Marble Falls Triathlon

The Marble Falls Triathlon, held annually in Marble Falls, Texas, offers a scenic and challenging race through the beautiful Texas Hill Country. Scheduled for July 27, 2025, the event features two main distances: an Intermediate course with a 1 km swim in Lake Marble Falls, a 16-mile bike ride through town and surrounding rural areas, and a 4.4-mile run along a shaded lakeside neighborhood; and a Sprint course with a 500m swim, 12-mile bike, and 2.2-mile run. The swim takes place in warm freshwater, and the race is USAT sanctioned.

Participants enjoy a friendly atmosphere with post-race food and drink, making it a memorable experience for triathletes of various levels. Visit the organization's website for the most recent information.