Lace up for an unforgettable trail adventure at the Griffith Park Trail Marathon, set against the iconic backdrop of Los Angeles, California, on March 28, 2026. Offering distances for every ambitious runner, including a 50K, Marathon, 30K, Half Marathon, and 10K, this event promises a challenging yet immensely rewarding experience through one of North America's largest urban parks. The course is renowned for its intermediate to challenging terrain, featuring a dynamic mix of singletrack and doubletrack fire roads, with some asphalt sections, all while delivering breathtaking views of the Griffith Observatory, the Greek Theatre, and even the famed Hollywood Sign. Marathoners can expect significant elevation gains, reaching around 5,118 feet, making it a true test of grit and endurance.

Runners consistently praise this Keira Henninger Race for its exceptional organization and vibrant atmosphere. The well-supported aid stations, strategically placed throughout the course, are stocked with water, electrolyte drinks, a variety of snacks, and even PB&Js and fresh fruit, ensuring you stay fueled. Drop bag access at the Start/Finish area is available for marathon and 50K participants, and the race's commitment to being plastic-free encourages runners to utilize handhelds for refills. The Start/Finish line, located at the Lower Old Zoo by the Merry Go Round parking lot, transforms into a festive hub with music, food trucks, and a palpable sense of camaraderie, fostering an atmosphere that many runners describe as a "picnic" they don't want to leave.

Beyond the physical challenge, what truly sets the Griffith Park Trail Marathon apart is its unique opportunity to immerse yourself in the natural beauty and historical landmarks of Griffith Park. Typical race day conditions in late March are ideal for trail running, with comfortable highs around 72°F and lows near 54°F, and only a 5% chance of precipitation. From the meticulously marked trails to the friendly volunteers and the unique finisher medals, every detail is crafted to provide an unparalleled experience for both seasoned trail veterans and those looking to conquer their first challenging off-road race.