Postal Codes

84021 ZIP Code

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ZIP code 84021 covers Duchesne, Utah, with a population of about 3,127 and a median household income of $72,050.

Population
3,1275 per square mile
Median age
37.21.5 points below the US average
Median household income
$72,05021% below the Utah median
Poverty rate
15.5%3.1 points above the US average
Typical home value
$347,634up 46.1% in five years
Median rent
$1,01428% below the Utah median
Degree or higher
13.4%21.6 points below the US average
Homeownership
82.6%17.6 points above the US average
Time zone
Mountain UTC-07:00observes daylight saving time
Businesses
84

Where 84021 is

Duchesne, Utah — the area the Census Bureau draws for this ZIP code. ZIP codes are sets of delivery routes rather than areas, so this is the Census approximation of one, not a Postal Service boundary.

People and households

American Community Survey 2019–2023 five-year estimates

Population3,127
Median age37.2
Family households82.3%
Born outside the US2.4%
Speaks a language other than English at home5%
White (non-Hispanic)89.4%
Black (non-Hispanic)0.3%
Asian (non-Hispanic)0%
Hispanic or Latino7.5%
Veterans8.2%
Population by age
MaleFemale0-45-910-1415-1920-2425-3435-4445-5455-6465-7475-8485+
Income and poverty

American Community Survey 2019–2023 five-year estimates

Median household income$72,050
Income per person$30,399
Poverty rate15.5%
Households on SNAP or cash assistance10.9%

Household income distribution

Under $10k6.3%
$10–15k1.7%
$15–20k3.1%
$20–25k2.5%
$25–30k4.5%
$30–35k3.5%
$35–40k4.0%
$40–45k3.7%
$45–50k4.8%
$50–60k10.1%
$60–75k8.0%
$75–100k15.4%
$100–125k11.2%
$125–150k6.4%
$150–200k6.6%
$200k or more8.3%

Income as declared to the IRS

Filed returns rather than survey responses, so this counts tax units and not households.

Tax returns filed1,390
Mean adjusted gross income$67,996
Returns declaring $200,000 or more4.3%
Returns, under $25k30.2%
Returns, $25k–$50k23.0%
Returns, $50k–$75k15.1%
Returns, $75k–$100k11.5%
Returns, $100k–$200k15.8%
Returns, $200k or more4.3%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$235,400
Median gross rent$1,014
Owner-occupied82.6%
Vacant homes34.5%
Median year built1982

What the homes are

Detached house69.1%
Attached house0.7%
2 to 4 units1.3%
5 to 19 units1.2%
Mobile home27.5%
Boat, RV or van0.2%
Home values and rents today

Zillow Home Value Index and Zillow Observed Rent Index, courtesy of Zillow. Monthly and current, where the Census figures above are a five-year average and are capped at $2,000,000.

Typical home value$347,634as of 2026-07
Typical home value, 1 yearup 1.8%
Typical home value, 5 yearsup 46.1%
Typical home value, 10 yearsup 101.1%
Typical home value since 2000
201220192026$347,634$150,496

$150,496 in 2012 to $347,634 in 2026.

Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate2%
Bachelor's degree or higher13.4%
High school diploma or higher93%
Works from home7.8%
Drives to work alone80.7%
Takes public transport0%
Commutes 45 minutes or more12.8%
Health

CDC PLACES 2025 release, model-based estimates. These are modelled small-area estimates for adults, not counts of diagnosed cases.

