Fourmidable

The FOURmidable is a trail running event held in Auburn, California, featuring distances of 50K, 35.5K, half marathon, and 13K. Set in the scenic Sierra Nevada foothills, the race offers a challenging course through rugged and picturesque terrain, providing runners with a true test of endurance amidst natural beauty. The event fosters community support by matching runner donations to create a prize purse for the 50K race, with additional bonuses for breaking course records.

This race is ideal for trail enthusiasts seeking a competitive and rewarding outdoor experience in a stunning setting. Visit the organization's website for the most recent information.