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Triathlons in Isle of Anglesey in September 2025

Find triathlons near me in Isle of Anglesey in September 2025 - filter by date or location, display on a map or use the advanced search to find your perfect race.

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  • Sun 21 Sep
Llanfairpwllgwyngyll, Isle of Anglesey, UK

Superfeet Sandman Triathlon and Duathlon | Legend (70.3) Triathlon

  • 1900 m sea swimming
  • 93 km road cycling + 3175 ft ascent
  • 19.8 km multi terrain running + 570 ft ascent
  • Sun 21 Sep
Llanfairpwllgwyngyll, Isle of Anglesey, UK

Superfeet Sandman Triathlon and Duathlon | Sprint Triathlon

  • 750 m sea swimming
  • 22.9 km road cycling + 610 ft ascent
  • 5.4 km multi terrain running + 144 ft ascent
  • Sun 21 Sep
Llanfairpwllgwyngyll, Isle of Anglesey, UK

Superfeet Sandman Triathlon and Duathlon | Standard Triathlon

  • 1500 m sea swimming
  • 42.3 km road cycling + 1154 ft ascent
  • 9.9 km multi terrain running + 282 ft ascent

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