US ZIP Code
84120

West Valley City, UT

Salt Lake County  ·  Utah

● Active
👥 50,589 Population ↓ 4% since 2019
💰 $90,847 Median HH Income
▲ 19% above avg ↑ 32% since 2019
🎂 30.9 Median Age ↑ 2% since 2019
🏠 $370,800 Median Home Value
▲ 33% above avg ↑ 69% since 2019
🎓 25.4% College Grads
▼ 34% below avg
📊 3.4% Unemployment
▼ 31% below avg ↓ 32% since 2019
ZIP Code Details
ZIP Code84120
CityWest Valley City
StateUtah (UT)
CountySalt Lake County
Area Code385/801
Elevation4,274 ft
Latitude40.69686
Longitude-112.001744
TimezoneDenver (DST)
FIPS49035
ZIP TypeStandard
StatusActive
People & Population (ACS 2023)
♂ Male 52.3% (26,463) Female 47.7% (24,126) ♀

Race & Ethnicity

White: 41.9%Hispanic: 40.1%Black: 2.1%Asian: 6.5%Other: 3%Race
White41.9%
Hispanic40.1%
Black2.1%
Asian6.5%
Other3.0%

Age Breakdown

Under 5
8%
5–17
23%
18–24
10%
25–44
28%
45–64
21%
65+
5%

Key Indicators

Median Age30.9 yrs ↑ 2% since 2019
Avg Household Size3.73
Below Poverty12.6% ▲ 26% above avg
College Grads25.4% ▼ 34% below avg
Unemployment3.4% ▼ 31% below avg
No HS Diploma1,125 (4.3%)
HS Graduate10,115 (38.7%)
Some College3,777 (14.4%)
Associates4,494 (17.2%)
Bachelors2,344 (9%)
Graduate Degree4,309 (16.5%)

Education

No HS: 4.3%HS Grad: 38.7%Some College: 14.4%Associates: 17.2%Bachelors: 9%Graduate: 16.5%Edu
No HS4.3%
HS Grad38.7%
Some College14.4%
Associates17.2%
Bachelors9.0%
Graduate16.5%
Housing & Income

Housing Tenure

Owner: 75.6%Renter: 24.4%Tenure
Owner75.6%
Renter24.4%

Home Value Distribution

Under $50k
2%
$50k–100k
1%
$100k–150k
1%
$150k–200k
1%
$200k–300k
19%
$300k–500k
63%
Over $500k
13%

Financials

Median HH Income$90,847 ▲ 19% above avg ↑ 32% since 2019
Median Home Value$370,800 ▲ 33% above avg ↑ 69% since 2019
Home/Income Ratio4.1x (nat avg ~3.5x)
Median Rent$1,434/mo ↑ 32% since 2019
Total Units14,184
Vacant Units662
Avg HH Size3.73

Income Distribution

Under $25k
7%
$25k–50k
13%
$50k–75k
19%
$75k–100k
15%
$100k–150k
26%
$150k–200k
11%
Over $200k
8%
Employment & Commute

How People Get to Work

Drove Alone
85%
Public Transit
2%
Walked
1%
Work From Home
12%

Commute Time

Under 15 min
23%
15–30 min
53%
30–45 min
17%
Over 45 min
7%
Housing Stock

Year Built

Before 1940
0%
1940s–1950s
13%
1960s–1970s
23%
1980s–1990s
12%
2000+
52%

Summary

Total Units14,184
Vacant662
Owner Occupied75.6%
Renter Occupied24.4%
Avg HH Size3.73
Frequently Asked Questions
ZIP code 84120 is in West Valley City, UT, in Salt Lake County.
ZIP code 84120 is located in Utah (UT).
ZIP code 84120 is in Salt Lake County, UT.
ZIP 84120 observes the Denver timezone. Daylight Saving Time is observed.
The estimated population of ZIP code 84120 is 50,589 people (ACS 2023).
The median household income in ZIP code 84120 is $90,847 (ACS 2023).
The median home value in ZIP 84120 is $370,800 (ACS 2023).
About ZIP Code 84120

ZIP code 84120 is located in West Valley City, Utah, within Salt Lake County. With a population of 50,589, this is a highly populated ZIP code with a relatively young community — the median age is 30.9 years. Economically, 84120 is a middle-income ZIP code: the median household income of $90,847 is above the national average.

Real estate in ZIP code 84120 represents a mid-range housing market. The median home value of $370,800 is above the national average. Renters can expect to pay around $1,434 per month in median rent. Homeownership is strong here — 75.6% of occupied units are owner-occupied, suggesting an established, stable residential community. Median home values have increased by 69% since 2019.

The population of 84120 is racially diverse, with White as the largest group at 41.9%. Residents are moderately educated — 25.4% hold a bachelor's degree or higher, which is below the national average. Poverty affects some residents at 12.6%. Household income has grown by 32% since 2019.

The unemployment rate in 84120 stands at 3.4%, which is below the national average. As in most parts of the country, driving alone is the dominant commute mode at 71%.

Overall, ZIP code 84120 in West Valley City, UT is characterized as middle-income, moderately educated, a relatively young community, and predominantly owner-occupied. With 50,589 residents, a median household income of $90,847, and a median home value of $370,800, it offers a clear picture of life in this part of Utah.