Portola Valley · San Mateo County · CA
Alpine Trail is a 1.5-mile white trail near Portola Valley, in San Mateo County, CA. It climbs 20 ft and descends 169 ft, between 477 ft and a high point of 631 ft. The surface is asphalt. 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.