Jefferson County is in Great Lakes & Wilds Pennsylvania. Of the 67 counties in the Keystone State, 656-square-mile Jefferson County ranks 35th by size. Recent listings of undeveloped land for sale in Pennsylvania's Jefferson County totals 3,000 acres and a combined market value of nearly $127 million. By overall acreage, residential property is the most common type of land for sale in Jefferson County. The average price of undeveloped land for sale in Jefferson County was $13 million. Some suggested uses for undeveloped land currently for sale in Jefferson County include for hunting/fishing, commercial, and homestead use. Some common wildlife species to be found on undeveloped land for sale in Jefferson County include bear, whitetail deer, turkey, deer and blacktail deer. Current commercial applications for commercial property for sale in Jefferson County include for hunting/fishing, commercial and homestead use. Browse all Pennsylvania undeveloped land for sale on the Land Network to find your next commercial property or land investment.