Northumberland County is in Alleghenies & Valleys Pennsylvania. Of the 67 counties in the Keystone State, 305,617-acre Northumberland County ranks 48th by size. There is approximately 1,000 acres of commercial land and property for sale in Pennsylvania's Northumberland County based on recent Land Network data. The combined market value of land for sale here is about $4 million. The average price of commercial acreage for sale in Northumberland County was $579,166. Some suggested uses for commercial property currently for sale in Northumberland County include for hunting/fishing, commercial, and homestead use. Some common wildlife species to be found on undeveloped land for sale in Northumberland County include bear, whitetail deer, deer, turkey and pheasant. Current commercial applications for commercial property for sale in Northumberland County include for hunting/fishing, commercial and homestead use. Browse all Pennsylvania commercial acreage for sale on the Land Network to find your next commercial property or land investment.