Zip Code 15423 — Coal Center, PA
15423 is a ZIP Code associated with Coal Center, PA, located within Washington. 15423 ranks #20 out of 56 ZIP codes in Washington County by population (and #974 out of 1,832 in PA). The area supports an estimated population of 1,846 residents across Data Pending housing units, with a population density of 41.6 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (40.088040, -79.925380)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 15423 |
| Primary City | Coal Center |
| State / Province | PA |
| County | Washington |
| Total Population | 1,846 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 41.6 people/sq mi |
| Timezone | America/New_York |
How 15423 Compares
| Metric | ZIP 15423 | Washington County | PA State Average |
|---|
| Population | 1,846 | 224,174 (Total) | 13,018,637 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 41.6 /sq mi | -- | -- |
| County Pop Rank | #20 of 56 | -- | -- |
Nearby ZIP Codes
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 →