5th Ironstone 100 km Race
5th Ironstone 100 km Race is a 100 km ultramarathon in Hollidaysburg, PA, United States, taking place on Jul 11, 2026. This edition has already taken place.
- Date
- Jul 11, 2026
- Distance
- 100 km
- Location
- Hollidaysburg, PA, United States
- Format
- Fixed distance