Castle Pines Flag

Castle Pines

County:
Douglas County
County Seat:
No
Area (mi²):
9.593
State:
Colorado

Castle Pines is a city located in Douglas County, Colorado. Castle Pines has a 2026 population of 15,162. Castle Pines is currently growing at a rate of 2.51% annually and its population has increased by 35.22% since the most recent census, which recorded a population of 11,213 in 2020.

15.2K
Total Population
1,580
Density (mi²)
371 2.51%
Growth

Nearby Cities

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)