Monster Triathlon - Keller, TX

The Monster Triathlon in Keller, Tarrant County, Texas, is a well-established event that draws more than 700 athletes. It features a swim at the indoor Keller Natatorium, followed by a bike leg and a run to the finish, a 0.2-mile swim, 14.3-mile bike, and 5K (3.1-mile) run. The run course is an out-and-back along a wooded trail. Participants are encouraged to wear creative costumes, adding to the event's high-energy atmosphere. It makes for a fun way to close out a triathlon season, with live music at the finish line rounding out the experience for everyone involved.