Monster Triathlon

The Monster Triathlon, held in Keller, Texas, is a popular USAT-sanctioned event marking its 20th year in 2025 with over 700 athletes expected. The race features a 300-meter indoor pool swim at the Keller Natatorium, a challenging 12.8-mile bike course consisting of three hillier loops, and a 3.1-mile run. The event encourages participants to wear costumes, creating a lively and energetic atmosphere often enhanced by live bands at the finish.

It offers various categories including Age Group, Athena (female 165lbs+), and Clydesdale (male 220lbs+). Participants receive swag, DAR socks, and finisher medals, with awards given across multiple age groups and special divisions. Visit the organization's website for the most recent information.