11th Hour Bear Creek Backyard Ultra 2026
11th Hour Bear Creek Backyard Ultra is a backyard ultra in Lakewood, CO on October 31, 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
- Not published
- Course record
- Not published
- Hour cap
- Not published