Big Sky · Gallatin County · MT
Fs 3100D is a 1.1-mile moderate trail near Big Sky, in Gallatin County, MT. It climbs 125 ft and descends 352 ft, between 7,355 ft and a high point of 7,646 ft. Moderate difficulty: calculated from 9% avg grade · 2.1 mi round trip, 476 ft climb. 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.