Of 67 counties in the Keystone State, Sullivan County is 50th in terms of its size (452 square miles). Sullivan County is in Northeast Mountains Pennsylvania. Pennsylvania's Sullivan County includes around 2,000 acres of hunting land for sale based on recent Land Network data. The combined market value of farmsand rural real estate for sale here was almost $6 million. Browse all Sullivan County hunting land for sale on the Land Network to find the hunting tract that suits your hunting and outdoor-recreation interests, whether you're an individual looking to invest in hunting land for future use or commercial operation looking for land on which to build your hunting business. The most common type of land for sale by combined acreage in Sullivan County is house.