Endurance Grid lists thirty-three trail running 8 milers across the US, from September 2026 to September 2027 across 21 states.
An 8-mile race is a running race where athletes run 8 miles long (12.9 kilometers) for time.
Trail running 8 milers are busiest in September and October, with the most in Colorado, Pennsylvania, Texas, and Illinois.
Endurance races happening in the next 7 days, in date order. Browse what’s coming up and sign up soon.