Lyman County is in Great Lakes South Dakota. Of the 66 counties in the Mount Rushmore State, 1,706-square-mile Lyman County ranks 14th by size. There is nearly 3,000 acres of recreational land for sale in South Dakota's Lyman County based on recent Land Network data. The combined market value of farms, ranches, hunting land and other land for sale here is approximately $10 million. The average price of recreational land for sale in Lyman County was $3 million. 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.