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Zip Code 80120 — Littleton, CO

80120 is a ZIP Code associated with Littleton, CO, located within Arapahoe. The postal region supports an estimated population of 29,725 residents across Data Pending housing units, with a population density of 1,371.9 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (39.592900, -105.009490)

Data MetricLocal Statistic
Postal / Zip Code80120
Primary CityLittleton
State / ProvinceCO
CountyArapahoe
Total Population29,725
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density1,371.9 people/sq mi
TimezoneAmerica/Denver

How 80120 Compares

MetricZIP 80120Arapahoe CountyCO State Average
Population29,725605,4735,862,421
Median IncomeData PendingN/AN/A
Population Density1,371.9 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 80122Littleton3.0 mi32,195N/A
Zip 80121Littleton3.2 mi18,029N/A
Zip 80129Littleton3.3 mi30,223N/A
Zip 80123Littleton3.6 mi44,549N/A
Zip 80110Englewood3.7 mi23,825N/A

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 →