Biggest Little Ultra Races in Sparks Nevada

The Biggest Little Ultra and Backyard Ultra are ultramarathons. 

The Biggest Little Ultra is has both fixed time and fixed distance race options held over two days for runners and walkers. The Biggest Little Ultra offers a 6 hour, 12 hour, 24 hour and 48 hour race as well as a 100 mile and 50 mile race. It will be held October 9-11, 2026, at the Sparks Marina in the Sparks / Reno area of Nevada. Everyone welcome! 

The Sparks Backyard Ultra is a "last person standing" race where runners complete a 4.167-mile loop every hour, on the hour, until only one runner remains. There's no finish line—the race continues indefinitely.  Finish your loop early? Rest until the bell rings for the next one. Miss the start or fail to finish in time? You're out. It's the ultimate test of endurance, strategy, and mental toughness. The Sparks Backyard Ultra will be held on June 20, 2026 at the Sparks Marina. 

Learn more: https://www.biggestlittleultra.com