ZIP code
15123
West Mifflin, PA
15123 covers West Mifflin in Allegheny County, with 2 people in the ACS 2023 estimate.
Figures are for the Census ZIP Code Tabulation Area (ZCTA), which is not the same as a USPS ZIP code. A PO Box or unique ZIP may have no ZCTA and no demographics. Methodology
U.S. Census Bureau, ACS 2019–2023 5-year (vintage 2023). Geography: ZCTA 15123. Methodology
ZIP code map of 15123

About ZIP code 15123
More enterprise fields
Commercial ZIP directory · not ACS
Commercial ZIP directory population_count for ZCTA 15123. Not ACS. Methodology
People in 15123
Race
- White3
- Black or African American1
- American Indian or Alaska Native1
Hispanic or Latino (any race): 0
Age
- 30 to 391
- 40 to 492
- 70 to 792
Income and housing in 15123
Education
- High school graduate100.0%
- Bachelor's degree100.0%
- Graduate degree0.0%
Places covering 15123
Cities and places — Population overlap
Share of this ZIP/ZCTA’s population located within each place, based on ZIP Code Database place-overlap data. This is a population measure, not land-area overlap or the Census-place population.
- West Mifflin100.0%
ZIP Code Database place-overlap table, field percent_of_zip_population_in_place, keyed by place_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Counties — Population overlap
Share of this ZIP/ZCTA’s population located within each county, based on ZIP Code Database county-overlap data. This is a population measure, not land-area overlap or the Census county population.
- Allegheny County100.0%
ZIP Code Database county-overlap table, field percent_of_zip_population_in_county, keyed by county_geoid. Not ACS 2019–2023. Overlap vintage is the shipped overlap table and is separate from ACS. Methodology
Population history for 15123
Hover the chart or read the table below (Year | ACS | IRS).
| Year | ACS population | IRS population |
|---|---|---|
| 2021 | 4 | |
| 2022 | 3 | |
| 2023 | 2 |
ACS: U.S. Census Bureau American Community Survey 5-year estimates. IRS: Statistics of Income ZIP Code data.
ZIP codes near 15123
12 nearest ZIP centroids (any distance)
- 15236Pittsburgh2.2 miPop 31,152 · Income $87,016
- 15122West Mifflin2.3 miPop 18,939 · Income $68,984
- 15034Dravosburg2.4 miPop 1,600 · Income $47,016
- 15273Pittsburgh2.4 miPop — · Income —
- 15227Pittsburgh2.6 miPop 29,057 · Income $73,597
- 15045Glassport3.0 miPop 4,400 · Income $45,354
- 15207Pittsburgh3.5 miPop 10,751 · Income $56,466
- 15025Clairton3.6 miPop 16,659 · Income $82,917
- 15120Homestead3.6 miPop 17,999 · Income $55,205
- 15133Mckeesport3.9 miPop 6,139 · Income $66,630
- 15234Pittsburgh4.6 miPop 14,330 · Income $75,766
- 15110Duquesne4.8 miPop 5,186 · Income $41,208
ZIP centroids within 2 miles
No other ZIP codes within 2 miles of 15123, measured by Census internal-point centroids. Try a wider radius.
ZIPs within 2 miles of this place
Default is 2 miles. Distances are between ZIP centroids. Widen the radius if nothing is in range.
ZIP code 15123 FAQ
- What city is ZIP code 15123 in?
- 15123 is in West Mifflin, PA.
- What county is 15123 in?
- 15123 is in Allegheny County.
- What is the median household income in 15123?
- Median household income is not published for 15123.
- Which ZIP codes are near 15123?
- Use the radius tool on this page to list ZIP codes within a chosen distance of 15123.