Obesity32.4% 1 pts below the national average of 33.4%
Diagnosed diabetes13% 1 pts above the national average of 12%
Currently smokes12.1% 1.1 pts below the national average of 13.2%
High blood pressure35.6% 1.5 pts above the national average of 34.1%
Fair or poor general health21.4% 1.1 pts above the national average of 20.3%
No health insurance (18–64)10.7% 0.6 pts below the national average of 11.3%
Depression24.9% 3 pts above the national average of 21.9%
No leisure-time physical activity25.7% same as the national average of 25.4%
Arthritis30.1% 5 pts above the national average of 25.1%
Binge drinking10.4% 5.6 pts below the national average of 16%
Taking blood pressure medication72.6% 2.1 pts below the national average of 74.7%
Cancer (non-skin)9.6% 1.9 pts above the national average of 7.7%
Current asthma11.2% 0.8 pts above the national average of 10.4%
Coronary heart disease8% 1.8 pts above the national average of 6.2%
Routine check-up in past year73.5% 3.2 pts below the national average of 76.7%
Cholesterol screening81.5% 4.4 pts below the national average of 85.9%
Cognitive disability17.1% 2.3 pts above the national average of 14.8%
Colorectal screening59.8% 4.5 pts below the national average of 64.3%
COPD8.2% 1.6 pts above the national average of 6.6%
Visited a dentist61.7% same as the national average of 61.3%
Any disability33.2% 2.5 pts above the national average of 30.7%
Lacks emotional support20.6% 4.2 pts below the national average of 24.8%
Food insecurity15% 2.1 pts below the national average of 17.1%
Received food stamps9.6% 4.7 pts below the national average of 14.3%
Hearing disability9.8% 3.1 pts above the national average of 6.7%
High cholesterol33.2% 3 pts below the national average of 36.2%
Housing insecurity11% 2.8 pts below the national average of 13.8%
Independent living disability9.4% 1 pts above the national average of 8.4%
Lacks transport8% 1.2 pts below the national average of 9.2%
Loneliness29.5% 4.9 pts below the national average of 34.4%
Mammography use61% 14.9 pts below the national average of 75.9%
Poor mental health (14+ days)17.7% 0.9 pts above the national average of 16.8%
Mobility disability15.5% 1.5 pts above the national average of 14%
Poor physical health (14+ days)15.9% 2.4 pts above the national average of 13.5%
Self-care disability4.5% 0.5 pts above the national average of 4%
Utility shut-off threat8.1% 0.7 pts below the national average of 8.8%
Sleeps under 7 hours31.2% 5.2 pts below the national average of 36.4%
Stroke4.1% 0.7 pts above the national average of 3.4%
All natural teeth lost17.5% 4.5 pts above the national average of 13%
Vision disability5.8% same as the national average of 5.6%
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Business and employment

Census ZIP Code Business Patterns 2022

Business establishments84
People employed586
Annual payroll$21,892,000
Natural hazard risk

FEMA National Risk Index, estimated for this ZIP code from census tract data — the NRI is not published per ZIP.

Overall riskHigher than 70.3% of US census tracts
FEMA ratingRelatively Moderate
Expected annual loss71.9 out of 100
Community resilience25.8 out of 100

By hazard

Score is out of 100 and is the area-weighted average across the census tracts this ZIP code covers. The rating beside it is the highest any one of those tracts carries.

Lightning99.7Very High at its worst in this ZIP code
Landslide98.9Relatively High at its worst in this ZIP code
Wildfire97.4Relatively High at its worst in this ZIP code
Winter weather95.6Relatively High at its worst in this ZIP code
Drought92.6Relatively Moderate at its worst in this ZIP code
Earthquake79.7Relatively Moderate at its worst in this ZIP code
River flooding77.4Relatively High at its worst in this ZIP code
Avalanche68.9Very Low at its worst in this ZIP code
Volcanic activity57.9Very Low at its worst in this ZIP code
Strong wind57.5Relatively Moderate at its worst in this ZIP code
Hail44Relatively Low at its worst in this ZIP code
Heat wave28.8Relatively Low at its worst in this ZIP code
Tornado28.1Very Low at its worst in this ZIP code
Ice storm23.2Very Low at its worst in this ZIP code
Cold wave23Relatively Low at its worst in this ZIP code
Compared with Utah and the United States

