Hardrock 100 Endurance Run
Join Hardrock 100 Endurance Run
The Hardrock Hundred Mile Endurance Run is an ultramarathon of 100 miles in length, plus 33,050 feet of climb and 33,050 feet of descent for a total elevation change of 66,100 feet, at an average elevation of over 11,000 feet. The race is held on a loop course on 4WD roads, dirt trails, and cross country in Southern Colorado’s San Juan Range, USA.
This course offers a graduate level challenge for endurance runs. The course is designed to provide extreme challenges in altitude, steepness, and remoteness. Mountaineering, wilderness survival and wilderness navigation skills are as important in this event as your endurance.
Route map
directions_runStart address: Silverton,us
flagFinish address: Silverton,us
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The race information has been found on the official website of the event or through publicly available sources. Always refer to the official website the latest race information. Please let us know if any data is wrong or missing, by emailing us.