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ZIP Code Database - Facts & Stats

Data Last Updated: December 1, 2022

ZIP Codes for City of Westminster, CO

Westminster, CO Covers 13 ZIP Codes

ZIP CodeTypeCountyPopulation
ZIP Code 80003StandardJefferson35,384
ZIP Code 80005StandardJefferson25,553
ZIP Code 80020StandardBroomfield46,871
ZIP Code 80021StandardJefferson30,051
ZIP Code 80023StandardBroomfield15,415
ZIP Code 80030StandardAdams15,329
ZIP Code 80031StandardAdams33,932
ZIP Code 80035P.O. BoxAdams0
ZIP Code 80036P.O. BoxAdams0
ZIP Code 80221StandardAdams37,779
ZIP Code 80234StandardAdams25,937
ZIP Code 80241StandardAdams31,746
ZIP Code 80260StandardAdams31,412

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. Products


  1. U.S. Postal Service [Last Updated: 12/1/2022],
  2. Internal Data Creation [Last Updated: 12/1/2022],
  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],