Pitkin County Flag

Pitkin County

State:
Colorado
County Seat:
Aspen

Pitkin County's 2026 population is estimated at 16,549, reflecting a -0.28% growth rate over the past year (World Population Review estimate based on U.S. Census Bureau data). Pitkin County is the 31st largest county in Colorado. The 2010 population was 17,156 and has grown -3.54% since 2010.

16,549
Total Population
17
Population Density (mi²)
31
Population Rank (State)
-47 -0.28%
Annual Population Growth

Pitkin County Population

Demographics

Economics and Income Statistics