Map of Brookings County, South Dakota

Brookings County is a county in the U.S. state of South Dakota. As of the 2020 United States Census, the population was 34,375, making it the fifth-most populous county in South Dakota. Its county seat is Brookings. The county was created in 1862 and organized in 1871.

Brookings County comprises the Brookings, SD Micropolitan Statistical Area.

Brookings County overview:
Name:	Brookings County
FIPS code:	46-011
State:	South Dakota
Founded:	1862
Named for:	Wilmot Wood Brookings
Seat:	Brookings
Largest city:	Brookings
Total Area:	805 sq mi (2,080 km²)
Land Area:	792 sq mi (2,050 km²)
Total Population:	34,375
Population Density:	43/sq mi (16/km²)
Time zone:	UTC−6 (Central)
Summer Time Zone (DST):	UTC−5 (CDT)
Website:	www.brookingscountysd.gov

Brookings County location map. Where is Brookings County?

Brookings County location on the U.S. Map. Where is Brookings County. — Location of Brookings County in the the United States.

Brookings County location on the South Dakota map. Where is Brookings County. — Location of Brookings County in South Dakota.

History

The county was founded July 3, 1871, and was named for Wilmot Wood Brookings (1830-1905), a politician and pioneer of southeastern South Dakota. Medary was the first county seat, from 1871 to 1879, when it was moved to the city of Brookings.

Brookings County Road Map

Brookings CountyStreet Map. — Street map of Brookings County, South Dakota. Source: OpenStreetMap (OSM)

Brookings CountyMap — Brookings Countypolitical map.

Geography

Brookings County is on the east side of South Dakota. Its east boundary line abuts the west boundary line of the state of Minnesota. The Big Sioux River flows south-southeastward through the east central part of the county; its point of entry into Moody County marks Brookings County’s lowest elevation: 1,568′ (478m) ASL.

The county terrain consists of sloped flatlands, marked by numerous lakes and ponds especially in the western part. The area is largely devoted to agricultural use. The county has a total area of 805 square miles (2,080 km), of which 782 square miles (2,030 km) is land and 13 square miles (34 km) (1.6%) is water.

Major highways

Interstate 29
U.S. Highway 14

U.S. Highway 14 Bypass
U.S. Highway 81
South Dakota Highway 13
South Dakota Highway 30
South Dakota Highway 324

Airports

Brookings Regional Airport
Arlington Municipal Airport

Adjacent counties

Deuel County – north
Lincoln County, Minnesota – east
Pipestone County, Minnesota – southeast
Moody County – south
Lake County – southwest
Kingsbury County – west
Hamlin County – northwest

Lakes

Brush Lake
Johnson Lake
Lake Campbell
Lake Goldsmith
Lake Hendricks (partial)
Lake Poinsett
Lake Sinai
Lake Tetonkaha
Oak Lake
Oakwood Lake

Protected areas

Aurora Prairie Nature Preserve
Black Slough State Game Production Area
Brookings County State Game Production Area
Brookings Prairie Park
Dakota Nature Park
Deer Creek State Game Production Area
Kvernmoe Slough State Game Production Area
Lake Hendricks State Lakeside Use Area
Lake Poinsett State Recreation Area
Mehegan State Game Production Area
Moe Slough State game Production Area
Nelson State Game Production Area
Oak Lake State Game Production Area
Oakwood Lake State Game Production Area
Oakwood Lakes State Park