A total of almost 4,000 acres were listed for sale in Minnesota's Cass County recently, representing a combined $84 million in Cass County land for sale. Cass County ranks 11th in the Land of 10,000 Lakes for the total acreage of land currently advertised for sale. Walker featured the most land for sale. Based on its natural assets, Cass County's economy is dependent on tourism and recreation. 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 the state.