Overview
- District ID
- sd-hd-26a
- State
- South Dakota
- Chamber
- Lower chamber
- District Code
- 26A
- Land Area
- 3,251.6 sq mi
- Water Area
- 6.28 sq mi
Boundary
Boundary as GeoJSON
Source: U.S. Census Bureau TIGER/Line state legislative district boundaries.
Counties
Showing all 3 counties
Places
Showing all 18 places
Overlapping Congressional Districts
| Congressional district | Population in both | Share of this district's population | Share of the congressional district's population | Share of this district's land |
|---|
| SD At-Large | 11,483 | 100.0% | 1.3% | 100.0% |
Source: U.S. Census Bureau 2020 blocks and 2025 block equivalency files (119th Congress, 2024 state legislative plans).
Voters
- Registered Voters
- 6,425
- Active Voters
- 5,682 (88.4%)
Party Registration
| Party | Voters | Share |
|---|
| Democratic | 3,424 | 53.3% |
| Republican | 1,367 | 21.3% |
| Unaffiliated | <10 | — |
| Other parties | 922 | 14.4% |
| No party recorded | <10 | — |
Turnout by Cycle
| Cycle | General | Democratic Primary | Republican Primary |
|---|
| 2023–2024 | 2,963 (46.1%) | 0 (0.0%) | 0 (0.0%) |
| 2021–2022 | 2,515 (39.1%) | 0 (0.0%) | 0 (0.0%) |
| 2019–2020 | 3,101 (48.3%) | 0 (0.0%) | 0 (0.0%) |
| 2017–2018 | 2,596 (40.4%) | 0 (0.0%) | 0 (0.0%) |
| 2015–2016 | 2,355 (36.7%) | 0 (0.0%) | 0 (0.0%) |
| 2013–2014 | 2,129 (33.1%) | 0 (0.0%) | 0 (0.0%) |
| 2011–2012 | 2,357 (36.7%) | 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
- 11,377 (± 224)
- Median Age
- 27.8
- Median Household Income
- $44,296 (± $5,932)
- High School Graduate or Higher (age 25+)
- 83.7%
- Bachelor's Degree or Higher (age 25+)
- 17.6%
Population by Age
| Group | People | Share |
|---|
| Under 18 | 4,193 | 36.9% |
| 18 to 64 | 6,070 | 53.4% |
| 65 and over | 1,114 | 9.8% |
Population by Race and Hispanic Origin
| Group | People | Share |
|---|
| Hispanic or Latino (any race) | 241 | 2.1% |
| White, not Hispanic | 1,607 | 14.1% |
| Black, not Hispanic | 41 | 0.4% |
| Asian, not Hispanic | 287 | 2.5% |
| American Indian / Alaska Native, not Hispanic | 8,634 | 75.9% |
| Native Hawaiian / Pacific Islander, not Hispanic | 12 | 0.1% |
| Some other race, not Hispanic | 32 | 0.3% |
| Two or more races, not Hispanic | 523 | 4.6% |
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
- 11,198
- Citizen Voting Age Population (CVAP)
- 7,074
Citizen Population by Race/Ethnicity
| Group | Citizens | Share |
|---|
| Non-Hispanic | 10,960 | 97.9% |
| Hispanic | 239 | 2.1% |
| White | 1,640 | 14.6% |
| Black | 39 | 0.3% |
| Asian | 114 | 1.0% |
| American Indian / Alaska Native | 8,644 | 77.2% |
| Native Hawaiian / Pacific Islander | 10 | 0.1% |
| Two or More Races | 98 | 0.9% |
Citizen Voting Age Population by Race/Ethnicity
| Group | CVAP | Share |
|---|
| Non-Hispanic | 6,924 | 97.9% |
| Hispanic | 151 | 2.1% |
| White | 1,434 | 20.3% |
| Black | 39 | 0.6% |
| Asian | 106 | 1.5% |
| American Indian / Alaska Native | 5,337 | 75.4% |
| Native Hawaiian / Pacific Islander | 8 | 0.1% |
| Two or More Races | 2 | 0.0% |
Source: Redistricting Data Hub / U.S. Census Bureau CVAP Special Tabulation (2020-2024 ACS 5-year).
