Walworth County, South Dakota

Walworth_County_Court_House_(1911),_Selby,_South_Dakota_(29360818481)

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Walworth County is a county located in the U.S. state of South Dakota. As of the 2020 census, the population was 5,315. The county seat is Selby. The county was created in 1873 and organized in 1883. It is named for Reuben H. Walworth, a New York jurist.

Geography

According to the United States Census Bureau, the county has a total area of 744 square miles (1,930 km²), of which 709 square miles (1,840 km²) is land and 35 square miles (91 km²) (4.7%) is water. The Missouri River forms the western boundary of the county.

Major Highways

• U.S. Route 12
• South Dakota Highway 20
• South Dakota Highway 47
• South Dakota Highway 1804

Adjacent Counties

• Campbell County (north)
• McPherson County (northeast)
• Edmunds County (east)
• Potter County (south)
• Dewey County (southwest)
• Corson County (west)

Demographics

As of the 2020 census, there were 5,315 people, 2,365 households, and 1,485 families residing in the county. The population density was 7.5 inhabitants per square mile (2.9/km²). There were 3,123 housing units at an average density of 4.4 per square mile (1.7/km²).

Communities

Cities

• Mobridge
• Selby

Towns

• Java
• Akaska

Unincorporated Communities

• Glenham
• Lowry

Government and Politics

Walworth County is governed by a board of commissioners. The county is part of South Dakota's At-Large Congressional District.

Education

The county is served by several school districts, including the Mobridge-Pollock School District and the Selby Area School District.

Economy

The economy of Walworth County is primarily based on agriculture, with significant contributions from tourism and services.

See Also

• List of counties in South Dakota
• National Register of Historic Places listings in Walworth County, South Dakota