Lyman County, South Dakota
Lyman County, South Dakota · ZIP 57365, 57532, 57533
- Census data · ACS 2019-2023
- 3,721 (2024 estimate)Population
- 1,185Households
- $61,169Median household income
- $156,500Median home value
- 13Towns with a page
- 9ZIP codes
Lyman County in numbersOfficial sources, refreshed yearly
| Census | Population |
|---|---|
| 2000 | 3,895 |
| 2010 | 3,755 |
| 2020 | 3,718 |
As counted at each census, within the boundaries the area had then; the current estimate is in the glance card.
Sources: Census 2000 Summary File 1: total population, county level, state 46, retrieved November 14, 2026; Census 2010 Summary File 1: total population, county level, state 46, retrieved November 14, 2026; Census 2020 Redistricting Data (P.L. 94-171): total population, county level, state 46, retrieved November 14, 2026.
Median household income $61,169 · Share of households by income, American Community Survey 5-year 2019-2023, table S1901.
Source: American Community Survey 5-year subject table S1901 (household income) 2019–2023, county level, state 46, retrieved November 14, 2026.
- Owner occupied
- 856 units
- Renter occupied
- 329 units
- Vacancy rate
- 24.1%
Occupied housing units by tenure and the share of all units vacant, American Community Survey 5-year 2019-2023, table DP04.
Source: American Community Survey 5-year data profile 2019–2023, county level, state 46, retrieved November 14, 2026.
621 employees in 87 establishments with payroll in 2023, all sectors; employers themselves are not named in the source. County Business Patterns counts are published with noise.
Source: County Business Patterns 2023: employment by sector, county level, state 46, retrieved November 14, 2026.
| Measure | Lyman County | South Dakota |
|---|---|---|
| Population | 3,717 | 899,194 |
| Median household income | $61,169 | $72,421 |
| Median age | 36.0 | 37.7 |
| Median home value | $156,500 | $236,800 |
| Bachelor’s degree or higher | 25.3% | 31.1% |
| Foreign-born residents | 0.9% | 3.9% |
| Owner-occupied homes | 72.2% | 68.6% |
| Mean commute to work | 14.6 minutes | 17.6 minutes |
Source: American Community Survey 5-year data profile 2019–2023, county level, state 46, retrieved November 14, 2026.
Townships, towns and villages in Lyman County13 with a page · sort by any column
| Type | |||
|---|---|---|---|
| Lower Brule | Census designated place | 777 | 0.36 sq mi |
| West Brule | Census designated place | 482 | 1.18 sq mi |
| Presho | City | 467 | 0.67 sq mi |
| Oacoma | Town | 392 | 2.63 sq mi |
| Kennebec | Town | 285 | 0.85 sq mi |
| Reliance | Town | 127 | 1.09 sq mi |
| Vivian Township | Township | 125 | 36.1 sq mi |
| Oacoma Township | Township | 81 | 59.8 sq mi |
| Iona Township | Township | 65 | 127.9 sq mi |
| Vivian | Census designated place | 39 | 1.73 sq mi |
| Rex Township | Township | 23 | 35.8 sq mi |
| Pratt Township | Township | 18 | 25.5 sq mi |
| Bailey Township | Township | 12 | 43.4 sq mi |
Populations: Census Population Estimates, Vintage 2024: subcounty totals, state 46 (2024). Land areas: Census Gazetteer 2025: counties. A dash means the figure is not in the cited file.
County officialsFrom public records
No county official is published yet. Names appear once a researcher drafts them from the county’s own site and a second person approves; office contacts only, never personal details.
Across Lyman County
No job is posted in Lyman County’s towns yet. Employers post from their business dashboard; public job banks are added once their terms are recorded.
No upcoming event is listed in Lyman County's towns yet. Members and businesses add events from any town page.
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Neighboring counties
Neighboring counties
- Brule CountyPopulation 5,261 (2024 estimate)
- Buffalo CountyPopulation 1,825 (2024 estimate)
- Charles Mix CountyPopulation 9,343 (2024 estimate)
- Gregory CountyPopulation 4,110 (2024 estimate)
- Hughes CountyPopulation 17,526 (2024 estimate)
- Hyde CountyPopulation 1,215 (2024 estimate)
- Jones CountyPopulation 874 (2024 estimate)
- Mellette CountyPopulation 1,834 (2024 estimate)
- Stanley CountyPopulation 3,015 (2024 estimate)
- Tripp CountyPopulation 5,717 (2024 estimate)
Sources: Census county adjacency file 2024, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 46, retrieved November 14, 2026.