Marblemount · Skagit County · WA
Boston Basin Trail is a 2.6-mile advanced (black) trail near Marblemount, in Skagit County, WA. It climbs 3,472 ft and descends 401 ft, between 3,195 ft and a high point of 6,288 ft. 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.