East of England
Triathlon Calendar East of England 2026-2027
Monthly updates for East of England
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Explore the best triathlons in East of England for 2026-2027! Our updated list features 27 exciting races across the region. Find your next race in East of England below and join the running community at these great events!
May 2027
Triathlon at Box End Lakes on 23 May 2027 offering Sprint, Standard and Centurion distances. Options include aquabike, two to three person relays, non-draft multi-lap courses and on-site camping.
June 2027
ATW Grafman is a middle distance triathlon at Grafham Water with a 1.9 km swim, 90 km bike and 21 km run plus aquabike and relay options.
July 2027
Multisport weekend at Holkham Hall featuring a middle distance triathlon, aquabike, gravel sprint, 10k and junior races with on site camping.
A five-distance triathlon at Hitchin Outdoor Pool with pool swims, closed roads cycling and a flat run finishing at Butts Close.
A coastal triathlon in Southend-on-Sea offering sprint, standard, aquabike, relay and duathlon options with chip timing, water safety cover and a marked course. The event includes marshals, a secure transition area and a bespoke medal.
Teams of three each complete a 750m swim, 23km bike and 5km run in relay format at Box End Park with categories and prizes for top teams.
September 2027
Triathlon at Box End Lakes on 19 September 2027 offering Sprint, Standard and Middle Distance races plus aquabike and relay options in clear open water.