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ZIP Code Database - Facts & Stats

Data Last Updated: October 1, 2022

ZIP Codes for City of Louisville, CO

Louisville, CO Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 80027StandardBoulder31,034303

Timezone(s):Mountain (GMT -07:00)
Counties:BOULDER, CO
Population:18,376 (More Details)
Male Population:8,996
Female Population:9,380
Median Age:41
ZIP Codes:1
Area Codes:1
Total Area:740 square miles (county)
Land Area:726 square miles (county)
Water Area:14 square miles (county)

Louisville, CO Demographic Information *

Total population18,376
Male population8,996
Female population9,380
Median age (years)40.9
White Population16,682
Black Population112
Indian Population79
Asian Population729
Hawaiian Population7
Hispanic Population1,318
Median age (Male)39.8
Median age (Female)41.9
Total households7,537
Family households (families)4,938
Average household size2.42
Average family size2.99
Total housing units7,892
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 10/1/2022],
  2. Internal Data Creation [Last Updated: 10/1/2022],
  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],