The combined value of land for sale in Sullivan County, Pennsylvania, recently on Land.com was almost $7 million. This represents 2,000 acres of farms and rural real estate for sale in Sullivan County. Sullivan County ranks 61st out of 67 counties in the state for the total acreage of land currently advertised for sale. Of all farms, rural land, hunting land and other land for sale in Sullivan County, Dushore featured the most land for sale. Based on its natural assets, Sullivan County's economy is dependent on tourism and recreation. Sullivan County is Pennsylvania's 50th largest county (452 square miles). It's located in the Northeast Mountains Pennsylvania region of the state.