Alto Pass · Union County · IL
King Hollow Trail is a 2.0-mile easy trail near Alto Pass, in Union County, IL. It climbs 82 ft and descends 384 ft, between 476 ft and a high point of 797 ft. Easy difficulty: calculated from 4% avg grade · 3.9 mi round trip, 462 ft climb. The surface is ground. 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.