State and national columns are figures for those areas, not for this ZIP code. American Community Survey 2019–2023 five-year estimates

This ZIPUtahUnited States
Median household income$72,050$91,750$78,538
Income per person$30,399$39,240$43,289
Poverty rate15.5%8.6%12.4%
Median home value$235,400$455,000$303,400
Median gross rent$1,014$1,405$1,348
Homeownership82.6%70.6%65%
Bachelor's degree or higher13.4%36.9%35%
Unemployment rate2%3.4%5.2%
Works from home7.8%16%13.5%
Born outside the US2.4%8.6%13.9%
Median age37.231.738.7
Climate

NOAA US Climate Normals 1991-2020, from the nearest weather station with a full year of records. The station and its distance are named above, because a station forty kilometres away describes somewhere else.

Weather stationDUCHESNE, UT US0.9 km away
Rain in a year9 in
Snow in a year29 in

Average high and low by month

January33.4°F / 10.5°F0.54 in rain, 7.2 in snow
February41.1°F / 17°F0.51 in rain, 5.9 in snow
March55.2°F / 26.9°F0.63 in rain, 2.8 in snow
April63.3°F / 33.7°F0.8 in rain, 1.6 in snow
May72.5°F / 42.2°F1.04 in rain, 0.2 in snow
June83.1°F / 49.5°F0.67 in rain
July88.5°F / 56.3°F0.78 in rain
August85.5°F / 54.6°F1.35 in rain
September77.1°F / 46.2°F1.18 in rain
October63.8°F / 34.7°F0.93 in rain, 0.6 in snow
November48.3°F / 23.3°F0.49 in rain, 2.9 in snow
December34.8°F / 13°F0.53 in rain, 7.9 in snow
Access to food

USDA Food Access Research Atlas, estimated for this ZIP code from census tract data. Each figure is the share of the ZIP code's land area that falls in a tract carrying that flag.

Low income and far from a supermarket83% of this ZIP code's area
Far from a supermarketNone of this ZIP code
No vehicle and far from a supermarketNone of this ZIP code
School districts

NCES Geographic Relationship File 2025, which states the association between each district and each ZIP code tabulation area directly. Elementary and secondary districts can cover the same ground, so shares need not total 100%.

Duchesne School District100% of this ZIP code's land area
Community and walkability

CDC/ATSDR Social Vulnerability Index 2022 and the EPA National Walkability Index, both estimated for this ZIP code from census tract data. Vulnerability figures are national percentile ranks, not measurements.

Overall social vulnerability65more vulnerable than 65% of US census tracts
Socioeconomic status53more vulnerable than 53% of US census tracts
Household characteristics83more vulnerable than 83% of US census tracts
Racial and ethnic minority status17more vulnerable than 17% of US census tracts
Housing type and transport72more vulnerable than 72% of US census tracts
Walkability5.6 out of 20Least walkable
Nearby ZIP codes

The closest ZIP codes by centre point, which is not the same as sharing a border.

84073 Talmage, UT17.7 km away
84001 Altamont, UT23.5 km away
84051 Mountain Home, UT25.5 km away
84007 Bluebell, UT26.9 km away
84002 Altonah, UT28 km away
84052 Myton, UT30.3 km away
84072 Tabiona, UT35.2 km away
84027 Fruitland, UT35.7 km away
Location, counties and time zone

County shares from Census 2020 ZCTA relationship files. Time zone from the USDOT National Transportation Atlas, which renders the boundaries written into 49 CFR Part 71.

Duchesne County100% of this ZIP code's land area
Time zoneMountain (UTC-07:00 standard)
Daylight saving timeObserved
Land area605.71 sq mi
Water area5.13 sq mi
Population density5 people per sq mi
Latitude, longitude40.1633, -110.4029

Figures are published for this ZIP code or its Census tabulation area unless a section says otherwise. Estimates whose margin of error made them unreliable are omitted rather than shown. Sources: US Census Bureau, CDC, IRS.

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