Backyard Ultra – Summit Trail Racing 2026
Backyard Ultra – Summit Trail Racing is a backyard ultra in Marble Falls, TX on November 21, 2026. A 4.167-mile yard every hour until one runner is left. See its course record, hour cap and past editions on Find My Ultra.
- Format
- Backyard ultra — a 4.167-mile yard every hour until one runner is left
- Gain per yard
- 98 ft
- Course record
- 68 yards (283 mi), 2025
- Hour cap
- Not published