Hughes County, South Dakota House Hughes is part of district 24, which is held by Republicans Tad Perry and Mark Venner. The county is divided into two townships: Raber and Valley. The county contains three areas of unorganized territory: West Hughes, North Hughes, and Crow Creek. Hughes County, South Dakota Hughes County is a county located in the U.S. state of South Dakota. As of the 2010 census, the population was 17,022, making it the least populous capital county in the nation, and the twelfth-most populous county in South Dakota. Its county seat is Pierre, the state capital. The county was created in 1873
South Dakota Highway 21 South Dakota Highway 21 South Dakota Highway 21 (SD 21) is a state highway in the eastern part of the U.S. state of South Dakota. It connects Lake Norden and Hayti, completely within the south-central part of Hamlin County. SD 21 originally extended from the Nebraska state line to the North Dakota state line, completely concurrent with U.S. Route 81 (US 81). By the mid-1930s, only the current part of the highway remained. SD 21 begins at an intersection with SD 28 just northwest of the main part of Lake Norden. It travels to the north. Almost immediately, it crosses