Pitkin County
Also known as Pitkin County, Colorado, Pitkin County, CO
county in Colorado, United States
Key facts
- Country
- United States
- State
- Colorado
- Founded
- February 23, 1881
- Named after
- Frederick Walker Pitkin
- Seat
- Aspen
- Largest city
- Aspen
- Total
- 973 sq mi (2,520 km )
- Land
- 971 sq mi (2,510 km )
- Water
- 2.5 sq mi (6.5 km ) 0.3%
- Estimate 2025
- 16,625
- Density
- 17.9/sq mi (6.90/km )
- Time zone
- UTC−7 ( Mountain )
- Summer dst
- UTC−6 ( MDT )
~7 min read
Article
Pitkin County is a county in the U.S. state of Colorado. As of the 2020 census, the population was 17,358. The county seat and largest city is Aspen. The county is named for Colorado Governor Frederick Walker Pitkin. Pitkin County is included in the Glenwood Springs Micropolitan Statistical Area, which is also included in the Edwards-Glenwood Springs Combined Statistical Area.
Geography