Zip Code 84123 — Salt Lake City, UT
84123 is a ZIP Code associated with Salt Lake City, UT, located within Salt Lake. The postal region supports an estimated population of 37,054 residents across Data Pending housing units, with a population density of 1,729.4 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (40.658370, -111.921770)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 84123 |
| Primary City | Salt Lake City |
| State / Province | UT |
| County | Salt Lake |
| Total Population | 37,054 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 1,729.4 people/sq mi |
| Timezone | America/Denver |
How 84123 Compares
| Metric | ZIP 84123 | Salt Lake County | UT State Average |
|---|
| Population | 37,054 | 1,199,921 | 3,390,495 |
| Median Income | Data Pending | N/A | N/A |
| Population Density | 1,729.4 /sq mi | -- | -- |
Nearby ZIP Codes
| ZIP Code | City | Distance | Population | Median Income |
|---|
| Zip 84107 | Salt Lake City | 2.0 mi | 38,257 | N/A |
| Zip 84129 | Salt Lake City | 2.1 mi | 37,442 | N/A |
| Zip 84119 | West Valley City | 3.3 mi | 50,070 | N/A |
| Zip 84047 | Midvale | 3.4 mi | 37,411 | N/A |
| Zip 84084 | West Jordan | 3.5 mi | 31,542 | N/A |
Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →