Canaan · Grafton County · NH
Black Bog Trail is a 2.5-mile easy (green) trail near Canaan, in Grafton County, NH. It climbs 181 ft and descends 401 ft, between 1,429 ft and a high point of 1,733 ft. Mapped for hiking, trail running, mountain biking, ski.
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Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Updated 2026-07-21. Open the interactive map for routing, weather, and offline use.