Crush the Kerrville Half Distance Triathlon with a Proven 24-Week Training Plan! The Kerrville Half Distance Triathlon is more than just a race—it’s an experience. From the refreshing 1.2-mile swim in the Guadalupe River to the 56-mile scenic bike ride through historic Kerrville and the 13.1-mile run along the river trail, every moment is an opportunity to push your limits. But to truly conquer the course and perform at your best, you need more than just motivation—you need a structured, ...