Knox County Triathlon, Duathlon and Super Triathlon 2026

The 17th Annual Knox County Triathlon, Duathlon and Super Triathlon invites men, women, and children age 9 and older. Choose to swim-bike-run, run-bike-run, or the new Super Triathlon: Swim-Bike-Run-Swim-Bike-Run. Funds raised go to the betterment of Vincennes Parks. The course starts and concludes at Gregg Park, with swimming at Vincennes’ Rainbow Beach Aquatic Center, a flat to gentle rolling bike route to Fritchton and back, and running through neighborhoods bordering the park. Divisions include individual, team, youth (13-18), and a family option for youth ages 9-12.