
Powell County
- State:
- Montana
- County Seat:
- Deer Lodge
Powell County's estimated 2025 population is 7,243 with a growth rate of 0.77% in the past year according to the most recent United States census data. Powell County is the 30th largest county in Montana. The 2010 population was 7,019 and has seen a growth of 3.19% since that time.