Gallatin County is in Yellowstone Country Montana. Of the 56 counties in the state, Gallatin County is 24th in terms of its size (2 million acres). Montana's Gallatin County includes around 4,000 acres of recreational land for sale based on recent Land Network data. The combined market value of land and rural real estate for sale here was $80 million. The average price of recreational acreage for sale in Gallatin County was $8 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.