Sullivan County is in Northeast Mountains Pennsylvania. Of the 67 counties in the state, 452-square-mile Sullivan County ranks 50th by size. Recent listings of undeveloped land for sale in Sullivan County, Pennsylvania, totals roughly 1,000 acres and a combined market value of nearly $500,000. The most common type of land for sale by combined acreage in Sullivan County is homesite. The average price of undeveloped land for sale in Sullivan County was $47,244. Some suggested uses for undeveloped land currently for sale in Sullivan County include for commercial, hunting/fishing, and homestead use. Some common wildlife species to be found on undeveloped land for sale in Sullivan County include bear, deer, turkey, whitetail deer and pheasant. Current commercial applications for commercial property for sale in Sullivan County include for commercial, hunting/fishing and homestead use. Browse all Pennsylvania undeveloped land for sale on the Land Network to find your next commercial property or land investment.