Postal Codes

84330 ZIP Code

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ZIP code 84330 covers Plymouth, Utah, with a population of about 411 and a median household income of $84,107.

Population
41111 per square mile
Median age
37.80.9 points below the US average
Median household income
$84,1078% below the Utah median
Poverty rate
3.2%9.2 points below the US average
Typical home value
$421,533
Degree or higher
14.8%20.2 points below the US average
Homeownership
94.4%29.4 points above the US average
Time zone
Mountain UTC-07:00observes daylight saving time
Businesses
15

Where 84330 is

Plymouth, 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

Population411
Median age37.8
Family households78.9%
Born outside the US0.7%
Speaks a language other than English at home2.5%
White (non-Hispanic)91.5%
Black (non-Hispanic)0%
Asian (non-Hispanic)0%
Hispanic or Latino1.2%
Veterans3.3%
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$84,107
Income per person$36,249
Poverty rate3.2%
Households on SNAP or cash assistance5.6%

Household income distribution

Under $10k0.7%
$10–15k1.4%
$15–20k2.8%
$20–25k1.4%
$25–30k2.1%
$30–35k1.4%
$35–40k2.8%
$40–45k6.3%
$45–50k0.0%
$50–60k6.3%
$60–75k13.4%
$75–100k20.4%
$100–125k16.2%
$125–150k2.8%
$150–200k14.8%
$200k or more7.0%
Housing

American Community Survey 2019–2023 five-year estimates

Median home value$357,100
Rent as a share of household income21.3%
Owner-occupied94.4%
Vacant homes0.7%
Median year built1989

What the homes are

Detached house95.8%
Mobile home4.2%
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$421,533as of 2026-07
Typical home value, 1 yearup 2.6%
Work, commuting and education

American Community Survey 2019–2023 five-year estimates

Unemployment rate0.9%
Bachelor's degree or higher14.8%
High school diploma or higher91.9%
Works from home6.9%
Drives to work alone83.4%
Takes public transport0%
Commutes 45 minutes or more9.9%
Health

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

Obesity33.2% same as the national average of 33.4%
Diagnosed diabetes10.4% 1.6 pts below the national average of 12%
Currently smokes10.4% 2.8 pts below the national average of 13.2%
High blood pressure32.3% 1.8 pts below the national average of 34.1%
Fair or poor general health17.7% 2.6 pts below the national average of 20.3%
No health insurance (18–64)9.5% 1.8 pts below the national average of 11.3%
Depression26.4% 4.5 pts above the national average of 21.9%
No leisure-time physical activity20.6% 4.8 pts below the national average of 25.4%
Arthritis26.5% 1.4 pts above the national average of 25.1%
Binge drinking10.1% 5.9 pts below the national average of 16%
Taking blood pressure medication72.3% 2.4 pts below the national average of 74.7%
Cancer (non-skin)9.2% 1.5 pts above the national average of 7.7%
Current asthma11.1% 0.7 pts above the national average of 10.4%
Coronary heart disease6.5% same as the national average of 6.2%
Routine check-up in past year75.5% 1.2 pts below the national average of 76.7%
Cholesterol screening81.6% 4.3 pts below the national average of 85.9%
Cognitive disability15.9% 1.1 pts above the national average of 14.8%
Colorectal screening63.1% 1.2 pts below the national average of 64.3%
COPD6.6% same as the national average of 6.6%
Visited a dentist67.2% 5.9 pts above the national average of 61.3%
Any disability31.5% 0.8 pts above the national average of 30.7%
Lacks emotional support19.5% 5.3 pts below the national average of 24.8%
Food insecurity12.3% 4.8 pts below the national average of 17.1%
Received food stamps7.3% 7 pts below the national average of 14.3%
Hearing disability8.5% 1.8 pts above the national average of 6.7%
High cholesterol33% 3.2 pts below the national average of 36.2%
Housing insecurity9.2% 4.6 pts below the national average of 13.8%
Independent living disability8% same as the national average of 8.4%
Lacks transport6.8% 2.4 pts below the national average of 9.2%
Loneliness30.7% 3.7 pts below the national average of 34.4%
Mammography use66.5% 9.4 pts below the national average of 75.9%
Poor mental health (14+ days)17.5% 0.7 pts above the national average of 16.8%
Mobility disability13.3% 0.7 pts below the national average of 14%
Poor physical health (14+ days)14.2% 0.7 pts above the national average of 13.5%
Self-care disability3.5% 0.5 pts below the national average of 4%
Utility shut-off threat6.8% 2 pts below the national average of 8.8%
Sleeps under 7 hours37.8% 1.4 pts above the national average of 36.4%
Stroke3.4% same as the national average of 3.4%
All natural teeth lost12.2% 0.8 pts below the national average of 13%
Vision disability4.7% 0.9 pts below the national average of 5.6%
Business and employment

