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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Castle Rock, CO

Castle Rock, CO Covers 3 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 80104StandardDouglas27,588720 / 303
ZIP Code 80108StandardDouglas22,612720 / 303
ZIP Code 80109StandardDouglas17,219720 / 303

Timezone(s):Mountain (GMT -07:00)
Counties:DOUGLAS, CO
Population:48,231 (More Details)
Male Population:23,927
Female Population:24,304
Median Age:34
ZIP Codes:3
Area Codes:2
Total Area:843 square miles (county)
Land Area:840 square miles (county)
Water Area:3 square miles (county)

Castle Rock, CO Demographic Information *

Total population48,231
Male population23,927
Female population24,304
Median age (years)33.8
White Population43,768
Black Population543
Indian Population286
Asian Population811
Hawaiian Population49
Hispanic Population4,819
Median age (Male)33.2
Median age (Female)34.3
Total households16,688
Family households (families)12,974
Average household size2.86
Average family size3.27
Total housing units17,626
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],