Bannack, Montana

Bannack Historic District
Main street in Bannack
LocationBeaverhead County, Montana
Nearest cityDillon, Montana
Coordinates45°09′40″N 112°59′44″W / 45.16111°N 112.99556°W / 45.16111; -112.99556
Area1 square mile (2.6 km2)
Built1862
WebsiteOfficial website
NRHP reference No.66000426
Significant dates
Added to NRHPOctober 15, 1966
Designated NHLDJuly 4, 1961

Bannack is a ghost town in Beaverhead County, Montana, United States, located on Grasshopper Creek, approximately 11 miles (18 km) upstream from where Grasshopper Creek joins with the Beaverhead River south of Dillon. Founded in 1862, the town is a National Historic Landmark managed by the state of Montana as Bannack State Park.