A total of nearly 1,000 acres were listed for sale in Pennsylvania's Mifflin County recently, representing a combined around $8 million in Mifflin County farms, rural land, hunting land and other land for sale. Mifflin County ranks 63rd out of 67 counties in the state for the total number of acres of land currently advertised for sale. Lewistown featured the most land for sale. Manufacturing and related services are the largest economic sectors in Mifflin County. Mifflin County is the 54th biggest county (414 square miles) in Pennsylvania. It's located in the Alleghenies & Valleys Pennsylvania region of the state.