Marksboro · Warren County · NJ
Gnome Hollow Trail is a 4.0-mile trail near Marksboro, in Warren County, NJ. It climbs 728 ft and descends 727 ft, between 481 ft and a high point of 655 ft. Mapped for hiking.
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Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Open the interactive map for routing, weather, and offline use.