Past

Western States 100

Location Olympic Valley United States
Distance 100 Mile
Date June 27, 2026
Elevation Gain 5500m hillier than 9 of 17 similar races
Course TypePoint-to-point Typical WeatherSierra summer, 10-38°C (50-100°F), extreme heat in canyons WebsiteVisit Website →

The world's oldest 100-mile trail race since 1974, from Olympic Valley to Auburn, California through the Sierra Nevada.

What Makes This Race Special

  • World's oldest 100-miler since 1974
  • Sierra Nevada mountains
  • 5,500m elevation gain, 7,000m loss
  • Legendary status
  • Lottery entry system