Williamstown · Gloucester County · NJ
Duffy Outer Loop Walking Trail is a 0.9-mile easy (green) trail near Williamstown, in Gloucester County, NJ. It climbs 7 ft and descends 7 ft, between 126 ft and a high point of 139 ft. The surface is dirt. Mapped for hiking, trail running.
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Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Open the interactive map for routing, weather, and offline use.