Of 56 counties in the state, Flathead County ranks second in terms of size (5,255 square miles). Flathead County is in the Glacier Country Montana region. There is nearly 11,000 acres of residential land and property for sale in Montana's Flathead County based on recent Land Network data, making it the most common type of land for sale in Flathead County. The combined market value of farms, ranches, hunting land and other land for sale here is about $1 billion. The average price of residential acreage for sale in Flathead County was $2 million. Browse all residential land and rural property for sale in Montana to find residential land and properties that suit your lifestyle needs, from existing residential homes and estates to land ready for future residential-property development.