Pitkin County is one of the 64 counties in the U.S. state of Colorado. As of the 2010 census, the population was 17,148. The county seat is Aspen. The county is named in honor of the late Colorado Governor Frederick Walker Pitkin. Pitkin County has the seventh-highest per capita income of any county in the United States.
According to the U.S. Census Bureau, the county has a total area of 973 square miles (2,520 km), of which 971 sq mi (2,510 km) is land and 2.5 sq mi (6.5 km) (0.3%) is water. The high point of the county is Castle Peak, a fourteener with a height of 14,265 feet (4,348 m). It is located 20 miles (32 km) south of Aspen on the Gunnison County border.
As of the census of 2000, there were 14,872 people, 6,807 households, and 3,185 families residing in the county. The population density was 15 people per square mile (6/km²). There were 10,096 housing units at an average density of 10 per square mile (4/km²). The racial makeup of the county was 94.33% White, 0.53% Black or African American, 0.27% Native American, 1.12% Asian, 0.04% Pacific Islander, 2.37% from other races, and 1.34% from two or more races. Of the population, 6.54% were Hispanic or Latino of any race.
There were 6,807 households out of which 21.10% had children under the age of 18 living with them, 38.70% were married couples living together, 5.30% had a female householder with no husband present, and 53.20% were non-families. Of all households, 35.80% were made up of individuals and 3.50% had someone living alone who was 65 years of age or older. The average household size was 2.14 and the average family size was 2.77.
In the county, the population was spread out with 16.70% under the age of 18, 7.70% from 18 to 24, 38.30% from 25 to 44, 30.50% from 45 to 64, and 6.80% who were 65 years of age or older. The median age was 38 years. For every 100 females, there were 115.10 males. For every 100 females age 18 and over, there were 117.40 males.
The median income for a household in the county was $59,375, and the median income for a family was $75,048. Males had a median income of $40,672 versus $33,896 for females. The per capita income for the county was $40,811. About 3.00% of families and 6.20% of the population were below the poverty line, including 4.40% of those under age 18 and 5.60% of those age 65 or over.
Pitkin County Colorado neighborhoods include: Aspen Core, Aspen Highlands, Buttermilk, Cemetery Lane, Hunter Creek Condo’s, Riverside, Williams Ranch