The value of land and rural real estate for sale in Pennsylvania's Sullivan County recently on Land.com was approximately $4 million. This represents 1,000 acres of land and rural real estate for sale in Sullivan County. Sullivan County ranks 63rd in the Independence State for the total number of acres of land currently advertised for sale. Among cities in Sullivan County with farms, hunting land and other rural land and acreage for sale, Shunk had the most land for sale. Based on its natural assets, Sullivan County's economy is dependent on tourism and recreation. Sullivan County is the 50th biggest county (452 square miles) in Pennsylvania. It's located in the Northeast Mountains Pennsylvania region of the state.