Diamond Mountain Triathlon

The Diamond Mountain Triathlon, held at Lake Welch Beach in Harriman Park, Stony Point, NY, offers a scenic and challenging multisport event featuring a 0.5-mile swim, a 15-mile bike lap through rolling hills, and a 2-mile run. The event includes triathlon, duathlon, and junior duathlon options, with the duathlon consisting of two 2-mile runs and a 15-mile bike lap. The race is conducted rain or shine, with police-controlled intersections, course signage, and race photographers.

Free parking, water stations, and restrooms are available. Awards are given to the top finishers, and photos are posted online after the event. Visit the organization's website for the most recent information.