Event Information
Auburn, United States
Western States Endurance Run 2021
The Western States Endurance Run is conducted along the Western States Trail starting at Olympic Valley, California, and ending in Auburn, California. The Run begins at 5:00 a.m. on Saturday of the last full weekend in June at the west end of Olympic Valley. Runners must reach the finish line no later than 10:59:59 a.m. on the following day in orde
Western States Endurance Run
ITRA Points
Mountain Level
Finisher Level
National League
Course details
About the Race
The Western States ® 100-Mile Endurance Run is the world’s oldest 100-mile trail race. Starting in Olympic Valley, California near the site of the 1960 Winter Olympics and ending 100.2 miles later in Auburn, California, Western States, in the decades since its inception in 1974, has come to represent one of the ultimate endurance tests in the world.
The Western States ® 100-Mile Endurance Run is the world’s oldest 100-mile trail race. Starting in Olympic Valley, California near the site of the 1960 Winter Olympics and ending 100.2 miles later in Auburn, California, Western States, in the decades since its inception in 1974, has come to represent one of the ultimate endurance tests in the world.