Lewistown is a city in and the county seat of Fergus County, Montana, United States. The population was 5,952 at the 2020 census. Lewistown is located in the geographic center of the state, southeast of Great Falls and northwest of Billings. First planned in 1882, it was the site of an 1880s gold rush, and served as an important railway destination, supplying surrounding communities with bricks via rail.
The area was the territory of the Blackfoot Native Americans. In 1874, Fort Lewis was established there by Company "F" of the 7th U.S. Infantry to provide military protection for people traveling on the Carroll Trail, then the shortest route between Carroll, Montana and Helena. Lewistown is named after this fort.
The first permanent settlers of Lewistown were Métis. The Metis established Lewistown in 1879. Pierre Berger is credited with being the founder of Lewistown. Berger, along with his wife Judith Wilkie Berger, son Isadore Berger, Isaie Berger, Jean Baptiste Be