List of 8 Zip Codes in Washington County, Colorado

On this page, we'll list out the 8 Washington County, Colorado ZIP codes we have, including the land area and county name of each code.

Colorado is the 8th largest state by total land area, with a land area of 104,094 square miles (269,602 square kilometers) and has a total population of 5,684,926 people as of the most recent U.S. Census survey.

Washington County makes up approximately 3.27% of the total land area for Colorado and we have 8 zip codes for the county in our database, which you can see details of below, with land area information for each zip code.

ZIP Code Land Area (Sq. Meters) Land Area (Sq. Miles) Land Area (Sq. Kilometers)
80720 2,411,760,000 931 2,412
80723 751,889,000 290 752
80733 81,847,800 32 82
80741 589,503,000 228 590
80743 1,202,620,000 464 1,203
80759 1,671,470,000 645 1,671
80815 1,361,290,000 526 1,361
80818 748,812,000 289 749

More Counties in Colorado

If you want to search and find zip codes for different counties in Colorado, the list below contains links to each of the 66 Colorado counties we have data for.

Data Source(s)

All of the zip code data on this page is sourced from the United States Census Bureau geography reference files.

Link To or Reference This Page

We spent a lot of time downloading, cleaning, merging, and formatting the data that is shown on the site.

If you found the data or information on this page useful in your research, please use the tool below to properly cite or reference Name Census as the source. We appreciate your support!

  • "List of 8 Zip Codes in Washington County, Colorado". Accessed on December 6, 2023.

  • "List of 8 Zip Codes in Washington County, Colorado"., Accessed 6 December, 2023

  • List of 8 Zip Codes in Washington County, Colorado. Retrieved from