IRONMAN 70.3 Westfriesland

IRONMAN 70.3 Westfriesland course: how fast are the swim, bike and run?

IRONMAN 70.3 Westfriesland: 1.3% faster than the median course (bike 1.1% faster, run 1.1% faster, swim 0.7% slower). The same athletes' times compared across every course, and a time predictor.

Next race 20 June 2027 in Westfriesland, The Netherlands; 80 World Championship slots; a course 1.3% faster than the median one; 1,670 finishers in 2026.

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