Mammoth Trail Fest
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Mammoth Trailfest
Mammoth Trailfest is a multi day trail running festival in Mammoth Lakes, California, centered in the Village Plaza and surrounding trails near Mammoth Mountain. The event combines multiple races with a three day festival of talks, performances, community runs, and volunteer opportunities.
Distances and event formats include:
- Mammoth Triple includes Dragon's Back Ascent, 50K, 26K
- Dragon's Back Ascent
- tenkay
- 50K
- Kid's 1K
- 26K
Entry includes limited edition trailfest swag, a unique finisher medal, post race food and drink, professional chip timing with on course splits for the 50K and 26K, well stocked aid stations, partner giveaways, community shakeout runs, fan zones, and a post race party. Bus transport is provided for the Dragon's Back Ascent start and summit descent and town transit is free for participants. Lodging discounts are available through preferred partners.
The event offers reserved or seeded entries for adaptive athletes, athletes age 70 plus, and elite athletes, and operates a waitlist for withdrawn entrants. Awards are given by gender and non binary category with ten year age groups from 15 to 70 plus; prize purses are listed for the 50K, 26K, and Dragon's Back Ascent. Participants must be at least 15 years old for the 50K, 26K, and Dragon's Back Ascent; minors need parental consent or may be considered individually when accompanied by an adult.
The organizer may cancel or postpone the event for force majeure reasons including weather, wildfire risk, or permit revocation; refunds are limited and a credit policy applies for withdrawals prior to the event. Visit the organization's website for the most recent information.
