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 52 until 1950, when U.S. Highway 18 was rerouted onto this road. In the early 1950s, there were two new, separate segments of SD 52. One was in the extreme southwest corner of the state. It began at U.S. 18 in Edgemont, and ran southerly to meet what is now South Dakota Highway 71 near Rumford. This road was renumbered as South Dakota Highway 471 in 1976. The second 1950's segment of SD 52 was the current alignment. South Dakota Highway 52 South Dakota Highway 52 (SD 52) is a state route that runs just north of the Missouri River, across