Lagunitas-Forest Knolls · Marin County · CA
Thorner Ridge Trail is a 0.7-mile trail near Lagunitas-Forest Knolls, in Marin County, CA. It climbs 209 ft and descends 315 ft, between 297 ft and a high point of 525 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.