Pitkin County , Colorado

Pitkin County: County in Colorado, United States

Pitkin County locator map
Location of Pitkin County on Colorado map.


Pitkin County is a county located in the U.S. state of Colorado. As of the 2010 census, the population was 17,148 and a population density of 7 people per km². After 9 years in 2019 county had an estimated population of 17,767 inhabitants. Its county seat is Aspen. The county was created 140 years ago in 1880.


Pitkin County is located at 39°13'2"N 106°54'60"W (39.2171100, -106.9165800). It has 2 neighbors: Eagle County and Gunnison County.

Pitkin County Courthouse 2010 image
Pitkin County Courthouse 2010

The largest city of Pitkin County is Snowmass Village with a population of 2,732. . See all Pitkin County cities & populated places.

Pitkin County Courthouse 2010 image

Pitkin County map

Pitkin County Quick Facts

Population : 17,767 (2019)
Country : United States of America
State : Colorado (United States)
Different from : Pitkin
Area : 2521 km2
Water as percent of area : 0.3%
Land as percent of area : 99.7%
Named for : Frederick Walker Pitkin
Altitude : 9,003 feet / 2744 meters
Capital : Aspen
Establishment : January 01, 1881
Time Zone : America/Denver
Local time : 00:06:58 (19th June 2021)
Density : 7 Pop. per km² as of 2019
Population growth : 3.48% (2010-2019)

Pitkin County has 2 neighbours.


The population of Pitkin County increased by 3.48% in 9 years.

Year Population % Change Method
2010 17,148 - census
2011 17,169 0.12% estimation process
2012 17,292 0.71% estimation process
2013 17,460 0.96% estimation process
2014 17,712 1.42% estimation process
2015 17,940 1.27% estimation process
2016 17,975 0.19% estimation process
2017 17,973 -0.01% estimation process
2018 17,976 0.02% estimation process
2019 17,767 -1.18% estimation process

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Pitkin County Populated Places

Cities, Towns, Neighborhoods & Other Populated Places in Pitkin County.

City Name Population Title
Aspen 7,401 Town in Pitkin County, Colorado, USA
Snowmass Village 2,732 City in Pitkin County, Colorado, United States of America

Colorado Other Counties (more counties)

County Name Population Title
Colorado 5,758,736 State of the United States of America
Denver 727,211 Capital city of the state of Colorado, United States; consolidated city and county
Denver County 727,211 County in Colorado, United States, coterminous with the City of Denver
El Paso County 720,403 One of the 64 counties in the U.
Arapahoe County 656,590 County in Colorado, United States
Jefferson County 582,881 County in Colorado, United States
Adams County 517,421 County in Colorado, United States
Colorado Springs 478,221 County seat of El Paso County, Colorado, United States
Aurora 379,289 City in Kane County, Illinois, United States
Larimer County 356,899 County in Colorado, United States
Douglas County 351,154 County in Colorado, United States
Boulder County 326,196 County in Colorado, United States
Weld County 324,492 County in Colorado, United States
Fort Collins 170,243 Municipality and county seat of Larimer County, Colorado, United States
Pueblo County 168,424 County in Colorado, United States
Lakewood 157,935 City in Colorado

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