Catalina Island Half-Marathon

Avalon, United States • 8 Nov 2025

The Catalina Island Half-Marathon & 10K is a scenic trail running event held in Avalon, California on Catalina Island. The half-marathon covers 13.1 miles, starting in Avalon and passing the historic Wrigley Mansion before entering the island's rugged interior with challenging climbs. Runners are rewarded with stunning Pacific Ocean views at the summit, including sights of other Channel Islands on clear days.

The course descends through the picturesque Wrigley Memorial back to Avalon. The 10K offers a shorter but equally beautiful route through Avalon’s hillsides. The event combines physical challenge with breathtaking natural beauty, making it a memorable adventure for trail runners. Visit the organization's website for the most recent information.

Race information

13 mi
Half Marathon
10 km
10k
Kids Run
Visit the organization's website for the most recent information.
Trail runs nearby

The Catalina Island Marathon, held annually in Avalon, California, is the oldest trail marathon in the state and serves as California’s State Off-Road Marathon Championship. The event features multiple race distances including a full marathon (26.2 miles), 10K, 5K, and a kids' run. The course runs t..