Thornton, Colorado Zip Codes
Thornton is located in Adams County, Colorado. It has 15 zip codes with a combined population of 173,588. The primary area code is 303 / 720. Thornton is in the Mountain Time Zone.
City
Thornton
State
Colorado
County
Adams
Zip Codes
15
Population
173,588
Area Code
303 / 720
Thornton is a home rule municipality in Adams County, part of the Denver metropolitan area, known for rapid growth and family-friendly neighborhoods.
All Thornton Zip Codes
| Zip Code | City | County | Population | Type | Details |
|---|---|---|---|---|---|
| 80229 | Thornton | Adams | 55,929 | Standard | View |
| 80233 | Thornton | Adams | 48,694 | Standard | View |
| 80241 | Thornton | Adams | 33,656 | Standard | View |
| 80260 | Thornton | Adams | 35,309 | Standard | View |
Thornton Zip Codes Map
Interactive map of Thornton, Colorado zip codes. Click a marker for details.
Thornton Demographics Summary
Total Population
173,588
Zip Codes
4
Avg. Median Income
$81,224
Avg. Home Value
$355,050
All demographic data on this page is sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code boundary and delivery data is sourced from the United States Postal Service (USPS). Data is updated periodically and may not reflect the most current figures.
Frequently Asked Questions
Explore Nearby Colorado Cities
Northglenn
Adams County • 4 zip codes
View Zip CodesCommerce City
Adams County • 8 zip codes
View Zip CodesWestminster
Adams County • 12 zip codes
View Zip CodesBroomfield
Broomfield County • 6 zip codes
View Zip CodesDenver
Denver County • 48 zip codes
View Zip CodesArvada
Jefferson County • 8 zip codes
View Zip Codes