Gallatin County is in Yellowstone Country Montana. Of the 56 counties in the Treasure State, Gallatin County is 24th in terms of its size (2 million acres). Recent listings of recreational land and property for sale in Gallatin County, Montana, totals approximately 7,000 acres and a combined market value of approximately $81 million. The most common type of land for sale by combined acreage in Gallatin County is house. The average price of recreational land for sale in Gallatin County was $7 million. Browse all recreational property for sale in Montana to find the recreational tract that suits your lifestyle needs, from hunting and fishing properties for the outdoor enthusiast to undeveloped acreage ready for future residential-property development.