Fox Forest Loop is a 13 mile loop trail located near Hillsborough, NH. The trail is primarily used for hiking and mountain biking and is accessible from May until November. 13.0 miles 200 feet Loop hiking mountain biking Hide Map AllTrails Terrain Road Satellite Expand Map Sign up now to see this map! Reviews (0)Photos (0)Tracks (1)No one has reviewed this trail yet. Be the first!