27th Heartland 100 km Race
27th Heartland 100 km Race is a 100 km ultramarathon in Cassoday, KS, United States, taking place on Oct 10 – Oct 11, 2026.
- Date
- Oct 10 – Oct 11, 2026
- Distance
- 100 km
- Location
- Cassoday, KS, United States
- Format
- Fixed distance