Zip Code 80030 — Westminster, CO

ZIP Code 80030 is associated with Westminster, CO, in Adams County. The listed population estimate is 15,427; estimated density is 2,260.6 people per square mile. Among records with population estimates, it ranks #13 of 20 in Adams County and #148 of 512 in CO.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (39.830060, -105.036950)

Data MetricLocal Statistic
Postal / Zip Code80030
Primary CityWestminster
State / ProvinceCO
CountyAdams
Total Population15,427
Population Density2,260.6 people/sq mi
TimezoneAmerica/Denver

How 80030 Compares

MetricZIP 80030Adams County recordsCO records
Population estimate15,427550,721 (sum)5,862,421 (sum)
Population Density2,260.6 /sq mi----
County population rank#13 of 20----
State population rank#148 of 512----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in CO

ZIP CodeCityDistancePopulation estimate
ZIP 80003Arvada1.5 mi35,976
ZIP 80221Denver1.7 mi39,718
ZIP 80260Denver3.0 mi34,677
ZIP 80031Westminster3.1 mi35,584
ZIP 80212Denver4.1 mi20,746

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →