UC Merced Toloma 5K

Get ready for an adventure of a lifetime! The 2026 Challenge is calling all thrill-seekers and fitness enthusiasts to step up and test their limits. This isn't your ordinary race; it's a once-in-a-lifetime experience that will push you, inspire you, and leave you with unforgettable memories. Whether you're a seasoned athlete or a first-timer looking to make a splash, this is your moment. Sign up, get in the game, and let's make history together at the 2026 Challenge!