Mile Madness Endurance Run 2026

The race.

Mile Madness Endurance Run takes place September 18–21, 2026, at Auburn Recreation District Regional Park in Auburn, California. Runners choose from five distances: 10 miles, 50K, 50 miles, 100 miles, and 200 miles, with events starting at various times across the weekend. The 0.75-mile looped course features aid stations, and finishers in the 48-hour and 72-hour events earn buckles. All registered runners receive a long-sleeve hooded tech shirt and socks. On-site amenities include massage therapy, food trucks, and an UltraLounge with refreshments and games for spectators and crew members.