84002 ZIP Code — Altonah, UT

Duchesne County, Utah

ZIP code 84002 is located in Altonah, Utah, within Duchesne County. It covers approximately 38.15 square miles and serves a population of 275 residents. This is a standard ZIP code in the Mountain (MT) timezone, served by area code 435.

About ZIP code 84002

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 1980s, giving the area an established character. Median home value is $247,500. Owner-occupancy is high at 82%, well above the national average.

Median household income is $45,781. Poverty affects 33% of residents, above the national average. 41% of households receive Social Security income, suggesting a notable retiree or disability population.

The dominant occupation class is service, with education and healthcare as the leading industry. The average commute of 26 minutes is near the national average.

College attainment at 14% is below the national average, consistent with a trades and production-oriented local economy.

36% of residents lack health insurance, above the national average.

Overall, ZIP code 84002 reflects a community defined by a trades-oriented workforce, economic challenges above the national average, high homeownership, and a significant Social Security-dependent population.

275

population

38.15

sq mi land

Standard

ZIP type

Mountain (MT)

timezone

84002 ZIP code map

Cities in ZIP code 84002

Below are the cities the US Postal Service accepts for ZIP code 84002. Using any city not on this list may result in mail delivery delays.

City	Status
Altonah	Acceptable

Demographics updated 06/2026

Population
Total population	275
Population density	7 / sq mi
State FIPS	49
County FIPS	013

Geography
Land area	38.15 sq mi
Water area	0.01 sq mi
Latitude	40.4674
Longitude	-110.4507
Timezone	Mountain (MT)
Area code	435

Total population by age

Gender

Race & ethnicity

Economics updated 06/2026

Household income

Income range	This ZIP	County avg	State avg
Under $50k	31.8%	40.2%	31.5%
$50k – $100k	29.9%	36.7%	34.6%
$100k – $200k	26.2%	19.7%	27.0%
Over $200k	12.1%	3.4%	7.0%

Demographics & statistics

275

Population

People per sq mi

35.2

Median age

$45,781

Median household income

$28,121

Per capita income

$247,500

Median home value

Median monthly rent

82.0%

Home ownership

33.1%

Poverty rate

0.0%

Unemployment

102

Housing units

14.4%

Bachelor's or higher

Age distribution

Male Female

Under 5

5–9

10–14

25–34

35–44

45–54

55–59

60–64

65–74

75–84

← Male

Female →

Age summary

Group	Count	%
Under 18	80	29.1%
18 and over	195	70.9%
65 and over	59	21.5%
Median age	35.2 years

Race & ethnicity

White 93.7%

Hispanic or Latino 3.2%

Two or more races 3.2%

Group	Count	%
White	266	93.7%
Hispanic or Latino	9	3.2%
Two or more races	9	3.2%

Household income

Income range	This ZIP	County avg	State avg
Under $50k	31.8%	40.2%	31.5%
$50k – $100k	29.9%	36.7%	34.6%
$100k – $200k	26.2%	19.7%	27.0%
Over $200k	12.1%	3.4%	7.0%

$10k–$15k 18.0%

$15k–$25k 8.1%

$25k–$35k 5.4%

$35k–$50k 29.7%

$50k–$75k 14.4%

$75k–$100k 11.7%

$200k+ 12.6%

Range	% of households
$10k–$15k	18.0%
$15k–$25k	8.1%
$25k–$35k	5.4%
$35k–$50k	29.7%
$50k–$75k	14.4%
$75k–$100k	11.7%
$200k+	12.6%
Median income	$45,781

Housing

Home values

Under $50k 17.6%

$50k–$100k 6.6%

$100k–$150k 6.6%

$150k–$200k 8.8%

$200k–$300k 18.7%

$300k–$500k 28.6%

$500k–$1M 6.6%

$1M+ 6.6%

Housing overview

Metric	Value
Median home value	$247,500
Median rent / month	$0
Owner occupied	82.0%
Renter occupied	18.0%
Vacant	9.0%
Single-family detached	92.6%
Large apartment buildings	0.0%
Mobile homes	7.4%
Median rooms	6.7
Avg household size (owned)	2.02

Year built

Era	%
2020 or later	0.0%
2010–2019	4.9%
2000–2009	0.0%
1990–1999	10.7%
1980–1989	50.0%
1970–1979	28.7%
1960–1969	0.0%
1950–1959	0.0%
1940–1949	0.0%
1939 or earlier	5.7%

Bedrooms

Size	% of units
No bedroom (studio)	6.6%
1 bedroom	0.0%
2 bedrooms	0.0%
3 bedrooms	46.7%
4 bedrooms	30.3%
5+ bedrooms	16.4%

Vehicles per household

Vehicles	% of households
No vehicle	0.0%
1 vehicle	27.0%
2 vehicles	30.6%
3 or more	42.3%

Heating fuel

Fuel type	%
Electricity	45.9%
Propane / LP gas	18.0%
Wood	18.0%
No fuel used	5.4%

