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Zip Code 80520 — Firestone, CO

ZIP Code 80520 is associated with Firestone, CO, in Weld County. The listed population estimate is 1,140; estimated density is 747.4 people per square mile. Among records with population estimates, it ranks #21 of 34 in Weld County and #324 of 512 in CO.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (40.113870, -104.933470)

Data MetricLocal Statistic
Postal / Zip Code80520
Primary CityFirestone
State / ProvinceCO
CountyWeld
Total Population1,140
Population Density747.4 people/sq mi
TimezoneAmerica/Denver

How 80520 Compares

MetricZIP 80520Weld County recordsCO records
Population estimate1,140396,054 (sum)5,862,421 (sum)
Population Density747.4 /sq mi----
County population rank#21 of 34----
State population rank#324 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 80530Frederick1.0 mi6,242
ZIP 80514Dacono3.1 mi6,721
ZIP 80516Erie6.1 mi39,048
ZIP 80504Longmont6.2 mi63,451
ZIP 80621Fort Lupton7.2 mi15,060

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 →