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ZIP Code Database - Facts & Stats

ZIP Codes for City of Johnstown, CO

Johnstown, CO Covers 1 ZIP Code

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 80534StandardWeld11,301970

Timezone(s):Mountain (GMT -07:00)
Counties:WELD, CO
Population:9,887 (More Details)
Male Population:5,022
Female Population:4,865
Median Age:34
ZIP Codes:1
Area Codes:1
Total Area:4,017 square miles (county)
Land Area:3,987 square miles (county)
Water Area:30 square miles (county)

Johnstown, CO Demographic Information *

Total population9,887
Male population5,022
Female population4,865
Median age (years)33.7
White Population8,839
Black Population41
Indian Population62
Asian Population77
Hawaiian Population4
Hispanic Population1,659
Median age (Male)33.6
Median age (Female)33.9
Total households3,356
Family households (families)2,738
Average household size2.95
Average family size3.25
Total housing units3,554
* Demographic data is based on 2010 Census.

Johnstown, CO Other Information

  • Located in WELD County, Colorado
  • Johnstown, CO is also known as:

53 Cities within 30 miles of Johnstown, CO Products