
Fort Peck
- County:
- Valley County
- County Seat:
- No
- Area (mi²):
- 0.893
- State:
- Montana
Fort Peck is a town located in Valley County, Montana. Fort Peck has a 2025 population of 232. Fort Peck is currently declining at a rate of -0.43% annually and its population has decreased by -2.93% since the most recent census, which recorded a population of 239 in 2020.
The average household income in Fort Peck is $114,120 with a poverty rate of 0%. The median age in Fort Peck is 51.7 years: 55.5 years for males, and 50.6 years for females.