Castle Rock, Colorado

Castle Rock, Colorado
Looking down Wilcox Street in Castle Rock
Looking down Wilcox Street in Castle Rock
Location of the Town of Castle Rock in Douglas County, Colorado
Location of the Town of Castle Rock in Douglas County, Colorado
Coordinates: 39°19′52″N 104°51′04″W / 39.33111°N 104.85111°W / 39.33111; -104.85111
CountryUnited States
StateColorado
CountyDouglas
Founded1874
IncorporatedApril 14, 1881
Government
 • TypeHome rule municipality
Area
 • Town34.742 sq mi (89.981 km2)
 • Land34.742 sq mi (89.981 km2)
 • Water0.000 sq mi (0.000 km2)
Elevation6,283 ft (1,915 m)
Population
 • Town73,158
 • RankUS: 445th
CO: 14th
 • Density2,308.19/sq mi (891.19/km2)
 • Urban
2,686,147 (US: 18th)
 • Metro
2,985,871 (US: 19th)
 • Combined
3,663,515 (US: 18th)
 • Front Range
5,055,344
Time zoneUTC–7 (Mountain (MST))
 • Summer (DST)UTC–6 (MDT)
ZIP Codes[4]
80104, 80108, 80109
Area code(s)303, 720, and 983
FIPS code08-12415
GNIS feature ID2413179[2]
Major Routes
Sales tax7.9%[5]
Websitecrgov.com

Castle Rock is a home rule town that is the county seat and the most populous municipality of Douglas County, Colorado, United States.[7] The town’s population was 73,158 at the 2020 census,[3] a 51.68% increase since the 2010 census. Castle Rock is the most populous Colorado town (rather than city) and the 14th most populous Colorado municipality. Castle Rock is a part of the Denver-Aurora-Lakewood, CO Metropolitan Statistical Area and the Front Range urban corridor.

The town is named for the prominent, castle-shaped butte near the center of town.[8]

  1. ^ "2023 U.S. Gazetteer Files". United States Census Bureau. Retrieved July 24, 2022.
  2. ^ a b U.S. Geological Survey Geographic Names Information System: Castle Rock, Colorado
  3. ^ a b "Explore Census Data". United States Census Bureau. Retrieved February 9, 2024.
  4. ^ "ZIP Code Lookup" (JavaScript/HTML). United States Postal Service. Retrieved February 9, 2024.
  5. ^ "Castle Rock (CO) sales tax rate". Retrieved February 9, 2024.
  6. ^ Cite error: The named reference USCensusEst2022 was invoked but never defined (see the help page).
  7. ^ "Find a County". National Association of Counties. Archived from the original on May 31, 2011. Retrieved June 7, 2011.
  8. ^ Dawson, John Frank (1954). Place names in Colorado: why 700 communities were so named, 150 of Spanish or Indian origin. Denver, CO: The J. Frank Dawson Publishing Co. p. 13.