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ZIP Code 15123
West Mifflin, PA, Allegheny County
Population
2
Land area
0.1sq mi
People per sq mi
29
City
West Mifflin
ZIP 15123 and nearby ZIP codes
ZIP 15123 at a glance
- ZIP 15123 (West Mifflin) is 90% less dense than Pennsylvania as a whole.
Economy and federal money
Businesses, pandemic loans and political donations
Business establishments
14
ZIP Business Patterns 2023
Employees
72
$3.3M annual payroll
Environment and hazard risk
ZIP 15123, from FEMA, NOAA and EPA
Natural hazard risk
Relatively High
Top: cold wave
Storm events since 1996
2,347
Countywide, mostly thunderstorm wind
Flood insurance policies
1,851
0.4% of homes, county
July high / Jan low
83° / 22°F
41.3 inches of rain a year
Frequently asked questions
- What city is ZIP code 15123?
- ZIP code 15123 is in West Mifflin, PA (Allegheny County).
- What county is ZIP code 15123 in?
- ZIP code 15123 is mostly in Allegheny County, Pennsylvania.
- How many people live in ZIP code 15123?
- About 2 people live in the 15123 ZIP Code Tabulation Area, based on American Community Survey 5-year estimates.
Source: U.S. Census Bureau (ZIP Code Tabulation Areas, American Community Survey) · Data as of 12/31/2023. ZIP Code Tabulation Areas closely match, but are not identical to, USPS ZIP code delivery areas.