Sully County is in Great Lakes South Dakota. Of the 66 counties in the Coyote State, 1,070-square-mile Sully County ranks 29th by size. There is around 2,000 acres of undeveloped land for sale in Sully County, South Dakota, based on recent Land Network data, making it the most common type of land for sale in Sully County. The combined market value of ranches, farms, hunting land and other rural land and acreage for sale here is nearly $8 million. The average price of undeveloped land for sale in Sully County was $804,070. The county has a rural, farm-based economy. Some suggested uses for undeveloped land currently for sale in Sully County include for hunting/fishing, commercial, and residential single use. Some common wildlife species to be found on undeveloped land for sale in Sully County include whitetail deer, mule deer, deer, turkey and elk. Current commercial applications for commercial property for sale in Sully County include for hunting/fishing, commercial and residential single use. Browse all South Dakota undeveloped land for sale on the Land Network to find your next commercial property or land investment.