84128 ZIP Code — West Valley City, UT

Salt Lake County, Utah

ZIP code 84128 is located in West Valley City, Utah, within Salt Lake County. It covers approximately 8.38 square miles and serves a population of 32,260 residents. This is a standard ZIP code in the Mountain (MT) timezone, served by area code 385.

About ZIP code 84128

The housing stock consists of predominantly single-family detached homes. Most homes were built in the 2000s, giving the area an established character. Median home value is $344,500. Owner-occupancy is high at 89%, well above the national average.

Median household income is $101,462. The poverty rate of 6% is below the national average.

The dominant occupation class is sales and office, with manufacturing as the leading industry. The average commute of 24 minutes is near the national average.

College attainment at 16% is below the national average, consistent with a trades and production-oriented local economy.

16% of residents lack health insurance, above the national average.

Overall, ZIP code 84128 reflects a community defined by a trades-oriented workforce and high homeownership.

32,260
population
8.38
sq mi land
Standard
ZIP type
Mountain (MT)
timezone
84128 ZIP code map
Cities in ZIP code 84128

Below are the cities the US Postal Service accepts for ZIP code 84128. Using any city not on this list may result in mail delivery delays.

City Status
West Valley City Acceptable
West Valley City Acceptable
West Valley City Preferred
Nearby ZIP codes
84120 West Valley City (2.3 mi) 84044 Magna (2.4 mi) 84118 Salt Lake City (3.4 mi) 84129 Salt Lake City (3.9 mi) 84119 West Valley City (5.4 mi) 84104 Salt Lake City (5.5 mi) 84084 West Jordan (6.4 mi) 84081 West Jordan (6.7 mi) 84123 Salt Lake City (7 mi) 84115 Salt Lake City (8 mi) 84088 West Jordan (8.2 mi) 84116 Salt Lake City (8.5 mi)
Demographics updated 06/2026
Population
Total population 32,260
Population density 3,850 / sq mi
State FIPS 49
County FIPS 035
Geography
Land area 8.38 sq mi
Water area 0.00 sq mi
Latitude 40.6967
Longitude -112.0440
Timezone Mountain (MT)
Area code 385
Total population by age
Gender
Race & ethnicity
Economics updated 06/2026
Household income
Income range This ZIP County avg State avg
Under $50k 20.5% 29.7% 31.5%
$50k – $100k 43.5% 33.5% 34.6%
$100k – $200k 33.8% 28.3% 27.0%
Over $200k 2.2% 8.5% 7.0%

Demographics & statistics

32,260
Population
3,850
People per sq mi
30.6
Median age
$101,462
Median household income
$29,139
Per capita income
$344,500
Median home value
$1,754
Median monthly rent
89.1%
Home ownership
5.8%
Poverty rate
5.2%
Unemployment
7,556
Housing units
15.7%
Bachelor's or higher

Age distribution

Male Female
1,072
Under 5
1,213
1,425
5–9
1,611
1,497
10–14
1,693
1,581
15–19
1,789
1,035
20–24
1,171
1,989
25–34
2,250
2,261
35–44
2,558
1,499
45–54
1,696
820
55–59
928
707
60–64
800
692
65–74
782
450
75–84
510
108
85+
123
← Male
Female →

Age summary

GroupCount%
Under 1810,94733.9%
18 and over21,31366.1%
65 and over2,6658.3%
Median age30.6 years

Race & ethnicity

White 35.8%
Hispanic or Latino 28.1%
Other race 22.6%
Two or more races 7.6%
Asian 2.2%
Native Hawaiian / Pacific Islander 1.8%
American Indian / Alaska Native 1%
Black or African American 0.7%
GroupCount%
White16,07835.8%
Hispanic or Latino12,59928.1%
Other race10,15722.6%
Two or more races3,3987.6%
Asian9962.2%
Native Hawaiian / Pacific Islander8261.8%
American Indian / Alaska Native4711%
Black or African American3340.7%

Household income

Income range This ZIP County avg State avg
Under $50k 20.5% 29.7% 31.5%
$50k – $100k 43.5% 33.5% 34.6%
$100k – $200k 33.8% 28.3% 27.0%
Over $200k 2.2% 8.5% 7.0%
Under $10k 0.6%
$10k–$15k 1.3%
$15k–$25k 1.6%
$25k–$35k 3.3%
$35k–$50k 7.9%
$50k–$75k 15.9%
$75k–$100k 17.7%
$100k–$150k 34.0%
$150k–$200k 11.6%
$200k+ 6.1%
Range% of households
Under $10k0.6%
$10k–$15k1.3%
$15k–$25k1.6%
$25k–$35k3.3%
$35k–$50k7.9%
$50k–$75k15.9%
$75k–$100k17.7%
$100k–$150k34.0%
$150k–$200k11.6%
$200k+6.1%
Median income$101,462

Housing

Home values

Under $50k 5.6%
$50k–$100k 1.5%
$100k–$150k 0.2%
$150k–$200k 1.5%
$200k–$300k 25.9%
$300k–$500k 51.9%
$500k–$1M 12.6%
$1M+ 0.9%

Housing overview

MetricValue
Median home value$344,500
Median rent / month$1,754
Owner occupied89.1%
Renter occupied10.9%
Vacant1.6%
Single-family detached84.9%
Large apartment buildings2.8%
Mobile homes3.9%
Median rooms7.2
Avg household size (owned)3.91

