Thornton, CO ZIP Codes, Coordinates & Counties
Thornton, Colorado has 1 ZIP code in Adams county. The approximate center of Thornton is 39.929, -104.955. Thornton has about 437,406 known street addresses.
ZIP codes in Thornton, CO
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 80241 | Adams | 39.929 | -104.955 |
Counties Thornton spans
Adams
Most common streets in Thornton
Welby, Grant, 104th, Colorado, Hudson, Garfield, Birch, Elizabeth, Washington, Ash
Frequently asked questions
What ZIP codes are in Thornton, CO?
Thornton, Colorado has 1 ZIP code, ranging from 80241 to 80241. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Thornton, CO in?
Thornton is in Adams county.
What are the latitude and longitude of Thornton, CO?
The approximate center of Thornton, Colorado is latitude 39.929, longitude -104.955. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Thornton, CO have?
Thornton has 1 ZIP code.
How many addresses are in Thornton, CO?
Thornton, Colorado has about 437,406 known street addresses in the sthan.io US address database.
What are the most common streets in Thornton, CO?
Some of the most common street names in Thornton are Welby, Grant, 104th, Colorado, Hudson, Garfield.
What cities are near Thornton, CO?
Cities near Thornton include Henderson (5 mi), Broomfield (6 mi), Dupont (6 mi), Westminster (7 mi), Brighton (8 mi).
Cities near Thornton
Henderson, CO (5 mi) Broomfield, CO (6 mi) Dupont, CO (6 mi) Westminster, CO (7 mi) Brighton, CO (8 mi) Commerce City, CO (9 mi) Erie, CO (9 mi) Dacono, CO (9 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database