11th Boulder Field 100 - 50 km Ultra Run
11th Boulder Field 100 - 50 km Ultra Run is a 50 km ultramarathon in Jim Thorpe, PA, United States, taking place on Sep 12, 2026.
- Date
- Sep 12, 2026
- Distance
- 50 km
- Location
- Jim Thorpe, PA, United States
- Format
- Fixed distance