Angeles National Forest Trail Race

Mount Wilson, United States • 27 Sep 2025

Angeles National Forest Trail Race takes place in Mt. Wilson, California, with start and finish at the Mt. Wilson Observatory.

The event offers two ultramarathons: 25K (about 3,500 feet of elevation gain) and 50K (about 7,000 feet), routed through the San Gabriel Mountains. The course is described as majestic and challenging, culminating in a semi-wilderness final climb up Kenyon Devore Trail to Mt. Wilson.

The 20th anniversary edition includes a limited-edition ANF Trail Race beanie, race shirts, aid stations, finisher medals, awards, and a post-race meal. Trail maintenance is provided by the ANF Trail Maintenance Team, and maps/profiles are available on the organizers’ site. Visit the organization's website for the most recent information.

Race information

50 km
50k
25 km
25k
Visit the organization's website for the most recent information.
Trail runs nearby

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A one-day event at Hahamongna Watershed Park on May 24, 2026, offering a 50K team relay, a 50K solo ultramarathon, and a 10K Fun Run for solo participants.

A spring trail event in the Angeles National Forest offering a 50k and a half marathon across Pacifico Mountain with technical singletrack, multiple aid stations and a finish festival. The 50k awards Sterling Silver Tickets and a course rec..

The City of Fullerton’s inaugural Fullerton Fit 5K Trail Run takes place June 6, 2026 on a dirt course near Brea Dam, accompanied by a Health & Wellness Fair with vendors, demonstrations, and food trucks.

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