Catalina Island Half-Marathon
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Event details
The Catalina Island Half-Marathon & 10K takes place on November 8, 2025, in Avalon, Catalina Island, CA 90704. The event program includes a trail half-marathon, a 10K, a 1K kids fun run, and a multi-race Triple Crown challenge. The half-marathon is open to participants aged 14 and older. The kids fun run registration ends on November 8, 2025.
Courses and route
The half-marathon is a trail course that starts in Avalon, runs past the Wrigley Mansion, and enters Catalina Island's Interior for several miles of climbs. The route reaches a summit with views of the Pacific Ocean and, on clear days, other Channel Islands. The return follows a descent through the Wrigley Memorial back to Avalon. The 10K follows scenic hillsides around Avalon. Visit the organization's website for the most recent information.
- 13.1 miles - half-marathon, trail course, ages 14+
- 6.2 miles - 10K, scenic hillsides around Avalon
- 1 km - Kids fun run
- Triple Crown challenge - combined event across multiple race distances