Cupertino · Santa Clara County · CA
Forbidden Loop is a 0.2-mile trail near Cupertino, in Santa Clara County, CA. It climbs 73 ft and descends 55 ft, between 488 ft and a high point of 519 ft. The surface is unpaved. Mapped for hiking, trail running.
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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.