There was a combined around $53 million of land for sale in Kalkaska County, Michigan, recently on Land.com. The total acreage of all Kalkaska County farms and rural land for sale was almost 3,000 acres. Kalkaska County ranks 38th in the state for the total number of acres of land currently advertised for sale. Of all locations in Kalkaska County with farms, rural land, hunting land and other land for sale, Kalkaska had the most land for sale. Mining and mineral extraction-related services are the main economic drivers in this part of Michigan. Kalkaska County is Michigan's 73rd largest county (570 square miles). It's located in the Northwest Michigan region of the state.