The combined value of farms, rural land, hunting land and other land for sale in Clinton County recently on Land.com was around $14 million. This represents nearly 1,000 acres of farms, rural land, hunting land and other land for sale in Clinton County. Clinton County ranks 56th out of 67 counties in the Keystone State for the total acreage of land currently advertised for sale. Among cities in Clinton County with land for sale, Mill Hall featured the most land for sale. Manufacturing and related services are the largest economic sectors in Clinton County. Clinton County is the 17th biggest county (896 square miles) in Pennsylvania. It's located in the Great Lakes & Wilds Pennsylvania region of Pennsylvania.