Ironman Weymouth 2025

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Starting with a 1.2mi swim in Weymouth Bay, one loop. Then the athletes will cycle 56mi through the rolling Dorset countryside before running 13.1mi along Weymouth’s esplanade 2.5 loop. This event is well attended by spectators, giving the participants a real boost towards the end.

England’s only seaside IRONMAN event, IRONMAN 70.3 Weymouth is known for its first-timer friendly course and single transition area

.IRONMAN 70.3 Weymouth – Anything is Possible