pacific Islander270.1%
Two or More Races00.0%

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