Fort Benton
- County:
- Chouteau County
- County Seat:
- Yes
- Area (mi²):
- 2.293
- State:
- Montana
Fort Benton is a city located in Chouteau County, Montana. Fort Benton has a 2026 population of 1,422. It is also the county seat of Chouteau County. Fort Benton is currently declining at a rate of -0.21% annually and its population has decreased by -2.34% since the most recent census, which recorded a population of 1,456 in 2020.