Sully County is in Great Lakes South Dakota. Of the 66 counties in the Coyote State, Sully County ranks 29th in terms of size (684,923 acres). There is 1,000 acres of recreational land for sale in Sully County, South Dakota, based on recent Land Network data. The combined market value of land for sale here is around $2 million. The average price of recreational acreage for sale in Sully County was $837,500. The county has a rural, farm-based economy. Browse all recreational property for sale in South Dakota to find the recreational tract that suits your lifestyle needs, from hunting and fishing properties for the outdoor enthusiast to undeveloped acreage ready for future residential-property development.