6th Hell Creek 100 Mile Race
6th Hell Creek 100 Mile Race is a 161 km ultramarathon in Sylvan Grove, KS, United States, taking place on Oct 3 – Oct 4, 2026.
- Date
- Oct 3 – Oct 4, 2026
- Distance
- 161 km
- Location
- Sylvan Grove, KS, United States
- Format
- Fixed distance