Gregory County, county in South Dakota, United States of America. As of 2020 county had an estimated population of 4,219 inhabitants. The county was created 160 years ago in 1862. Its county seat is "Burke".
There are 1 city/town in Gregory County, SD. The largest city of Gregory County is Fairfax with a population of 62.
Cities, Towns, Neighborhoods & Other Populated Places in Gregory County.
|Fairfax||Town in Gregory County, South Dakota, United States||Gregory||62|