
Belknap
- County:
- Sanders County
- County Seat:
- No
- Area (mi²):
- 4.76
- State:
- Montana
Belknap is a CDP located in Sanders County, Montana. Belknap has a 2025 population of 249. Belknap is currently growing at a rate of 9.69% annually and its population has decreased by since the most recent census, which recorded a population of 249 in 2020.
The average household income in Belknap is $0 with a poverty rate of 0%. The median age in Belknap is 0 years: 0 years for males, and 0 years for females.