Stillwater County is in Yellowstone Country Montana. Of the 56 counties in the Treasure State, 1,805-square-mile Stillwater County ranks 38th by size. Montana's Stillwater County has around 5,000 acres of farms for sale based on recent Land Network data. The combined market value of land for sale here was roughly $47 million. The average price of farms for sale in Stillwater County was $8 million. Farms for sale in Stillwater County hold livestock including cattle, horses, sheep, goats and pig. Browse all Montana farms for sale on the Land Network to find the farm, cattle operation, hobby farm or other farm property that's right for your future business or lifestyle needs.