Gregory County is in Great Lakes South Dakota. Of the 66 counties in the Mount Rushmore State, Gregory County is 30th in terms of its size (674,254 acres). South Dakota's Gregory County includes about 1,000 acres of ranches for sale based on recent Land Network data. The combined market value of farms and ranches for sale here was nearly $2 million. The average price of ranches for sale in Gregory County was $758,000. The economy here is largely agricultural. Common game species to be found on ranches for sale in Gregory County include whitetail deer, mule deer, turkey, pheasant and deer. For anglers the rivers and lakes on Gregory County ranches for sale are stocked with fish including bass, walleye, trout, pike, catfish and bluegill. 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.