Event Information

 Nathrop, United States
18 July 2025

High Lonesome 100 2025

The High Lonesome 100 is a high flying endurance race in the Sawatch Range of the Colorado Rocky Mountains. With 23,500' of vertical gain, reaching an elevation of 13,150', it's a hell of a course. The race runs in a loop through some of the most beautiful singletrack in the state, and takes runners on the National Continental Divide and Colorado T

The High Lonesome 100 is a high flying endurance race in the Sawatch Range of the Colorado Rocky Mountains. With 23,500' of vertical gain, reaching an elevation of 13,150', it's a hell of a course. The race runs in a loop through some of the most beautiful singletrack in the state, and takes runners on the National Continental Divide and Colorado T

The High Lonesome 100

ITRA Points
Mountain Level
  -
Finisher Level
  460
National League
-

Course details

 Race Date: 2025/07/18
 Start Time: 06:00:00
 Participation: Solo
 Distance: 162.50
 Elevation Gain: +7163
 Elevation Loss: -7163
 Time Limit: 37:0:0
 Number of Aid Stations: 16
 Number of Participants: 225