Thunder River
Cascade Locks, United States
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trail160.9 kmPast eventultra
Oregon Cascades 100
This event is cancelled. Check the organiser’s website for the latest information.
Saturday, 25 July 2026 · Sisters, OR, United States
Dates and distances
- cancelled
160.9 km
- Date
- Saturday, 25 July 2026
- Location
- Sisters, OR, United States
- Distances
- 160.9 km
Plan with confidence. Race dates, prices and entry availability can change. Always confirm the latest details with the organiser before making plans. Check the official race website ↗Listing last updated 4 October 2026. This is a listing update, not a guarantee that every detail has been rechecked.
About This Race
Oregon Cascades 100 is a 161 km ultramarathon trail race held in Sisters, OR. The event takes place in July 2026.
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