Warren County is in Great Lakes & Wilds Pennsylvania. Of the 67 counties in the state, Warren County is 16th in terms of its size (575,080 acres). Pennsylvania's Warren County includes approximately 1,000 acres of residential land and property for sale based on recent Land Network data. The combined market value of farmsand rural real estate for sale here was approximately $8 million. The average price of residential acreage for sale in Warren County was $260,375. Browse all residential land and rural property for sale in Pennsylvania to find residential land and properties that suit your lifestyle needs, from existing residential homes and estates to land ready for future residential-property development.