Seb Mud Run

Experience a day of muddy excitement and fitness at the SEB Mud Run in Castaic, Los Angeles on October 4, 2025! This thrilling event offers a 1-mile Kids Fun Mud Run at 7:30 AM, followed by competitive and open individual waves on a 4-mile course at 9:00 AM. Whether you're a seasoned racer or a first-time mud runner, there's something for everyone with categories for all ages and skill levels. Dress in your favorite mud-ready gear and join in the fun with family and friends. Don't miss the chance to conquer the mud, earn bragging rights, and enjoy post-race amenities such as on-site showers and changing tents. Save the date for a memorable day of muddy fun at the SEB Mud Run!