Keystone · Summit County · CO
Jam Rock is a 0.6-mile hard trail near Keystone, in Summit County, CO. It climbs 38 ft and descends 572 ft, between 10,439 ft and a high point of 10,972 ft. Hard difficulty: calculated from 20% avg grade · 1.2 mi round trip, 610 ft climb. Mapped for hiking, trail running, mountain biking.
All Summit County trailsSummit County mountain bikingSummit County hikingCO trails
Trail data © OpenStreetMap contributors (ODbL). Elevation: USGS 3DEP. Open the interactive map for routing, weather, and offline use.