Of 67 counties in the Keystone State, Jefferson County ranks 35th by size (656 square miles). Jefferson County is in Great Lakes & Wilds Pennsylvania. There is roughly 1,000 acres of ranches for sale in Pennsylvania's Jefferson County based on recent Land Network data. The combined market value of farmsand rural real estate for sale here is $500,000. Browse all Jefferson County ranches for sale on the Land Network to find the ranch that's right for your business or commercial needs, from the sprawling legacy ranch to unbelievable residential ranch for your second home, investment property or retirement nest egg. The most common type of land for sale by combined acreage in Jefferson County is undeveloped land.