Park -- U.S. County in Montana Population (2000): 15694 Housing Units (2000): 8247 Land area (2000): 2802.410871 sq. miles (7258.210526 sq. km) Water area (2000): 11.176254 sq. miles (28.946363 sq. km) Total area (2000): 2813.587125 sq. miles (7287.156889 sq. km) Located within: Montana (MT), FIPS 30 Location: 45.653282 N, 110.546931 W Headwords: Park Park, MT Park County Park County, MT