Jersey Devil reports in Pennsylvania
1 case, best-documented first. Page 1 of 1.
We map claims, not creatures. A case is what some source says someone saw or heard, with the link to that source. It is not proof that anything was there, and a retelling counts once, not as a second sighting.

Jersey Devil · Downingtown, Pennsylvania · 1932
Witness reports a posse searched for the Jersey devil, described as resembling an animal form that cavorted on hands and feet like a monkey, which was sighted in trees and chicken coops.