Western States 100
Featured
Olympic Valley, California, US
Race Day
Sat, Jun 27
22d away
Course
Trail
| ultra5500m | Extreme |
The world's oldest 100-mile trail race from Squaw Valley to Auburn through the Sierra Nevada. Snow-capped passes, river crossings, and scorching canyons.
369 participants
ultra100-mileiconichistoricmountainlottery
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Why Run This Race?
- ✓Challenging terrain — 5500m of climbing
- ✓Warm conditions — historical average 23°C, plan hydration
- ✓Full course map with segment-by-segment weather analysis
Similar Races
10 Years of Race Day Weather
Year-by-year breakdown, trends, and conditions that shaped past races
Frequently Asked Questions
All Upcoming Races
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