Day County is in Glacial Lakes & Prairies South Dakota. Of the 66 counties in the Mount Rushmore State, 1,091-square-mile Day County ranks 28th by size. A recent survey of Land Network data totals approximately 1,000 acres of undeveloped land for sale in South Dakota's Day County, which is valued at a combined $1 million. The average price of undeveloped land for sale in Day County was $280,975. The economy here is largely agricultural. Some suggested uses for undeveloped land currently for sale in Day County include for hunting/fishing, commercial, and agriculture use. Some common wildlife species to be found on undeveloped land for sale in Day County include whitetail deer, mule deer, turkey, pheasant and deer. Current commercial applications for commercial property for sale in Day County include for hunting/fishing, commercial and agriculture use. Browse all South Dakota undeveloped land for sale on the Land Network to find your next commercial property or land investment.