Hardrock 100 Endurance Run 2024
Silverton, Colorado Silverton, CO, United StatesUpdated April 1, 2024 The Hardrock 100 Endurance Run is an ultramarathon of 102.5 miles, plus 33,197 feet of climb and 33,197 feet of descent for a total elevation change of 66,394 feet, at an average elevation of over 11,000 feet. This course offers a graduate-level challenge for endurance runs and is considered one of…