Nepean Triathlon

NOV
22
2026
A multi-distance triathlon at the Sydney International Regatta Centre, run since 1982 as Australia’s oldest triathlon. It features Classic, Nepean, Sprint, Super Sprint and Aquabike formats across a weekend festival of races.
Sun 22 Nov 2026
Super Sprint Triathlon Ru... Sprint Triathlon Run Nepean Triathlon Run Classic Triathlon Run Classic Triathlon Cycle

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Nepean Triathlon

The Nepean Triathlon is presented as Australia’s oldest triathlon and has been held since 1982. The event takes place at the Sydney International Regatta Centre, which has hosted the race since 1999. Over recent years the event has been run as part of the Redline Games Festival and offers multiple race formats and distances.

The program includes the following race distances:

  • Nepean: 1 km swim, 30 km ride, 8 km run
  • Classic: 2 km swim, 60 km ride, 18 km run
  • Aquabike: 2 km swim, 60 km ride (no run leg)
  • Sprint: 750 m swim, 20 km ride, 5 km run
  • Super Sprint: 200 m swim, 8 km ride, 2.5 km run

The event attracts a wide range of participants, including elite athletes, age group competitors, first-time triathletes, and long-term regulars. The Nepean distance is identified as the original race and is presented as a core part of the event’s history. The Classic distance is described as a long-course endurance challenge across parts of Western Sydney. The site lists participant services such as sponsorship and volunteer opportunities and maintains records such as results, a hall of fame, and a history of past editions. Visit the organization's website for the most recent information.

18 km
Classic Triathlon Run
8 km
Nepean Triathlon Run
5 km
Sprint Triathlon Run
Super Sprint Triathlon Run
Classic Triathlon Cycle
Classic Triathlon Swim
Nepean Triathlon Cycle
Nepean Triathlon Swim
Sprint Triathlon Cycle
Sprint Triathlon Swim
Super Sprint Triathlon Cycle
Super Sprint Triathlon Swim
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