Founded in 1862, Gregory County is one of 66 counties in the state of South Dakota. Historically, Gregory County was formed from unorganized territory. The city of Burke is the county seat. With FIPS code of 53, Gregory County has a population of 3,977 and area of 1,016 square miles (2,631 km2).
List of all cities in Gregory County, SD alphabetically
|City/Town||Postal Code||Area Code|
|Saint Charles, SD||57571||605|