
Custer County
- State:
- Colorado
- County Seat:
- Westcliffe
Custer County's estimated 2025 population is 5,928 with a growth rate of 3.44% in the past year according to the most recent United States census data. Custer County is the 49th largest county in Colorado. The 2010 population was 4,278 and has seen a growth of 38.57% since that time.