Catalina Island Marathon

MAR
14
2026
Read all about the Catalina Island Marathon on 14 Mar 2026 in Avalon.
Sat 14 Mar 2026
26 miles 6 miles 3 miles

Always double-check with the organizer's website! This page may contain affiliate links.

Event overview

The 2026 Catalina Island Marathon, 10K, 5K is scheduled for March 14, 2026 in Avalon, CA (90704). This edition is the 48th annual running of the event. The marathon is listed as California’s State Off-Road Marathon Championship and is described as the oldest trail marathon in the state. Organizers moved the 2026 marathon date from March 7 to March 14 for this year only. Entrants were offered the option to transfer their registration to the new date or defer their entry to 2027 via RunSignup.

Races, course and eligibility

The event features multiple distances and a kids race. The course runs on Catalina Island and goes through the Catalina Island Conservancy, with sections noted for ocean views and rolling green hills.

  • 26.2 miles (marathon) : open to ages 16 to 100
  • 6.2 miles (10K)
  • 3.1 miles (5K)
  • Kids Run : open to ages 3 to 13

The event page lists a Triple Crown Challenge that includes the 2026 Catalina Island Marathon, the 2026 Catalina Island Half Marathon, and a 2027 Avalon 50M/50K. Sponsors named on the event page include Catalina Express, Catalina Island Health, Hi-Tec, and several local businesses. Visit the organization's website for the most recent information.

26 mi
Catalina Island Marathon 26.2 Miles
6 mi
Catalina Island 10k 6.2 Miles
3 mi
Catalina Island 5k 3.1 Miles
Kids Run
Catalina Island Triple Crown Challenge

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