Colorado ZIP Codes

Colorado contains 527 ZIP codes across 64 counties and 389 cities. Browse by city or county below, or jump to the largest and highest-income ZIP codes in Colorado.

Cities in Colorado

Browse all 389 cities in Colorado

Counties in Colorado

Largest ZIP Codes by Population in Colorado

  • 80134 – PARKER (75,383)
  • 80013 – AURORA (73,870)
  • 80015 – AURORA (72,841)
  • 80016 – AURORA (64,842)
  • 80219 – DENVER (64,696)
  • 80634 – GREELEY (62,001)
  • 80504 – LONGMONT (60,527)
  • 80022 – COMMERCE CITY (58,681)
  • 80229 – DENVER (55,929)
  • 80525 – FORT COLLINS (55,315)

Highest Income ZIP Codes in Colorado

  • 80108 – CASTLE ROCK ($173,018)
  • 80510 – ALLENSPARK ($166,776)
  • 80454 – INDIAN HILLS ($166,587)
  • 80007 – ARVADA ($165,648)
  • 80547 – TIMNATH ($162,976)
  • 80125 – LITTLETON ($160,417)
  • 80023 – BROOMFIELD ($160,212)
  • 80126 – LITTLETON ($157,892)
  • 80238 – DENVER ($157,706)
  • 80118 – LARKSPUR ($155,245)