Households & families

Household type	Count	%
Married-couple family	75	67.6%
Cohabiting couple	0	0.0%
Male householder, no spouse	8	7.2%
Female householder, no spouse	28	25.2%
Households with children under 18	37	33.3%
Households with seniors (65+)	44	39.6%
Average household size	2.48

Marital status

Status	Male	Female
Never married	9.5%	0.0%
Married	90.5%	66.7%
Separated	0.0%	0.0%
Widowed	0.0%	19.8%
Divorced	0.0%	13.5%

Education

Less than 9th grade 0.0%

Some HS, no diploma 10.8%

HS graduate 44.1%

Some college, no degree 21.5%

Associate's degree 9.2%

Bachelor's degree 7.7%

Graduate / professional 6.7%

Metric	%
HS diploma or higher	89.2%
Bachelor's or higher	14.4%

School enrollment (ages 3–17)

Type	Count	%
Nursery / preschool	24	36.4%
Kindergarten	0	0.0%
Elementary school	42	63.6%
High school	0	0.0%
College / grad school	0	0.0%

Employment

Industry of employment

Education & healthcare 25.2%

Other services 23.5%

Wholesale trade 13.4%

Professional & management 13.4%

Transportation & utilities 10.9%

Construction 7.6%

Agriculture & mining 5.9%

Occupation

Category	%
Management, business & arts	13.4%
Service	26.9%
Sales & office	12.6%
Natural resources & construction	22.7%
Production & transportation	24.4%

Employment type

Type	%
Private sector	76.5%
Government	10.9%
Self-employed	6.7%
Unpaid family workers	5.9%

Commute

Method	%
Drive alone	89.1%
Carpool	6.7%
Public transit	0.0%
Walk	0.0%
Work from home	4.2%
Other means	0.0%
Avg commute (minutes)	26.3

Poverty

All people 33.1%

Under 18 years 65.0%

18 and over 20.0%

Married-couple families 26.7%

Female-led households 0.0%

Income support

Source	% of households
Social Security	41.4%
Retirement income	22.5%
Supplemental Security	5.4%
Cash public assistance	5.4%
Food stamps / SNAP	0.0%

Health indicators

Condition	%
Obesity	28.4%
High blood pressure	29.1%
High cholesterol	29.4%
Diabetes	9.0%
Heart disease	6.0%
Stroke	2.9%
Asthma	11.0%
Arthritis	24.2%
Kidney disease	2.7%
Pulmonary disease	6.5%
Cancer	6.1%

Behavior / access	%
Smoking	14.0%
Binge drinking	12.6%
No physical activity	17.7%
Less than 7 hrs sleep	33.3%
Depression	24.4%
Fair or poor health	13.5%
Poor mental health	16.3%
Poor physical health	10.6%
No health insurance	14.4%
Visited doctor (checkup)	65.5%
Visited dentist	59.9%
Cholesterol screening	82.3%
Teeth loss	13.7%

Veterans & disability

Veterans	Count	%
Civilian veterans	0	0.0%

Disability	%
Any disability	20.4%
Under 18	0.0%
18–64 years	23.5%
65 and over	40.7%

Health insurance coverage

Type	%
Private insurance	51.6%
Public insurance	27.6%
No insurance	36.0%
Uninsured under 19	65.0%

Language & origin

Language spoken at home (age 5+)

Language	Count	%
English only	261	94.9%
Spanish	0	0.0%
Other Indo-European	0	0.0%
Asian & Pacific Islander	0	0.0%
Other languages	0	0.0%

Place of birth & citizenship

Origin	Count	%
Native born (US)	269	97.8%
Born in same state	269	97.8%
Born in different state	259	94.2%
Foreign born	0	0.0%
Naturalized citizen	6	2.2%
Not a US citizen	6	100.0%

Ancestry

Ancestry	Count	%
French	34	12.4%
Dutch	11	4%

Ancestry	Count	%
Irish	8	2.9%
Arab	8	2.9%

Technology access

Metric	% of households
Computer access	40.4%
Internet access	91.9%

Source: U.S. Census Bureau, American Community Survey 2025 estimates.

Frequently asked questions about ZIP code 84002

What city is ZIP code 84002 in?

ZIP code 84002 is primarily assigned to Altonah, Utah.

What county is ZIP code 84002 in?

ZIP code 84002 falls within Duchesne County, Utah.

What is the poverty rate in ZIP code 84002?

33% of residents in ZIP code 84002 live below the poverty line, above the national average.

How educated is the population of ZIP code 84002?

14% of residents hold a bachelor's degree or higher — below the national average of ~33%, consistent with a trades-oriented local economy.

Is ZIP code 84002 mostly owner-occupied?

82% of occupied units in ZIP code 84002 are owner-occupied, well above the national average.

Does ZIP code 84002 have a large retiree population?

41% of households in ZIP code 84002 receive Social Security income, suggesting a significant retiree or disability population.

What timezone is ZIP code 84002 in?

ZIP code 84002 observes the MST timezone.