Sole Survivor Backyard Ultra 2027
Sole Survivor Backyard Ultra is a backyard ultra in Richland, WA on September 11, 2027. 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
- 47 ft
- Course record
- 35 yards (146 mi), 2024
- Hour cap
- Not published