Mammoth Trail Fest

Join us for the Mammoth Trail Fest, a vibrant celebration of community, nature, and adventure in Mammoth Lakes, California, from September 24 to September 27, 2026. Set against the stunning backdrop of Mammoth Mountain and the serene waters of Lake Mary, this festival offers a unique blend of trail running, live entertainment, and local charm. Whether you’re a seasoned runner or new to the trails, there’s something for everyone in this inclusive, family-friendly event.

The festival kicks off on September 24 with the Dragon’s Back Ascent, a challenging summit finish that tests your endurance and rewards you with breathtaking panoramic views. On September 25, the 50K and 26K races take participants through technical singletrack and high-altitude sections, starting and finishing in the heart of the Village Plaza. Families can join in the fun with the Kids 1K on September 26, offering a safe and exciting race for the little ones. Throughout the weekend, enjoy free live entertainment, storytelling sessions, and savor local cuisine that reflects the region’s rich flavor profile. The festival emphasizes low-impact practices, including a cup-less aid station policy and Terracycle collection for nutrition wrappers, promoting environmental stewardship.

The Mammoth Trail Fest is perfect for families seeking outdoor fun, pet-loving travelers with dog-friendly events, romantic couples looking for scenic photo spots, and large reunion groups with plenty of room for shared meals and group activities. Experience the simple joy of lakeside living as you gather around a campfire, share stories, and create lasting memories. With activities such as community shakeout runs, panels with elite athletes, and a lively expo in the main village, there’s always something to look forward to. As the season’s end gathering before the Sierra snows arrive, Mammoth Trail Fest is an unforgettable experience that combines adventure, camaraderie, and the serene beauty of one of California’s most iconic mountain destinations.

Planning your visit is easy with nearby lodging options available on Lake.com. Remember to bring picnic blankets, folding chairs, and sunscreen to ensure a comfortable and enjoyable experience. Ready to make some lakeside memories? Start planning your stay now on Lake.com.