Alhambra Valley · Contra Costa County · CA
Old Briones Road Trail is a 0.7-mile moderate trail near Alhambra Valley, in Contra Costa County, CA. It climbs 405 ft and descends 181 ft, between 879 ft and a high point of 1,104 ft. Moderate difficulty: calculated from 16% avg grade · 1.4 mi round trip, 592 ft climb. The surface is dirt. Mapped for hiking, trail running, mountain biking, equestrian.
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Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Open the interactive map for routing, weather, and offline use.