Folsom 100

The Mississippi Bar Trail Run, hosted by the Fair Oaks Recreation & Park District, is an annual trail running event held in Fair Oaks, California, on the north shore of Lake Natoma. The race features scenic courses through wetlands, oak-studded bluffs, and historic gold mining terrain. Participants..

The Cool Moon Trail Races, held in Cool, California, offer a variety of distances including 100K, 50-mile, 25-mile, 13.5-mile, 11.5-mile, and 5K races. The course features two main loops: a 13.5-mile North loop and an 11.5-mile South loop, combining single track trails and fire roads with scenic vie..

The Cool Moon 100 Mile Endurance Run is a challenging ultramarathon held in Cool, California. The race features a 100-mile course composed of four loops of two distinct trails: a 13.5-mile North loop and an 11.5-mile South loop, combining single track and fire roads with a total elevation gain of ap..

Blood, Sweat & Beers is a trail running event held in Auburn, California, nestled in the scenic American River Canyon. The race offers two challenging distances: a Long Course of 10.5 miles with over 2,470 feet of elevation gain and loss, and a Short Course of 5.9 miles with approximately 860 feet o..

The Mammoth Bar Trail Runs, hosted by Skybreaker Racing, is a new trail running event held in the Mammoth Bar OHV Area within Auburn State Recreation Area, Auburn, California. Scheduled for September 7, 2025, the event features three race distances: a half marathon, 10K, and 5K. The courses are know..

The Gold Rush Growler Trail Runs, held at Granite Beach in Folsom Lake State Recreation Area, feature scenic 10-mile and 5K trail races along shoreline and single-track trails. The 10-mile course includes paved park roads, secret trails, and varied terrain with aid stations offering water, electroly..