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Triathlon · GB
IRONMAN 70.3 Weymouth
IRONMAN 70.3
Race day
20 September 2026
Weymouth, England
About the race
What to expect
A Jurassic Coast half-distance race with a Weymouth Bay swim, rolling Dorset bike course and seafront run.
Choose your line
Distances & routes
Course files are for planning. The organiser remains the source of truth for last-minute changes.