Pitkin County, Colorado

Pitkin County
Pitkin County Courthouse
Location within the U.S. state of Colorado
Colorado's location within the U.S.
Coordinates: 39°13′N 106°55′W / 39.22°N 106.92°W / 39.22; -106.92
Country United States
State Colorado
FoundedFebruary 23, 1881
Named afterFrederick Walker Pitkin
SeatAspen
Largest cityAspen
Area
  Total
973 sq mi (2,520 km2)
  Land971 sq mi (2,510 km2)
  Water2.5 sq mi (6 km2)  0.3%
Population
 (2020)
  Total
17,358
  Estimate 
(2024)
16,643
  Density18/sq mi (6.9/km2)
Time zoneUTC−7 (Mountain)
  Summer (DST)UTC−6 (MDT)
Congressional district3rd
Websitewww.pitkincounty.com

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.