The total value of land and rural real estate for sale in Michigan's Alcona County recently on Land.com was around $15 million. This represents 3,000 acres of farms, hunting land and other rural land and acreage for sale in Alcona County. Alcona County ranks 78th out of 83 counties in the Wolverine State for the combined amount of land currently advertised for sale. Harrisville had the most land for sale. Based on its natural assets, tourism and recreation are important contributors to the Alcona County economy. Alcona County is Michigan's 15th biggest county (1,790 square miles). It's located in the Northeast Michigan region of Michigan.