The value of farmsand rural real estate for sale in Minnesota's Cass County recently on Land.com was around $83 million. This represents approximately 4,000 acres of land and rural real estate for sale in Cass County. Cass County ranks 11th out of 87 counties in the Land of 10,000 Lakes for the total acreage of land currently advertised for sale. Of all farms and rural land for sale in Cass County, Walker had the most land for sale. Based on its natural assets, tourism and recreation are important contributors to the Cass County economy. Cass County is one of the ten largest counties in Minnesota (2,413 square miles). It's located in the North Central West Minnesota region of Minnesota.