Zip Code 17844 — Mifflinburg, PA
17844 is a ZIP Code associated with Mifflinburg, PA, located within Union. 17844 ranks #2 out of 11 ZIP codes in Union County by population (and #410 out of 1,832 in PA). The area supports an estimated population of 10,291 residents across Data Pending housing units, with a population density of 37.3 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (40.959040, -77.087470)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 17844 |
| Primary City | Mifflinburg |
| State / Province | PA |
| County | Union |
| Total Population | 10,291 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 37.3 people/sq mi |
| Timezone | America/New_York |
How 17844 Compares
| Metric | ZIP 17844 | Union County | PA State Average |
|---|
| Population | 10,291 | 36,864 (Total) | 13,018,637 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 37.3 /sq mi | -- | -- |
| County Pop Rank | #2 of 11 | -- | -- |
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 →