Brookings County is in Glacial Lakes & Prairies South Dakota. Of the 66 counties in the Coyote State, Brookings County is 41st in terms of its size (515,159 acres). South Dakota's Brookings County has about 1,000 acres of farms for sale based on recent Land Network data. The combined market value of ranches, farms, hunting land and other rural land and acreage for sale here was almost $600,000. The average price of farmland for sale in Brookings County was $257,108. Farms for sale in Brookings County hold livestock including cattle, horses, sheep and goats. Browse all South Dakota farms for sale on the Land Network to find the farm, cattle operation, hobby farm or other farm property that's right for your future commercial or individual needs.