Census ZIP Code Business Patterns 2022

Business establishments15
People employed854
Annual payroll$93,578,000
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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 98.4% of US census tracts
FEMA ratingVery High
Expected annual loss98.8 out of 100
Community resilience89 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.

Wildfire99.9Very High at its worst in this ZIP code
Drought98Relatively High at its worst in this ZIP code
Landslide94Relatively Low at its worst in this ZIP code
Strong wind93.5Relatively High at its worst in this ZIP code
Winter weather91.1Relatively High at its worst in this ZIP code
Lightning84.7Relatively High at its worst in this ZIP code
Earthquake84.2Relatively Moderate at its worst in this ZIP code
Avalanche80.3Relatively Moderate at its worst in this ZIP code
Hail48.3Relatively Low at its worst in this ZIP code
Heat wave47.7Relatively Low at its worst in this ZIP code
Volcanic activity40.2Very Low at its worst in this ZIP code
Cold wave38.4Relatively Low at its worst in this ZIP code
River flooding33.1Relatively Low at its worst in this ZIP code
Tornado25Very Low at its worst in this ZIP code
Ice storm24.1Very 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$84,107$91,750$78,538
Income per person$36,249$39,240$43,289
Poverty rate3.2%8.6%12.4%
Median home value$357,100$455,000$303,400
Median gross rent$1,405$1,348
Homeownership94.4%70.6%65%
Bachelor's degree or higher14.8%36.9%35%
Unemployment rate0.9%3.4%5.2%
Works from home6.9%16%13.5%
Born outside the US0.7%8.6%13.9%
Median age37.831.738.7
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 stationCUTLER DAM, UT US8.7 km away
Rain in a year17 in
Snow in a year38 in

Average high and low by month

January31.7°F / 16.7°F1.92 in rain, 13.6 in snow
February37.2°F / 20.7°F1.51 in rain, 8.8 in snow
March50°F / 29.9°F1.51 in rain, 2 in snow
April59°F / 35.8°F1.83 in rain, 0.3 in snow
May68.8°F / 44.5°F2.23 in rain
June79.3°F / 52°F1.12 in rain
July89.4°F / 59.7°F0.54 in rain
August88°F / 58.1°F0.7 in rain
September77.3°F / 48.5°F1.19 in rain
October62.4°F / 37.4°F1.56 in rain, 0.6 in snow
November46.6°F / 27.6°F1.23 in rain, 3.2 in snow
December33.2°F / 18°F1.57 in rain, 10 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 supermarketNone of this ZIP code
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%.

Box Elder 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 vulnerability30more vulnerable than 30% of US census tracts
Socioeconomic status32more vulnerable than 32% of US census tracts
Household characteristics29more vulnerable than 29% of US census tracts
Racial and ethnic minority status14more vulnerable than 14% of US census tracts
Housing type and transport46more vulnerable than 46% of US census tracts
Walkability3.8 out of 20Least walkable
Nearby ZIP codes

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

84311 Fielding, UT8.1 km away
84305 Clarkston, UT8.5 km away
84334 Riverside, UT10.7 km away
84327 Newton, UT12.5 km away
84306 Collinston, UT12.8 km away
84331 Portage, UT13.2 km away
84304 Cache Junction, UT13.8 km away
84308 Cornish, UT15.3 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.

Box Elder County100% of this ZIP code's land area
Time zoneMountain (UTC-07:00 standard)
Daylight saving timeObserved
Land area35.89 sq mi
Population density11 people per sq mi
Latitude, longitude41.8831, -112.1388

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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