Mongaup Mountain Loop is a 11.9 mile lightly trafficked loop trail located near Livingston Manor, New York. The trail is good for all skill levels offers a number of activity options. 11.9 miles 2483 feet Loop camping hiking mountain biking trail running Expand Map VIEW FULL MAP Sign up now to see this map! Reviews (0)Photos (0)Recordings (2)No one has reviewed this trail yet. Be the first!