Mifflin County is in Alleghenies & Valleys Pennsylvania. Of the 67 counties in the Independence State, 265,418-acre Mifflin County ranks 54th by size. There is about 1,000 acres of residential land and property for sale in Pennsylvania's Mifflin County based on recent Land Network data, making it the most common type of land for sale in Mifflin County. The combined market value of farmsand rural real estate for sale here is nearly $5 million. The average price of residential land for sale in Mifflin County was $297,600. 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.