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Half Ironman (middle distance) in London in August 2025

Find half ironman (middle distance) near me in London in August 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 10 Aug
London, UK

London T100 | 100km

  • 2 km dock swimming
  • 80 km road cycling
  • 18 km road running

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