The value of all farms and rural land for sale in Mille Lacs County, Minnesota, recently was $35 million, representing a combined 1,385 acres of land for sale in Mille Lacs County. Mille Lacs County ranks 28th in the North Star State for the total acreage of land currently advertised for sale. Among cities in Mille Lacs County with farms and rural real estate for sale, Onamia had the most land for sale. Mille Lacs County is the 47th biggest county (681 square miles) in Minnesota. It's located in the North Central West Minnesota region of Minnesota.