Selby is a city in Walworth County, South Dakota, United States. Landmarks include Walworth County Courthouse. Selby is the birthplace of George T. Mickelson, United States federal judge and Governor of South Dakota.
- CountyWalworth County
- Population610 (2020 U.S. Census)
- Historic places1 on the National Register



























Walworth County Courthouse
A view of Selby
A view of Selby
A view of Selby