Waddesdon
Triathlon Calendar near Waddesdon 2026-2027
Monthly updates for Waddesdon
Get new running races (and updates) in your inbox every month.
Explore the top triathlons near Waddesdon for 2026-2027! We've gathered 46 exciting races in the area. Check out our detailed list below to find your next local race.
September 2027
One on the Lake Dorney on 5 September 2027 offers triathlon, duathlon, aquabike, aquathlon, open water swims and 5K, 10K and 15K runs with pro timing and medals.
Closed-road triathlon at Willen Lake on 12 September 2027 with Sprint and Standard distances plus aquabike and relay options.
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.
Box End Lakes triathlon on 19 September 2027 offering Sprint, Standard, Odyssey Middle Distance, aquabike and relay options with clear open water swims and marked courses.
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.
Monthly updates for Waddesdon
Get new running races (and updates) in your inbox every month.
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.