Windsor
Triathlon Calendar near Windsor 2026-2027
Monthly updates for Windsor
Get new running races (and updates) in your inbox every month.
Explore the top triathlons near Windsor for 2026-2027! We've gathered 44 exciting races in the area. Check out our detailed list below to find your next local race.
September 2027
Multi-distance triathlon, aquathlon and aquabike at the H2O Swim Centre lake in Reading on 12 September 2027, featuring open water swims and single loop road cycle routes.
Triathlon at Dorney Lake offering Sprint Standard and Super Sprint races plus aquabike and 2 or 3 person relays on a flat, chip timed course.
October 2027
Multi-distance triathlon and duathlon at Dorney Lake with flat bike and run courses, marked routes, spectator viewing and British Triathlon membership or race pass requirement.
An aquathlon at London Aquatics Centre and Queen Elizabeth Olympic Park featuring a 400 m pool swim followed by a 5 km run around South Park.
Monthly updates for Windsor
Get new running races (and updates) in your inbox every month.