ZIP Codes of Salt Lake County, UT

Population & People
Population & People
Total Population
1,199,921
Household Income
Household Income
Median Income
$96,321
Housing
Housing
Total Housing Units
450,579
Business & Economy
Business & Economy
Total Businesses
35,779
Employment
Employment
Employment Rate
69.30%
Education
Education
Bachelor's Degree+
39.41%
Source: U.S. Census ACS 2024 5-Year Estimates · rolled up across the 69 ZIPs in this county.
Data Last Updated: June 1, 2026
ZIP Codes:69 ZIP Codes (42 Standard, 18 PO Box, 9 Unique) [See All]
Area Codes:385 / 801
Timezone:Mountain (GMT -07:00)
Local Time:2:14:05 PM
Population:1,199,921 [See All]
FIPS:49035
CBSA:Salt Lake City-Murray, UT
Land Area:933 sq mi
Water Area:53 sq mi
Coordinates:40.6925, -111.9086
Quick Link:
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Utah's largest county
1,199,921 residents — the most of 29 counties in Utah.
Utah's densest county
1,286 people per square mile.
Sharp income gradient
Wealthiest ZIP earns 14.7× the poorest — $151,500 vs $10,296.
Utah's most foreign-born county
13.4% of residents are foreign-born.
Extreme geographic sprawl
The largest ZIP spans 24862× the smallest by area — 144.2 sq mi down to 0.01.
Extreme education divide
Bachelor's share ranges 13.0% to 77.0% across ZIPs — a 64-point gap.

Standout ZIPs in this County


Most Populous
Herriman · 74,603 people
6.2% of county total
Highest Income
Sandy · $151,500 median
1.6× county average
Largest Land Area
Salt Lake City · 144.2 sq mi
Spans the most ground
Fastest Growth
Herriman · 110.6% (10-yr)
35,428 → 74,603 residents
Most Educated
Salt Lake City · 77.0% bachelor's+
10,969 of 14,244 adults 25+

Things worth knowing about Salt Lake County


1,199,921 residents live across 69 ZIPs covering 933 sq mi, served by 11 distinct USPS-recognized cities.

Population moved from 1,065,793 to 1,118,287 from 2014 to 2024 — a +4.9% change. 27 ZIPs gained residents, 9 lost (and 1 held flat).

The county's wealthiest ZIP 84092 (Sandy, $151,500 median) and poorest ZIP 84112 (Salt Lake City, $10,296) are 17.0 miles apart — a 14.7× income gap across local geography.

Median home values vary 2.3× across this county — from $359,600 in 84104 (Salt Lake City) to $838,600 in 84108 (Salt Lake City).

Density varies 275× across the county — from 35 people/sq mi in 84006 (Bingham Canyon) to 9,581 in 84102 (Salt Lake City).

Educational attainment ranges from 13.0% bachelor's+ in 84044 (Magna) to 77.0% in 84108 (Salt Lake City) — the breadth of educational profiles across the area.

Within Utah, this is the #1 most populous of 29 counties and ranks #7 for median household income with the #14 fastest decade growth .

On the national stage, Salt Lake County is the #39 most populous US county .

Hosts 4 single-entity Unique ZIPs: 84132University Medical Ctr ; 84150Church Of Jesus Christ/Lds ; 84199Us Postal Service ; and 84143Salt Lake City .

Weighted by population, the typical household earns about $101,884 across the county — reflecting what a typical resident sees, not a simple ZIP average.

39.4% of adults age 25+ hold a bachelor's degree or higher (306,260 of 777,139 reporting). The most-educated ZIPs cluster around Salt Lake City.

42 Standard delivery, 18 PO Box only, 9 single-entity Unique ZIPs serve this county.

Stories about Salt Lake County


Higher-education hub

5 ZIPs in this county where more than 60% of adults 25+ hold a bachelor's degree — typically college campuses, research enclaves, or tech corridors.

Salt Lake City
77.0%
22,390 residents
Salt Lake City
68.3%
25,544 residents
Salt Lake City
66.8%
23,749 residents
Salt Lake City
66.0%
23,491 residents
Salt Lake City
60.1%
22,609 residents

Single-entity addresses

9 ZIP codes in this county serve a single facility — typically theme parks, universities, large corporations, airports, or government complexes.

Church Of Jesus Christ/Lds
6 residents
Questar Gas Company
non-residential
University Medical Ctr
non-residential
Veterans Administration Hosp
non-residential
Salt Lake City
non-residential
Utah State Tax Commission
non-residential
Salt Lake County Complex
non-residential
Us Postal Service
non-residential
American Express Co
non-residential

Two counties in one

Median household income spans 14.7× between the wealthiest and poorest ZIPs — a sign of significant intra-county inequality.

