Sullivan County is in Southern New York. Of the 62 counties in the state, 996-square-mile Sullivan County ranks 23rd by size. New York's Sullivan County includes approximately 7,000 acres of undeveloped land for sale based on recent Land Network data. The combined market value of farms, hunting land and other rural land and acreage for sale here was almost $83 million. The average price of undeveloped land for sale in Sullivan County was $380,690. Some suggested uses for undeveloped land currently for sale in Sullivan County include for hunting/fishing, commercial, and orchard use. Some common wildlife species to be found on undeveloped land for sale in Sullivan County include whitetail deer, turkey, bear, grouse and ducks. Current commercial applications for commercial property for sale in Sullivan County include for hunting/fishing, commercial and orchard use. Browse all New York undeveloped acreage for sale on the Land Network to find your next commercial property or land investment.