Glendora · Los Angeles County · CA
Colby Trail is a 0.7-mile moderate trail near Glendora, in Los Angeles County, CA. It climbs 581 ft and descends 37 ft, between 1,039 ft and a high point of 1,583 ft. Moderate difficulty: calculated from 17% avg grade · 1.4 mi round trip, 624 ft climb. The surface is ground. 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.