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Yerkes, Pennsylvania 
Summary
Yerkes is an unincorporated village in Upper Providence Township, Montgomery County, Pennsylvania, United States, just southwest of Collegeville. Yerkes is situated at a former road crossing of the Perkiomen Creek.
Yerkes, Pennsylvania | |
|---|---|
Unincorporated community | |
  Yerkes | |
| Coordinates: 40°10′11″N 75°27′49″W / 40.16972°N 75.46361°W | |
| Country | United States |
| State | Pennsylvania |
| County | Montgomery |
| Township | Upper Providence |
| Elevation | 115 ft (35 m) |
| Time zone | UTC-5 (Eastern (EST)) |
| • Summer (DST) | UTC-4 (EDT) |
| ZIP code | 19426 |
| Area code(s) | 610 and 484 |
| GNIS feature ID | 1191885[1] |
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