Catalina Island Marathon, 10K, 5K
About this race
California's State Off-Road Marathon Championship is also the oldest trail marathon in the state and takes place on beautiful Catalina Island located off the coast of Los Angeles and surrounded by blue ocean, green hills and more beauty than you have ever run through. Experience the Catalina Island Conservancy the way it was intended to be experienced, on foot, running, and noticing the history and beauty of the island. This is a bucket list event that you will want to run year, after year, after year.
Join fellow runners on March 13, 2027 for the Catalina Island Marathon, 10K, 5K. It's a fantastic Marathon, 10K, 5K, 1K featuring a flat and fast course in Avalon.
Pick your distance
Trail running
Catalina Island Marathon
Starting in the small town of Two Harbors on the far side of the island, you will traverse the island on dirt roads and trails heading back to Avalon. With a net elevation gain of over 4300 feet you will see spectacular vistas, ocean views and the occasional American Bison
Catalina Island TRIPLE CROWN Challenge
Running
Catalina Island 10K
Navigating the city streets of Avalon, run by historic homes, golf course and up to the Wrigley Memorial before finishing downtown near the water.
Catalina Island 5K
A hilly but fast 5K that will challenge you and reward you with views of Long Beach seldom seen off of Catalina Island
Kids Run
All kids are welcome to run our 1K, parents may escort their runner and the finish will be back downtown where the fun will be.
Weather Overview
These values represent the 16-year monthly averages for March in Avalon.
About Avalon
Catalina Island Marathon, 10K, 5K takes place in Avalon, California, United States. The local timezone is America/Los_Angeles.
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🏃 Plan Your Next Race in Avalon
Find upcoming events by distance:
- Avalon 5K Races Best Avalon routes for beginners and speed work.
- 10K Run Events in Avalon The most popular local distance in California.
- Avalon Half Marathons Top-rated 21.1K courses in the Avalon area.
- Marathons in Avalon Scenic 42.2K routes and Avalon Boston qualifiers.
- Avalon Running Calendar 2026 See all upcoming race dates.
Race information has been sourced from the event's official website and other publicly available resources. For the most up-to-date details, please refer to the official website directly. If you notice any incorrect or missing information, don't hesitate to reach out to us by email.
