Turner County is in Southeast South Dakota. Of the 66 counties in the state, Turner County is 50th in terms of its size (617 square miles). Turner County, South Dakota, includes 1,000 acres of residential land for sale based on recent Land Network data. The combined market value of farms, ranches, hunting land and other land for sale here was $4 million. The average price of residential land for sale in Turner County was $332,915. The economy here is largely agricultural. Browse all residential land and rural property for sale in South Dakota to find residential land and properties that suit your lifestyle needs, from existing residential homes and estates to land ready for future residential-property development.