Altadena · Los Angeles County · CA
Lower Sam Merrill Trail is a 2.6-mile hard trail near Altadena, in Los Angeles County, CA. It climbs 2,842 ft and descends 1,493 ft, between 1,849 ft and a high point of 3,220 ft. Hard difficulty: calculated from 31% avg grade · 5.3 mi round trip, 4,342 ft climb. The surface is unpaved. Mapped for hiking, trail running, mountain biking.
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Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Open the interactive map for routing, weather, and offline use.