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West Mifflin borough, PA
ZIP 15122 — People & Community
Source: U.S. Census Bureau ACS 2019–2023 5-Year Estimates. Page data updated 2026-08-02.
Middle ClassLow Snow Area
Demographics, education attainment, health access, and community lifestyle
Population & Demographics in 15122
15122 has a population of 18,939 with a median age of 46.0 yrs (49.4% male).
Health & Community Indicators in 15122
Historical Trends in 15122 (2020–Present)
Since 2020, population declined 2.9%, median income rose 8.7% (inflation-adjusted), home values increased 12.4%.
People & Community key statistics
| Population | |
|---|---|
| Population | 18,939 |
| Median age | 46.0 |
| Poverty rate | 12.1% |
| Demographics | |
|---|---|
| White | 81.6% |
| Hispanic | 2.3% |
| Black | 10.3% |
| Asian | 1.0% |
| Foreign-born | 34.6% |