There are 17 zip codes in Arapahoe County, Colorado. The most populated is 80013, located in Aurora. * 2024 populations estimated based on the latest ACS 5-year data.

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Zip Code
Population
City
8001373,870Aurora
8001572,841Aurora
8001664,842Aurora
8001252,741Aurora
8001042,892Aurora
8001740,299Aurora
8001439,024Aurora
8011236,058Englewood
8011132,116Englewood
8012231,650Littleton
8012030,421Littleton
8011024,190Englewood
8011322,784Englewood
8012118,049Littleton
8001815,569Aurora
801371,944Watkins
801051,823Deer Trail

Zip Codes in Arapahoe County, Colorado by Population (2024)