Royal Windsor Triathlon

The Royal Windsor Triathlon, held on June 14, 2026, at Alexandra Gardens in Windsor, UK, is a celebrated multisport event marking its 35th anniversary. Featuring Sprint and Standard distances, the race includes a 750m or 1500m open water swim in the River Thames, a scenic road cycle through Windsor town and countryside passing Windsor Castle, and a run finishing along the iconic Long Walk in Windsor Great Park. The event offers solo and relay options, with a vibrant race village atmosphere, free race photos, chip-timed results, and themed medals.

Recognized seven times as BTF's Event of the Year, it attracts triathletes of all levels to a historic and picturesque course. Visit the organization's website for the most recent information.