Catalina Island Marathon
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Catalina Island Marathon, 10K, 5K
The event is scheduled for March 14, 2026 in Avalon on Catalina Island, California. The 2026 running is the 48th annual edition and is designated as California's State Off-Road Marathon Championship. Organizers describe the marathon as the oldest trail marathon in the state.
Courses run on trails managed by the Catalina Island Conservancy and pass ocean-facing viewpoints and rolling green hills. The event program includes multiple distance options and a family activity for children.
Distances and event options:
- 26.2 miles Marathon
- 6.2 miles 10K
- 3.1 miles 5K
- Kids Run open to ages 3 to 13
- TRIPLE CROWN Challenge
Organizers announced a one-year date change for 2026, moving the race from March 7 to March 14. For that change they offered options to roll entries to the new date or to defer entries to 2027. Visit the organization's website for the most recent information.
