Buffalo County, county in South Dakota, United States. As of 2020 county had an estimated population of 1,956 inhabitants. The county was created 151 years ago in 1873. Its county seat is Gann Valley.
There are 1 city/town in Buffalo County, SD. The largest city of Buffalo County is Fort Thompson with a population of 1,282.
List of cities, towns, neighborhoods & other populated places in Buffalo County.
City Name | Title | Population |
---|---|---|
Fort Thompson | Census-designated place in Buffalo County, South Dakota, United States | 1,282 |