Sports · Race
Cuyamaca 100K Endurance Run
Experience the challenge of the Cuyamaca 100K Endurance Run in the beautiful San Diego mountains.
Sat, 3 Oct 2026
6:30 AM – 10:00 PM (America/Los_Angeles)
Cuyamaca Rancho State Park
Julian , California
The Cuyamaca 100K Endurance Run is a premier ultra-marathon event held in the stunning Cuyamaca Rancho State Park near Julian, California. Since 2012, this race has challenged runners with a scenic 100-kilometer course through the San Diego mountains. Featuring three loops that start and end at Camp Cuyamaca, the race offers a unique and demanding experience for ultra-runners. Join us on October 3, 2026, for an unforgettable adventure in the heart of nature.
What to Expect
A demanding ultra-marathon race through rugged mountain trails.
Who Should Attend
- Ultra-runners
- Endurance athletes
- Trail running enthusiasts
- Outdoor sports fans
Agenda Overview
The race begins at 6:30 AM.
Venue & Address
Organizer
Cuyamaca 100K · Organization
Organizers of the annual Cuyamaca 100K Endurance Run in the San Diego mountains.
Frequently Asked Questions
What is the distance?
100 kilometers.
Where is the race?
Cuyamaca Rancho State Park, Julian, CA.
Is it a loop course?
Yes, it consists of three loops.
When did it start?
The event has been held since 2012.
Is registration required?
Yes, registration is required for participants.
Where can I find more info?
Visit the official race website.
Tags
Running
Ultra
100K
California
Julian
Sports
Endurance
Summary
A challenging 100K ultra-marathon race held in Cuyamaca Rancho State Park, California.
Reference:
raceraves.com
Highlights
- 100K ultra-marathon distance
- Scenic mountain course
- Cuyamaca Rancho State Park
- Challenging three-loop format
- Established endurance event
- Beautiful California landscape
More in Julian
Something wrong?
If this event has incorrect information or needs an update, email us and we'll fix it.