Land for sale in Wheatland County recently totaled almost $2 million and around 1,000 acres. Wheatland County ranks 45th out of 56 counties in Big Sky Country for the total acreage of land currently advertised for sale. Among cities in Wheatland County with farms, ranches, and rural real estate for sale, Shawmut had the most land for sale. Wheatland County is the 48th biggest county (1,427 square miles) in Montana. It's located in the North Central Montana region of Montana.