13th Booneville Backroads Ultra 100 Mile
13th Booneville Backroads Ultra 100 Mile is a 161 km ultramarathon in Booneville, IA, United States, taking place on Sep 5 – Sep 6, 2026.
- Date
- Sep 5 – Sep 6, 2026
- Distance
- 161 km
- Location
- Booneville, IA, United States
- Format
- Fixed distance