Gregory County is in Great Lakes South Dakota. Of the 66 counties in the Mount Rushmore State, Gregory County ranks 30th in terms of size (1,053 square miles). The total value of almost 2,000 acres of ranches recently listed for sale in South Dakota's Gregory County was approximately $9 million. The average price of ranches for sale in Gregory County was $1 million. The county has a rural, farm-based economy. Common game species to be found on ranches for sale in Gregory County include whitetail deer, mule deer, deer, turkey and grouse. For anglers the rivers and lakes on Gregory County ranches for sale are stocked with fish including pike, catfish, trout, bass, bluegill, walleye, salmon and sunfish. Browse all South Dakota ranches for sale on the Land Network to find the ranch that's right for your business or commercial needs, from the sprawling legacy ranch to unbelievable residential ranch for your second home, investment property or retirement nest egg.