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ZIP Code Database - Facts & Stats

Data Last Updated: December 1, 2021

ZIP Codes for City of Westminster, CO

Westminster, CO Covers 13 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 80003StandardJefferson35,384303 / 720
ZIP Code 80005StandardJefferson25,553303 / 720
ZIP Code 80020StandardBroomfield46,871303
ZIP Code 80021StandardJefferson30,051303 / 720
ZIP Code 80023StandardBroomfield15,415303
ZIP Code 80030StandardAdams15,329303 / 720
ZIP Code 80031StandardAdams33,932303 / 720
ZIP Code 80035P.O. BoxAdams0303 / 720
ZIP Code 80036P.O. BoxAdams0303 / 720
ZIP Code 80221StandardAdams37,779303 / 720
ZIP Code 80234StandardAdams25,937303 / 720
ZIP Code 80241StandardAdams31,746303 / 720
ZIP Code 80260StandardAdams31,412303 / 720

Timezone(s):Mountain (GMT -07:00)
Counties:ADAMS, CO
Population:106,114 (More Details)
Male Population:52,585
Female Population:53,529
Median Age:35
ZIP Codes:13
Area Codes:2
Total Area:774 square miles (county)
Land Area:764 square miles (county)
Water Area:10 square miles (county)

Westminster, CO Demographic Information *

Total population106,114
Male population52,585
Female population53,529
Median age (years)35.1
White Population87,045
Black Population1,505
Indian Population1,003
Asian Population5,746
Hawaiian Population114
Hispanic Population22,006
Median age (Male)34.2
Median age (Female)36.2
Total households42,041
Family households (families)27,495
Average household size2.51
Average family size3.07
Total housing units43,968
* Demographic data is based on 2010 Census.

Westminster, CO Other Information

59 Cities within 30 miles of Westminster, CO Products


  1. U.S. Postal Service [Last Updated: 12/1/2021],
  2. Internal Data Creation [Last Updated: 12/1/2021],
  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],