Populated places in the United States established in 1862

Bannack, Montana

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.

Trinidad, Colorado

Trinidad is the home rule municipality that is the county seat of and the most populous municipality in Las Animas County, Colorado, United States. The population was 8,329 as of the 2020 census. Trinidad lies 21 mi (34 km) north of Raton, New Mexico, and 195 mi (314 km) south of Denver. It is on the historic Santa Fe Trail.