Portola Valley · San Mateo County · CA
Alpine Trail is a 1.5-mile easy 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. Easy difficulty: calculated from 3% avg grade · 3.0 mi round trip, 205 ft climb. The surface is unpaved. Mapped for hiking, trail running.
All San Mateo County trailsSan Mateo County hikingCA trails
Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Open the interactive map for routing, weather, and offline use.