Zip Code 80128 — Littleton, CO

ZIP Code 80128 is associated with Littleton, CO, in Jefferson County. The listed population estimate is 36,712; estimated density is 1,128.5 people per square mile. Among records with population estimates, it ranks #4 of 26 in Jefferson County and #47 of 512 in CO.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (39.561670, -105.079140)

Data MetricLocal Statistic
Postal / Zip Code80128
Primary CityLittleton
State / ProvinceCO
CountyJefferson
Total Population36,712
Population Density1,128.5 people/sq mi
TimezoneAmerica/Denver

How 80128 Compares

MetricZIP 80128Jefferson County recordsCO records
Population estimate36,712600,818 (sum)5,862,421 (sum)
Population Density1,128.5 /sq mi----
County population rank#4 of 26----
State population rank#47 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 80129Littleton3.8 mi30,223
ZIP 80123Littleton3.8 mi44,549
ZIP 80120Littleton4.3 mi29,725
ZIP 80127Littleton5.0 mi43,494
ZIP 80125Littleton5.4 mi15,630

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 →