Cuyamaca 100K

The Cuyamaca 100K is an ultramarathon held in Cuyamaca Rancho State Park near Julian, California, about an hour east of San Diego. The race features a challenging course composed of three distinct loops starting and ending at Camp Cuyamaca. The first loop covers 31.5 miles on the park's western side, including a climb to Cuyamaca Peak at 6,500 feet.

The second loop spans 12.6 miles near Oakzanita Peak, while the final 18.3-mile loop traverses the northern park area, briefly entering Anza Borrego and following the Pacific Crest Trail with stunning desert views. The event offers a scenic and varied trail running experience through mountainous and desert landscapes. Visit the organization's website for the most recent information.