Zip Code 80634 — Greeley, CO

ZIP Code 80634 is associated with Greeley, CO, in Weld County. The listed population estimate is 65,622; estimated density is 661.3 people per square mile. Among records with population estimates, it ranks #1 of 34 in Weld County and #5 of 512 in CO.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (40.400750, -104.792220)

Data MetricLocal Statistic
Postal / Zip Code80634
Primary CityGreeley
State / ProvinceCO
CountyWeld
Total Population65,622
Population Density661.3 people/sq mi
TimezoneAmerica/Denver

How 80634 Compares

MetricZIP 80634Weld County recordsCO records
Population estimate65,622396,054 (sum)5,862,421 (sum)
Population Density661.3 /sq mi----
County population rank#1 of 34----
State population rank#5 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 80620Evans4.5 mi20,798
ZIP 80543Milliken4.9 mi9,774
ZIP 80631Greeley6.7 mi53,722
ZIP 80646Lucerne7.2 miN/A
ZIP 80623Gilcrest8.0 mi1,026

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 →