Stanford Treeathlon 2025

Dive into the thrill of Northern California's premier collegiate triathlon! With a refreshing 600m open-water swim, a breathtaking 20km bike ride, and a spirited 5k run, this event promises to get your adrenaline pumping. Mark your calendars for March 3, 2024, as we host two dynamic races: the Stanford Draft Legal Triathlon at 7:00am sharp for collegiate and elite athletes, followed by the Classic Stanford Treeathlon at 11:00 am, each offering both men's and women’s waves. We value inclusivity, so we welcome and accommodate every individual's gender identity. To join, you simply need to be 16 or older on race day. Keep tabs on registration details and event updates on the race website, and find answers to all your questions, from water temperatures to gear advice. Get ready for a day of competition, camaraderie, and unforgettable memories!