Texas Backyard Ultra Series 2026

🔓 Circuit Standings Sarah Sharpe leads the circuit on points. She isn't on the board. Neither are the other 88 athletes with banked loops from Rodeo and Austin's. The Official Master Standings only show athletes who have run  two circuit events. Bastrop is the unlock. One start line, and every loop you ran this year counts. See the full circuit standings → 🤠 Texas Backyard Ultra Series THE LAST FRONTIER CIRCUIT FOUR Venues  ·  One Season  ·  One Champion No finish lines. No fixed distances. Just one 4.167-mile loop every hour until only one Texan is still standing. Register for the Series → Stay Connected 4.167 Miles per loop One yard. Exactly 100 miles every 24 hours if you last that long. :60 Minutes on the clock One loop per hour, on the hour. You're in the corral or you're out. 1 Soloist remains There is no finish line. Only a last one standing. 4 Texas venues Four landscapes. Four seasons. One frontier circuit. What Is This A season-long championship across Texas. Brought to you by the team behind Run A Backyard Ultra , The Last Frontier Circuit is a multi-venue points series that crowns the ultimate endurance champion of the Lo