ZIP code · Salt Lake City · Utah · United States

ZIP code 84129 — Salt Lake City

ZIP code 84129 serves Salt Lake City, Utah.

Postal code
84129
Single source Value from one source, not cross-checked.
City
Salt Lake City
County
Salt Lake FIPS 49035
State
Utah
Country
United States
Coordinates
40.6531, -111.9674 — precision precise (locality)
View on OpenStreetMap
Population
38,128 (ZCTA, ACS 5-year)
Population density
5,718 / sq mi
Land area
6.7 sq mi (17.3 km²) (ZCTA, ACS 5-year)
Median household income
$94,051
Per-capita income
$35,930
Median age
35.3
Households
12,175
Housing units
12,532
Median home value
$399,200
Median gross rent
$1,546 / month
Congressional district
UT-4 (119th Congress)
USDA hardiness zone
7b (5 to 10 °F)
Planting / growing zone from the 2023 USDA Plant Hardiness Zone Map: average annual extreme minimum temperature, 1991–2020.
Time zone
America/Denver (UTC−7 / UTC−6 DST)
Area codes
801, 385
Telephone area codes serving this ZIP (NANPA central-office assignments). A ZIP and an area code are different boundaries; at a border both codes may apply.

Climate — monthly normals

Warmest month Jul (avg high 94°F), coldest Jan (avg low 24°F).

JanFebMarAprMayJunJulAugSepOctNovDec
Avg high °F394555627384949281665139
Avg low °F242936425059686756443325
Precip in1.41.31.82.21.80.90.50.61.11.31.31.4

NOAA 1991–2020 climate normals from the nearest station: SALT LAKE CITY INTL AP (8.6 mi) · NOAA NCEI

Places in ZIP 84129

Places mapped inside this ZIP’s ZCTA area in OpenStreetMap. OSM is community-maintained: counts reflect what has been mapped, and completeness varies by area — treat them as at-least figures. © OpenStreetMap contributors (ODbL) · Methodology

About this page

US ZIP codes have five digits. They are postal routing areas, not administrative boundaries: a ZIP can span more than one city or county, and the city shown is the primary USPS name for that code.

GeoNames · U.S. Census Bureau (ACS) · U.S. Census Bureau · NOAA NCEI · usda-phzm. Data generated on 2026-08-21. Methodology · Report an error on this page