Kingsbury County, South Dakota

Kingsbury County, South Dakota
Kingsbury County Courthouse in De Smet
Location within the U.S. state of South Dakota
Coordinates: 44°22′N 97°29′W / 44.37°N 97.49°W / 44.37; -97.49
Country United States
State South Dakota
Founded1873 (created)
1880 (organized)
Named afterGeorge W. Kingsbury
& T.A. Kingsbury
SeatDe Smet
Largest cityDe Smet
Area
 • Total
864 sq mi (2,240 km2)
 • Land832 sq mi (2,150 km2)
 • Water32 sq mi (83 km2)  3.6%
Population
 (2020)
 • Total
5,187
 • Estimate 
(2024)
5,261
 • Density6.23/sq mi (2.41/km2)
Time zoneUTC−6 (Central)
 • Summer (DST)UTC−5 (CDT)
Congressional districtAt-large
Websitekingsbury.sdcounties.org

Kingsbury County is a county in the U.S. state of South Dakota. As of the 2020 census, the population was 5,187. Its county seat is De Smet. The county was created in 1873, and was organized in 1880. It was named for brothers George W. and T. A. Kingsbury, descendants of the colonial English Kingsbury family in Boston, Massachusetts. They were prominently involved in the affairs of Dakota Territory and served as elected members of several Territorial Legislatures.