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Where am ILOCATED

Brookings County, South Dakota

Brookings County, South Dakota, has 37,635 residents (July 2025 estimate). Its county seat is Brookings. It uses Central Time and covers 792 sq mi (2,052 km²) of land.

Sioux FallsRapid CityAberdeen
Brookings County in South Dakota
BrookingsVolgaAuroraElktonArlington
Brookings County and its neighbors (simplified outlines). Open in OpenStreetMap ↗
Resident population, July 2025
37,635
Land area
792 sq mi (2,052 km²)
County seat or government
Brookings
Time zone
Central TimeUTC-06:00 in January; UTC-05:00 in July
Median household income
$70,064 ± $6,292
Median home value
$264,600 ± $11,840
Median rent, with utilities
$901 ± $83
Homes lived in by their owners
57.2% ± 2.5 points
County type
County
Metro or micro area
Brookings, SD micro areaCentral county
Water area
12.7 sq mi (32.9 km²)
State
South Dakota
County code (FIPS)
46011
Coordinates (central point)
44.376675, -96.797797
Open this point in the location finder

These coordinates mark a central point for the area, not a street address. Income, home value, rent and homes lived in by their owners: U.S. Census Bureau, American Community Survey 2020–2024 5-year estimates, ± margin at 90% confidence; checked on October 13, 2026.

Time zones in Brookings County

Time zoneLocal time and UTC offsetNext clock change
Central TimeAmerica/ChicagoUTC-06:00 in January; UTC-05:00 in July. Enable JavaScript for the live clock.Enable JavaScript for upcoming changes.

Near a time-zone line, check where you are with the time-zone finder. Your phone’s setting can differ.

ZIP Code areas, largest first

  1. 5700624,192 people
  2. 570713,149 people
  3. 570072,377 people
  4. 572121,819 people
  5. 570021,674 people
  6. 570261,531 people
  7. 572341,339 people
  8. 561361,203 people
  9. 57276942 people
  10. 57220665 people
  11. 57213505 people
  12. 57268435 people
All 13
  1. 57061215 people

13 ZIP Code areas overlap Brookings County. People counts are 2020–2024 estimates for each whole ZIP area. Mailing ZIPs can differ; check an address with USPS ZIP Code Lookup.

Official county information

Brookings County government website ↗ is the next stop for county offices, tax, voting, jury and records information. A geographic lookup cannot determine eligibility, tax liability or a court obligation.

Townships in Brookings County, largest first

  1. Medary Township1,452 people
  2. Brookings Township617 people
  3. Sterling Township345 people
  4. Trenton Township249 people
  5. Oakwood Township246 people
  6. Oslo Township246 people
  7. Bangor Township224 people
  8. Sherman Township195 people
  9. Lake Hendricks Township192 people
  10. Winsor Township190 people
  11. Richland Township177 people
  12. Lake Sinai Township156 people
All 23
  1. Alton Township150 people
  2. Laketon Township149 people
  3. Aurora Township134 people
  4. Parnell Township131 people
  5. Afton Township129 people
  6. Volga Township124 people
  7. Oak Lake Township109 people
  8. Argo Township84 people
  9. Eureka Township82 people
  10. Elkton Township80 people
  11. Preston Township60 people

People counts are American Community Survey 2020–2024 5-year estimates. All townships in South Dakota, by county

School districts in Brookings County, largest first

  1. Brookings School District 05-128,178 people
  2. Sioux Valley School District 05-53,851 people
  3. Deubrook School District 05-61,966 people
  4. Arlington School District 38-11,911 people
  5. Elkton School District 05-31,591 people
  6. Estelline School District 28-21,523 people

Districts with land in the county; a district can cross county lines. People counts are American Community Survey 2020–2024 5-year estimates. A district boundary doesn’t decide which school a student attends.

Cities, towns and communities, largest first

These areas overlap the mapped boundary; an overlap does not mean that every address belongs to both.

  1. Brookings, South Dakota (city)23,948 people
  2. Volga, South Dakota (city)2,408 people
  3. Aurora, South Dakota (town)1,444 people
  4. Elkton, South Dakota (city)977 people
  5. Arlington, South Dakota (city)920 people
  6. White, South Dakota (city)484 people
  7. Lake Poinsett, South Dakota (CDP)348 people
  8. Bruce, South Dakota (city)290 people
  9. Sinai, South Dakota (town)215 people
  10. Bushnell, South Dakota (town)66 people
  11. Newdale Colony, South Dakota (CDP)0 people
  12. Norfeld Colony, South Dakota (CDP)0 people
All 13
  1. Rolland Colony, South Dakota (CDP)0 people

Bordering areas, nearest first

Distances are straight lines between map points.

  1. Moody County, South Dakota26 mi south
  2. Lincoln County, Minnesota26 mi east
  3. Deuel County, South Dakota27 mi north
  4. Hamlin County, South Dakota28 mi northwest
  5. Lake County, South Dakota29 mi southwest
  6. Kingsbury County, South Dakota35 mi west
  7. Pipestone County, Minnesota37 mi southeast

Before using this answer on a form

Use a precise point for address-level questions. A device accuracy circle can cross a boundary; confirm tax, voting or jury details with the responsible office.

Find the county where you are now, check its ZIP area, or check the time zone where you are.

See this county on Census.gov ↗

Areas that only touch the edge

These areas meet the boundary only along a sliver. Most addresses here are not in them; for an address near the line, check with the county.