Largest American population, Montana cities

Montana cities ranked by the number of residents who are American ancestry, from the 2024 American Community Survey detailed-origin tables. Each list covers the full eligible universe; download the complete data as CSV. This list covers the 27 cities in Montana that qualify, ranked against each other statewide. The median across all 27 is 490. Biggest climber in the top 100 since 2020: Sidney, MT, up 16 places to #11.