Join us for the 71st Annual Fontana Days Run on Saturday, June 6, 2026, in the vibrant city of Fontana, San Bernardino! This internationally acclaimed event is recognized by the USATF as the World's Fastest Half Marathon Course, drawing runners from all walks of life. The thrilling 13.1-mile Half Marathon kicks off in the picturesque San Bernardino National Forest at an elevation of 3,800 feet and features a stunning downhill course that descends nearly 2,500 feet to the finish line at Fontana City Hall.

Whether you're aiming to set a personal record or qualify for larger races, this is the perfect opportunity to lace up your running shoes and hit the pavement. But that's not all! The Fontana Days Run also includes a variety of family-friendly events, such as a 5K Run, a 5K Race Walk, a 5K Family Fitness Walk, and a Children's Half Mile Dash, ensuring that everyone can join in on the fun. Don’t miss out on this exciting day filled with fitness, community spirit, and unforgettable memories!