Clinton County is in Great Lakes & Wilds Pennsylvania. Of the 67 counties in the Keystone State, Clinton County ranks 17th in terms of size (896 square miles). The total value of around 1,000 acres of residential land recently listed for sale in Clinton County, Pennsylvania, was approximately $9 million. The average price of residential acreage for sale in Clinton County was $385,095. 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.