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 471 north and enters the city of Edgemont as 3rd Street before turning into 2nd Avenue. The designation continues west onto A Street, passing through Edgemont before briefly turning north on 6th Avenue to terminate at US 18. South Dakota Highway 471 South Dakota Highway 471 (SD 471) is a state highway in the southwestern part of the U.S. state of South Dakota. It travels from SD 71 southeast of Rumford to U.S. Route 18 (US 18) in Edgemont. SD 471 was designated in 1976. It was previously a portion of SD 52, which had been used on this route from