Middle distance aquabikes

Middle distance aquabikes

Middle distance aquabike events | 1.2 mile swim and 56 mile bike.

Middle distance aquabikes in the UK

A middle distance aquabike is basically a Half Ironman without the half marathon at the end so generally involve a 1.2-mile swim (1.9km) and a 56-mile bike ride (90km). It's a real feat of endurance but do-able if you are willing to put in the training time. Select your location for middle distance aquabikes in your area or scroll down to see events coming up.

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Middle distance aquabikes in 2025/2026

Featured events are listed below - select a month/region or the map view to see all events.

The Big East and Maldon Aquabike is brought to you by the largest triathlon organiser in the UK! A great experience featuring a tidal river swim.
  • Sun 21 Sep
  • £140
Maldon, Essex, UK

Big East Middle Distance Aquabike

The Big East and Maldon Aquabike is brought to you by the largest triathlon organiser in the UK! A great experience featuring a tidal river swim.

  • 1500 m river swimming
  • 86 km road cycling + 1112 ft ascent
Challenge yourself to tackle the Centurion this year, a distance made popular by the PTO race series. Ideal if you're taking a step up from Standard Aquabike or do not want the running stage.
  • Sun 24 May 2026
  • £95
Bedford, Bedfordshire, UK

ATW Box End Centurion Aquabikus

Challenge yourself to tackle the Centurion this year, a distance made popular by the PTO race series. Ideal if you're taking a step up from Standard Aquabike or do not want the running stage.

  • 2250 m lake swimming
  • 81 km road cycling + 1674 ft ascent
A fantastic aquabike event set at the superb Grafham Water venue for multi-sports athletes not wanting to run. Well-organised over a scenic course and a superb medal awaiting at the finish line.
  • Sun 7 Jun 2026
  • £135
Huntingdon, Cambridgeshire, UK

ATW Grafman Middle Distance Aquabike

A fantastic aquabike event set at the superb Grafham Water venue for multi-sports athletes not wanting to run. Well-organised over a scenic course and a superb medal awaiting at the finish line.

  • 1900 m lake swimming
  • 91 km road cycling
Complete your own Odyssey on a journey of self-discovery in the Cambridgeshire countryside comprising a swim in the meandering River Ouse followed by a cycle around scenic countryside.
  • Sat 8 Aug 2026
  • £110
St. Neots, Cambridgeshire, UK

ATW Odyssey Half Distance Aquabike

Complete your own Odyssey on a journey of self-discovery in the Cambridgeshire countryside comprising a swim in the meandering River Ouse followed by a cycle around scenic countryside.

  • 1900 m river swimming
  • 90 km road cycling + 1686 ft ascent
  • Sun 21 Sep
  • £80
Henley-on-Thames, Buckinghamshire, UK

The One on the River | Henley | Middle Distance Aquabike

Taking place across the scenic Thames Valley area with routes going through Culden Faw Estate. Swim the river and cycle the hilly open roads, enjoying great views.

  • 1900 m river swimming
  • 78.5 km road cycling

Middle distance aquabike events near you

Select your location for middle distance aquabikes in your area.

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