Monster Triathlon - Keller, TX

Experience the thrill and costumes of the Monster Triathlon, attracting over 700 athletes every year. This event balances adrenaline-packed races for seasoned triathletes and manageable courses for beginners. Set against the backdrop of Keller’s indoor natatorium and scenic routes, participants can enjoy musical entertainment at certain finish lines. Costume creativity is highly encouraged. At the heart of all this excitement lies a commitment to safety. Organized with precision, the event takes weather conditions seriously with potential course modifications to ensure participant safety. We deeply value your enthusiasm and understanding in joining our vibrant triathlon community.