Wealthiest ZIP
Sandy
Median income: $151,500
Population: 27,651
Bachelor's+: 54.6%
vs
Poorest ZIP (pop >= 500)
Salt Lake City
Median income: $10,296
Population: 2,841
Bachelor's+: 53.8%
For every $1 of household income in 84112, the typical household in 84092 earns $14.71.

All ZIP Codes in Salt Lake County


ZIPCityTypePopulationMedian IncomeArea (sq mi)10-yr Growth
84096HerrimanStandard74,603$122,88175.1110.6%
84081West JordanStandard52,314$119,97049.816.5%
84120West Valley CityStandard50,799$94,3069.93.1%
84065RivertonStandard50,768$128,19221.326.5%
84020DraperStandard50,278$128,91027.115.1%
84119West Valley CityStandard50,070$71,37811.1-8.8%
84009South JordanStandard44,186$137,92210.5
84118Salt Lake CityStandard42,853$90,56289.5-36.2%
84088West JordanStandard39,228$105,1429.24.9%
84121Salt Lake CityStandard38,912$115,51566.2-6.2%
84116Salt Lake CityStandard38,625$66,751144.211.7%
84095South JordanStandard38,532$126,96811.5-32.7%
84107Salt Lake CityStandard38,257$72,1087.617.0%
84129Salt Lake CityStandard37,442$95,8446.7
84047MidvaleStandard37,411$75,9546.219.2%
84123Salt Lake CityStandard37,054$81,2718.4-4.4%
84106Salt Lake CityStandard35,213$101,5516.1-0.8%
84128West Valley CityStandard32,126$110,72612.812.7%
84084West JordanStandard31,542$96,0566.6-12.6%
84070SandyStandard30,472$78,9917.716.4%
84044MagnaStandard30,031$90,34620.76.1%
84115Salt Lake CityStandard28,882$65,5486.615.4%
84092SandyStandard27,651$151,50086.8-7.5%
84094SandyStandard27,507$106,7325.10.9%
84109Salt Lake CityStandard25,544$145,03452.74.5%
84117Salt Lake CityStandard24,980$87,8135.60.5%
84093SandyStandard23,871$138,5565.51.6%
84103Salt Lake CityStandard23,749$83,91626.010.6%
84105Salt Lake CityStandard23,491$99,5623.12.4%
84104Salt Lake CityStandard23,420$61,42522.5-5.9%
84124Salt Lake CityStandard22,609$120,4087.75.6%
84108Salt Lake CityStandard22,390$120,85466.110.1%
84102Salt Lake CityStandard18,777$52,1992.07.8%
84111Salt Lake CityStandard12,782$52,9521.419.2%
84101Salt Lake CityStandard9,381$72,7351.984.4%
84112Salt Lake CityStandard2,841$10,2960.727.6%
84006Bingham CanyonStandard1,060$83,00030.492.4%
84113Salt Lake CityStandard2640.5121.8%
84150Salt Lake CityUnique60.1
84114Salt Lake CityStandard00.1
84180Salt Lake CityStandard00.0
84138Salt Lake CityStandard00.0
84139Salt Lake CityUnique0.0
84133Salt Lake CityStandard0.0
84132Salt Lake CityUnique0.1
84110Salt Lake CityPO Box0.0
84151Salt Lake CityPO Box0.0
84145Salt Lake CityPO Box0.0
84147Salt Lake CityPO Box0.0
84158Salt Lake CityPO Box0.0
84148Salt Lake CityUnique0.0
84143Salt Lake CityUnique0.0
84134Salt Lake CityUnique0.0
84122Salt Lake CityPO Box0.0
84090SandyPO Box0.0
84091SandyPO Box0.0
84157Salt Lake CityPO Box0.0
84171Salt Lake CityPO Box0.0
84170Salt Lake CityPO Box0.0
84165Salt Lake CityPO Box0.0
84190Salt Lake CityUnique0.0
84199Salt Lake CityUnique0.0
84127Salt Lake CityPO Box0.0
84125Salt Lake CityPO Box0.0
84126Salt Lake CityPO Box0.0
84184Salt Lake CityUnique0.0
84131Salt Lake CityPO Box0.0
84130Salt Lake CityPO Box0.0
84152Salt Lake CityPO Box0.0

Adjacent & Nearby Counties