Western States 100-Mile Endurance Run

Western States 100

The Western States 100 is one of the most prestigious ultramarathons in the world, held annually in California. This grueling race covers 100 miles of rugged terrain, starting in Squaw Valley and finishing in Auburn. Runners face challenging elevation changes, with a total ascent of over 18,000 feet.

The Western States ® 100-Mile Endurance Run is the world’s oldest 100 mile trail race. The Run starts in Olympic Valley, California, near the site of the 1960 Winter Olympics, and ends 100.2 miles later in Auburn, California. In the decades since its inception in 1974, Western States has come to represent one of the ultimate endurance tests in the world.

Race Highlights

• Stunning views of the Sierra Nevada
• Rich history dating back to 1974
• Competitive field of elite ultrarunners

Participants must qualify through other ultramarathons to gain entry, making it a true test of endurance and skill.