IRONMAN Western Australia

IRONMAN Western Australia course: how fast are the swim, bike and run?

IRONMAN Western Australia: 2.8% faster than the median course (bike 4.0% faster, run 3.1% faster, swim 0.4% slower). The same athletes' times compared across every course, and a time predictor.

Next race 18 October 2026 in Busselton, WA, Australia; 55 World Championship slots; a course 2.8% faster than the median one; 1,089 finishers in 2025.

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• Slots and qualifying times
• How 2025 played
• 2025 results
• Who races
• Course speed
• Over the years
• Every race