Brookings County | |
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![]() Brookings County Courthouse in Brookings | |
![]() Location within the U.S. state of South Dakota | |
![]() South Dakota's location within the U.S. | |
Coordinates: 44°22′N 96°47′W / 44.37°N 96.79°W | |
Country | ![]() |
State | ![]() |
Founded | 1862 (created) July 3, 1871 (organized) |
Named for | Wilmot Wood Brookings |
Seat | Brookings |
Largest city | Brookings |
Area | |
• Total | 805 sq mi (2,080 km2) |
• Land | 792 sq mi (2,050 km2) |
• Water | 13 sq mi (30 km2) 1.6% |
Population (2020) | |
• Total | 34,375 |
• Estimate (2023) | 35,980 ![]() |
• Density | 43/sq mi (16/km2) |
Time zone | UTC−6 (Central) |
• Summer (DST) | UTC−5 (CDT) |
Congressional district | At-large |
Website | www |
Brookings County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 34,375,[1] making it the fifth most populous county in South Dakota. Its county seat is Brookings.[2] The county was created in 1862 and organized in 1871.[3]
Brookings County comprises the Brookings, SD Micropolitan Statistical Area. It is also the location of South Dakota State University.