Western States Endurance Run

The Western States Endurance Run is a prestigious 100-mile ultramarathon held in Olympic Valley, California, starting at the site of the 1960 Winter Olympics. The course follows the historic Western States Trail, stretching from Olympic Valley to Auburn through rugged and remote terrain. Runners face a challenging elevation profile, beginning with a steep 2,550-foot climb to Emigrant Pass within the first four miles, followed by a total ascent of 15,540 feet and a descent of 22,970 feet.

The trail traces routes used by Native Americans and 19th-century miners, offering a demanding and scenic experience in California's gold country. Visit the organization's website for the most recent information.