Cal Tri Newport Dunes

The 2025 Optimism Cal Tri Newport Dunes is a premier triathlon event taking place at the Newport Dunes Waterfront Resort & Marina. This long-standing race, originally known as the Human Race Triathlon, features a variety of events including Sprint and Olympic triathlons, RunBikeRun, SwimBike, SwimRun, and various distance swims and runs. With options for all skill levels, participants can enjoy a scenic course while competing for national championship titles.

The event is family-friendly and conveniently located near attractions like Disneyland and Balboa Island, making it an ideal destination for both athletes and spectators. Visit the organization's website for the most recent information.