
Darby
- County:
- Ravalli County
- County Seat:
- No
- Area (mi²):
- 0.634
- State:
- Montana
Darby is a town located in Ravalli County, Montana. Darby has a 2025 population of 906. Darby is currently growing at a rate of 2.6% annually and its population has increased by 14.68% since the most recent census, which recorded a population of 790 in 2020.
The average household income in Darby is $79,968 with a poverty rate of 14.61%. The median age in Darby is 53.5 years: 53.2 years for males, and 57.6 years for females.