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Brown County, South Dakota

Brown County, South Dakota · ZIP 57401, 57426, 57427

  • Census data · ACS 2019-2023
Browse the 60 townsFind my townSponsor a town here
  • 37,495 (2024 estimate)Population
  • 16,364Households
  • $70,239Median household income
  • $212,900Median home value
  • 60Towns with a page
  • 16ZIP codes

Brown County in numbersOfficial sources, refreshed yearly

Population, 2000 to 2020+8.0%
35k36k37k38k39k2000: 35,46020002010: 36,53120102020: 38,301202035,46038,301
Population of Brown County at each census
CensusPopulation
200035,460
201036,531
202038,301

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.

Household income in Brown County
Under $50k35.1%
$50k to $100k33.2%
$100k to $150k15.8%
$150k to $200k9.3%
$200k and over6.7%

Median household income $70,239 · 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.

Housing tenure in Brown County
Owner occupied
10,753 units
Renter occupied
5,611 units
Vacancy rate
9.1%

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.

Jobs by sector in Brown County2023
Manufacturing3,374
Health care and social assistance3,094
Retail trade2,580
Accommodation and food services2,014
Wholesale trade1,212
Finance and insurance835
Construction793
Other services (except public administration)660

17,306 employees in 1,245 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.

Brown County compared with its state
Brown County compared with its state, American Community Survey 2019-2023
MeasureBrown CountySouth Dakota
Population38,079899,194
Median household income$70,239$72,421
Median age37.837.7
Median home value$212,900$236,800
Bachelor’s degree or higher33.2%31.1%
Foreign-born residents3.6%3.9%
Owner-occupied homes65.7%68.6%
Mean commute to work13.4 minutes17.6 minutes

Source: American Community Survey 5-year data profile 2019–2023, county level, state 46, retrieved November 14, 2026.

Townships, towns and villages in Brown County60 with a page · sort by any column

Type
AberdeenCity27,91916.6 sq mi
GrotonCity1,3431.75 sq mi
Lincoln TownshipTownship1,15448.2 sq mi
Aberdeen TownshipTownship88137.9 sq mi
Bath TownshipTownship68641.8 sq mi
Warner TownshipTownship51179.9 sq mi
Prairiewood VillageCensus designated place4960.59 sq mi
WarnerTown4500.28 sq mi
Ravinia TownshipTownship37035.1 sq mi
Prairiewood TownshipTownship2950.59 sq mi
Ordway TownshipTownship28041.4 sq mi
FrederickTown2091.35 sq mi
Gem TownshipTownship19266.2 sq mi
HeclaCity1850.34 sq mi
Mercier TownshipTownship16436.0 sq mi
ColumbiaCity1571.52 sq mi
Garden Prairie TownshipTownship14036.0 sq mi
Groton TownshipTownship12746.3 sq mi
Claremont TownshipTownship12254.0 sq mi
Henry TownshipTownship12136.1 sq mi
Cambria TownshipTownship11936.3 sq mi
BathCensus designated place1160.29 sq mi
East Hanson TownshipTownship11135.9 sq mi
ClaremontTown1060.25 sq mi
Oneota TownshipTownship10436.0 sq mi
Columbia TownshipTownship10247.7 sq mi
Brainard TownshipTownship10152.5 sq mi
New Hope TownshipTownship10036.1 sq mi
Putney TownshipTownship8836.2 sq mi
Westport TownshipTownship8528.9 sq mi
WestportTown830.23 sq mi
East Rondell TownshipTownship8235.9 sq mi
Bath CornerCensus designated place810.17 sq mi
Shelby TownshipTownship8048.8 sq mi
Highland TownshipTownship7636.1 sq mi
Garland TownshipTownship7329.6 sq mi
West Rondell TownshipTownship6534.1 sq mi
Richland TownshipTownship6435.9 sq mi
Riverside TownshipTownship6136.0 sq mi
Palmyra TownshipTownship6034.2 sq mi
StratfordTown590.25 sq mi
Savo TownshipTownship5135.6 sq mi
South Detroit TownshipTownship5036.2 sq mi
Frederick TownshipTownship4834.8 sq mi
North Detroit TownshipTownship4735.6 sq mi
West Hanson TownshipTownship4735.9 sq mi
Liberty TownshipTownship4346.8 sq mi
Osceola TownshipTownship3835.7 sq mi
Greenfield TownshipTownship3632.6 sq mi
Portage TownshipTownship3535.7 sq mi
Carlisle TownshipTownship3236.0 sq mi
Franklyn TownshipTownship3035.8 sq mi
MansfieldCensus designated place292.41 sq mi
Hecla TownshipTownship2824.0 sq mi
Allison TownshipTownship2735.9 sq mi
Lansing TownshipTownship2734.3 sq mi
Bates TownshipTownship2535.7 sq mi
VerdonTown60.25 sq mi
FerneyCensus designated place11.00 sq mi
Hutterville ColonyCensus designated place00.22 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 Brown County

Jobs across Brown County

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Events in the next 31 days

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Latest postsRolled up from the towns

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Neighboring counties

Neighboring counties

Sources: Census county adjacency file 2024, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 46, retrieved November 14, 2026; Census Population Estimates, Vintage 2024: subcounty totals, state 38, retrieved November 14, 2026.