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Zip Code 84021 — Duchesne, UT

84021 is a ZIP Code associated with Duchesne, UT, located within Duchesne. The postal region supports an estimated population of 3,069 residents across Data Pending housing units, with a population density of 2.0 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (40.109980, -110.515930)

Data MetricLocal Statistic
Postal / Zip Code84021
Primary CityDuchesne
State / ProvinceUT
CountyDuchesne
Total Population3,069
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density2.0 people/sq mi
TimezoneAmerica/Denver

How 84021 Compares

MetricZIP 84021Duchesne CountyUT State Average
Population3,06923,3393,390,495
Median IncomeData PendingN/AN/A
Population Density2.0 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 84027Fruitland15.1 mi683N/A
Zip 84073Talmage17.1 mi208N/A
Zip 84072Tabiona18.6 mi539N/A
Zip 84051Mountain Home20.2 mi377N/A
Zip 84001Altamont20.7 mi735N/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 →