Pitkin County Flag

Pitkin County

State:
Colorado
County Seat:
Aspen

Pitkin County's estimated 2026 population is 16,484 with a growth rate of -0.85% in the past year according to the most recent United States census data. Pitkin County is the 32nd largest county in Colorado. The 2010 population was 17,156 and has seen a growth of -3.92% since that time.

16,484
Total Population
17
Population Density (mi²)
32
Population Rank (State)
-141 -0.85%
Annual Population Growth

Pitkin County Population

Demographics

Economics and Income Statistics