Year built

Era%
2020 or later0.0%
2010–20196.5%
2000–200928.0%
1990–199921.1%
1980–198917.4%
1970–197919.4%
1960–19696.2%
1950–19590.7%
1940–19490.1%
1939 or earlier0.6%

Bedrooms

Size% of units
No bedroom (studio)0.0%
1 bedroom1.6%
2 bedrooms11.4%
3 bedrooms28.6%
4 bedrooms33.2%
5+ bedrooms25.2%

Vehicles per household

Vehicles% of households
No vehicle1.1%
1 vehicle12.6%
2 vehicles36.0%
3 or more50.2%

Heating fuel

Fuel type%
Utility gas90.1%
Electricity6.1%
Propane / LP gas0.7%
Solar0.4%
No fuel used2.7%

Households & families

Household typeCount%
Married-couple family5,85770.3%
Cohabiting couple4305.2%
Male householder, no spouse91711.0%
Female householder, no spouse1,12813.5%
Households with children under 184,34952.2%
Households with seniors (65+)1,89422.7%
Average household size3.87

Marital status

StatusMaleFemale
Never married30.0%32.0%
Married57.3%53.9%
Separated4.8%2.3%
Widowed0.8%3.1%
Divorced7.1%8.7%

Education

Less than 9th grade 5.3%
Some HS, no diploma 8.7%
HS graduate 36.0%
Some college, no degree 23.5%
Associate's degree 10.9%
Bachelor's degree 12.8%
Graduate / professional 2.9%
Metric%
HS diploma or higher86.0%
Bachelor's or higher15.7%

School enrollment (ages 3–17)

TypeCount%
Nursery / preschool7396.9%
Kindergarten3062.9%
Elementary school5,27149.2%
High school2,79526.1%
College / grad school1,60515.0%

Employment

Industry of employment

Manufacturing 15.3%
Education & healthcare 13.6%
Retail trade 12.5%
Construction 10.7%
Transportation & utilities 10.6%
Professional & management 10.0%
Arts, food & hospitality 7.8%
Finance & real estate 6.7%
Wholesale trade 5.0%
Other services 2.7%
Public administration 2.6%
Agriculture & mining 1.5%
Information 1.0%

Occupation

Category%
Management, business & arts24.7%
Service12.9%
Sales & office25.8%
Natural resources & construction14.7%
Production & transportation21.8%

Employment type

Type%
Private sector85.3%
Government12.0%
Self-employed2.6%
Unpaid family workers0.1%

Commute

Method%
Drive alone78.2%
Carpool11.1%
Public transit1.4%
Walk0.6%
Work from home8.1%
Other means0.5%
Avg commute (minutes)24.3

Poverty

All people 5.8%
Under 18 years 7.2%
18 and over 5.1%
Married-couple families 2.5%
Female-led households 11.8%

Income support

Source% of households
Social Security22.5%
Retirement income18.6%
Supplemental Security4.4%
Cash public assistance1.6%
Food stamps / SNAP3.7%

Health indicators

Condition%
Obesity31.1%
High blood pressure22.4%
High cholesterol24.6%
Diabetes7.8%
Heart disease3.6%
Stroke1.9%
Asthma11.0%
Arthritis16.4%
Kidney disease2.0%
Pulmonary disease3.9%
Cancer3.9%
Behavior / access%
Smoking11.2%
Binge drinking15.0%
No physical activity18.8%
Less than 7 hrs sleep32.1%
Depression25.5%
Fair or poor health11.5%
Poor mental health16.9%
Poor physical health8.3%
No health insurance18.1%
Visited doctor (checkup)66.1%
Visited dentist67.3%
Cholesterol screening82.3%
Teeth loss11.1%

Veterans & disability

VeteransCount%
Civilian veterans8584.0%
Disability%
Any disability9.2%
Under 182.1%
18–64 years8.5%
65 and over43.3%

Health insurance coverage

Type%
Private insurance67.6%
Public insurance22.5%
No insurance16.0%
Uninsured under 1911.6%

Language & origin

Language spoken at home (age 5+)

LanguageCount%
English only29,97592.9%
Spanish4,26314.2%
Other Indo-European3,74612.5%
Asian & Pacific Islander1680.6%
Other languages3491.2%

Place of birth & citizenship

OriginCount%
Native born (US)26,17981.2%
Born in same state25,82880.1%
Born in different state19,40960.2%
Foreign born3511.1%
Naturalized citizen6,08118.8%
Not a US citizen2,20536.3%

Ancestry

AncestryCount%
French4,80014.9%
Arab7712.4%
Dutch7262.3%
Italian6071.9%
AncestryCount%
English2300.7%
Polish1930.6%
German180.1%

Technology access

Metric% of households
Computer access25.8%
Internet access95.9%

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

Frequently asked questions about ZIP code 84128

What city is ZIP code 84128 in?

ZIP code 84128 is primarily assigned to West Valley City, Utah.

What county is ZIP code 84128 in?

ZIP code 84128 falls within Salt Lake County, Utah.

Is ZIP code 84128 family-oriented?

34% of residents in ZIP code 84128 are under 18, reflecting a younger, family-oriented community.

Is ZIP code 84128 mostly owner-occupied?

89% of occupied units in ZIP code 84128 are owner-occupied, well above the national average.

What is the typical home value in ZIP code 84128?

The median home value in ZIP code 84128 is $344,500.

What is the population of ZIP code 84128?

ZIP code 84128 has an estimated population of 32,260 residents, with a density of 3,850 people per square mile.

What timezone is ZIP code 84128 in?

ZIP code 84128 observes the MST timezone.

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