Cuyamaca 100K
OCT
2
2027
Read all about the Cuyamaca 100K on 2 Oct 2027 in Descanso.
Sat 2 Oct 2027
100 kilometers
Always double-check with the organizer's website! This page may contain affiliate links.
About the race
The Cuyamaca 100K will take place in Descanso on Saturday 2 October 2027. You can run 100 kilometers. Visit the organization's website for the most recent information.
100 km
100k
Events nearby
Trail marathon on November 1, 2026 at Red Tailed Roost Trailhead in Mount Laguna; registration opens August 8, 2026 on UltraSignup.
A 50 mile point to point trail race through Cleveland National Forest and Cuyamaca Rancho State Park, featuring Stonewall Peak and Oriflamme Canyon. Aid stations, drop bag rules, shuttle options, and finish amenities at Stagecoach Trails are provided..
Timed 6 and 12 hour trail events on a 2.5K loop near Mt. Woodson in Ramona with one aid station per lap and a field limit of 50 SURF members.