Westminster, CO ZIP Codes, Coordinates & Counties
Westminster, Colorado has 2 ZIP codes in Adams county. The approximate center of Westminster is 39.853, -105.039. Westminster has about 233,239 known street addresses.
ZIP codes in Westminster, CO
| ZIP Code | County | Latitude | Longitude |
|---|---|---|---|
| 80030 | Adams | 39.83 | -105.037 |
| 80031 | Adams | 39.876 | -105.041 |
Counties Westminster spans
Adams
Most common streets in Westminster
88th, 116th, 112th, King, 92nd, Osceola, 72nd, Grove, 110th, 108th
Frequently asked questions
What ZIP codes are in Westminster, CO?
Westminster, Colorado has 2 ZIP codes, ranging from 80030 to 80031. The full list, with each ZIP's county and coordinates, is in the table on this page.
What county is Westminster, CO in?
Westminster is in Adams county.
What are the latitude and longitude of Westminster, CO?
The approximate center of Westminster, Colorado is latitude 39.853, longitude -105.039. Coordinates for each ZIP code are listed in the table above.
How many ZIP codes does Westminster, CO have?
Westminster has 2 ZIP codes.
How many addresses are in Westminster, CO?
Westminster, Colorado has about 233,239 known street addresses in the sthan.io US address database.
What are the most common streets in Westminster, CO?
Some of the most common street names in Westminster are 88th, 116th, 112th, King, 92nd, Osceola.
What cities are near Westminster, CO?
Cities near Westminster include Arvada (5 mi), Broomfield (6 mi), Wheat Ridge (6 mi), Dupont (6 mi), Thornton (7 mi).
Cities near Westminster
Arvada, CO (5 mi) Broomfield, CO (6 mi) Wheat Ridge, CO (6 mi) Dupont, CO (6 mi) Thornton, CO (7 mi) Denver, CO (8 mi) Louisville, CO (9 mi) Henderson, CO (9 mi)
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View the API →Last updated: June 2026 · Data: sthan.io US address database