Sources & Methodology
This map covers twelve Southeastern and South Central Pennsylvania counties. Precinct boundaries, municipal overlays, and certified/unofficial election returns were downloaded directly from the county GIS portals and election offices listed below and normalized with GDAL and PMTiles tooling. Unless noted otherwise, vote totals reflect the latest uploads available on November 7, 2025.
Read more: Building an interactive election map for Southeastern Pennsylvania
| County | Precinct boundaries | Election results |
|---|---|---|
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