Stanford Treeathlon

Thank you for joining us at Treeathlon 2026!
Please let us know your thoughts on this year’s race: Feedback Form

Welcome! The Stanford University Triathlon Team looks forward to hosting this year’s Treeathlon, one of the best collegiate triathlons in Northern California. The race consists of a 750m open-water swim, a 20km bike, and a 5k run.

Our 2027 race will be scheduled soon - please check back! We are excited to welcome you back at Treeathlon!