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ZIP code 84120: West Valley City, UT

84120 is a ZIP code in West Valley City, Utah, mainly in Salt Lake County, part of the Salt Lake City-Murray, UT metro area. About 50,799 people live here.

Population
50,799
Median household income
$94,306
Typical home value
$465,000+0.2% in 12 months
Median rent
$1,467gross, per month
Median age
31.3
Homeowners
76.3%of occupied homes
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Shaded: ZIP code 84120's area. Click anywhere on the map to see which ZIP code it's in.

ZIP codes within 10 milesWithin 25 miles

ZIP code 84120 details

CityWest Valley City
StateUtah
CountySalt Lake County
Metro areaSalt Lake City-Murray, UT
Time zoneMountain Time (UTC−7), observes daylight saving time
TypeStandard (delivery area)
Land area10.1 sq mi
Population density5,030 people per sq mi
Bachelor's degree or higher15.2% of adults 25+
Average commute21.6 minutes
Center coordinates40.69686, -112.00174

Median rent in 84120 by bedrooms

SizeMedian gross rent
1 bedroom$1,109/mo
2 bedrooms$1,348/mo
3 bedrooms$1,551/mo
4 bedrooms$1,854/mo
5+ bedrooms$2,225/mo

Gross rent includes utilities paid by the tenant. ACS 2020–2024; sizes with too few rentals to estimate are left out.

ZIP codes near 84120

ZIP codeCityDistancePopulation
84128West Valley City, UT2.2 mi32,126
84184Salt Lake City, UT2.7 mi—
84119West Valley City, UT2.9 mi50,070
84118Salt Lake City, UT3.4 mi42,853
84129Salt Lake City, UT3.6 mi37,442
84104Salt Lake City, UT3.8 mi23,420
84199Salt Lake City, UT3.8 mi—
84123Salt Lake City, UT5.0 mi37,054

Population and median household income: ACS 2020–2024 5-year estimates. Typical home value: Zillow Home Value Index (September 2026) where available, otherwise the ACS median owner-reported value. "PO Box" marks ZIP codes with no delivery area of their own. Methodology

Buying a home in 84120?

A typical home in ZIP code 84120 is worth about $465,000 (Zillow Home Value Index). The median household here earns $94,306 a year. See what buying here would cost per month, with Utah average taxes and insurance filled in.

Monthly payment for a $465,000 homeWhat can a $94,306 income afford?Rental property numbers

About ZIP code 84120

What city is ZIP code 84120?

ZIP code 84120 is in West Valley City, UT, in Salt Lake County.

What county is ZIP code 84120 in?

84120 is mainly in Salt Lake County, Utah.

What is the population of ZIP code 84120?

About 50,799 people live in ZIP code 84120, according to the American Community Survey 2020–2024 5-year estimates.

What time zone is ZIP code 84120 in?

84120 is in Mountain Time (UTC−7). It observes daylight saving time.

What other ZIP codes does West Valley City have?

West Valley City, UT also uses 84119 and 84128.