Mellette County is in Black Hills & Badlands South Dakota. Of the 66 counties in the Coyote State, Mellette County is 21st in terms of its size (1,310 square miles). The total value of 1,000 acres of recreational land and property recently listed for sale in South Dakota's Mellette County was around $400,000. The average price of recreational property for sale in Mellette County was $180,275. The economy here is largely agricultural. 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.