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Triathlons in East of England

Find triathlons near me in East of England for 2025/2026 - search by date or place, display on a map or use the advanced search to find your perfect race.

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Complete your own Odyssey on a journey of self-discovery in the Cambridgeshire countryside featuring a swim in the River Ouse, a scenic ride and a run around the beautiful town of St Neots.
  • Sat 5 Jul
  • £275-£295
  • Sat 5 Jul
  • £275-£295
St. Neots, Cambridgeshire, UK

ATW Odyssey Full Distance Triathlon

Complete your own Odyssey on a journey of self-discovery in the Cambridgeshire countryside featuring a swim in the River Ouse, a scenic ride and a run around the beautiful town of St Neots.

  • Enter online
  • Undulating
  • Age 19 & over
  • 3800 m river swimming
  • 180 km road cycling + 3320 ft ascent
  • 42.2 km road running
Complete your own Odyssey on a journey of self-discovery in the Cambridgeshire countryside featuring a swim in the River Ouse, a scenic ride and a run around the beautiful town of St Neots.
  • Sat 5 Jul
  • £155-£175
  • Sat 5 Jul
  • £155-£175
St. Neots, Cambridgeshire, UK

ATW Odyssey Half Distance Triathlon

Complete your own Odyssey on a journey of self-discovery in the Cambridgeshire countryside featuring a swim in the River Ouse, a scenic ride and a run around the beautiful town of St Neots.

  • Enter online
  • Undulating
  • Age 19 & over
  • 1900 m river swimming
  • 90 km road cycling + 1686 ft ascent
  • 21.1 km road running
Stunning riverside venue! Swim in the beautiful River Ouse, cycle through scenic villages and run around Riverside Park in a Sprint Triathlon.
  • Sun 6 Jul
  • £78
  • Sun 6 Jul
  • £78
St. Neots, Cambridgeshire, UK

ATW St Neots Sprint Triathlon | Race 2

Stunning riverside venue! Swim in the beautiful River Ouse, cycle through scenic villages and run around Riverside Park in a Sprint Triathlon.

  • Enter online
  • Age 15 & over
  • 750 m river swimming
  • 24 km road cycling + 384 ft ascent
  • 5 km road running + 0 ft ascent
Stunning riverside venue! Swim in the beautiful River Ouse, cycle through scenic villages and run around Riverside Park in a Standard Triathlon.
  • Sun 6 Jul
  • £99-£120
  • Sun 6 Jul
  • £99-£120
St. Neots, Cambridgeshire, UK

ATW St Neots Standard Triathlon | Race 2

Stunning riverside venue! Swim in the beautiful River Ouse, cycle through scenic villages and run around Riverside Park in a Standard Triathlon.

  • Enter online
  • Age 17 & over
  • 1500 m river swimming
  • 45 km road cycling + 712 ft ascent
  • 10 km road running + 0 ft ascent
Swim in the beautiful River Ouse, cycle through scenic villages, run around Riverside Park and complete a Super Sprint Triathlon with the encouragement of fellow sportspeople and spectators!
  • Sun 6 Jul
  • £58
  • Sun 6 Jul
  • £58
St. Neots, Cambridgeshire, UK

ATW St Neots Super Sprint Triathlon | Race 2

Swim in the beautiful River Ouse, cycle through scenic villages, run around Riverside Park and complete a Super Sprint Triathlon with the encouragement of fellow sportspeople and spectators!

  • Enter online
  • Age 15 & over
  • 400 m river swimming
  • 8 km road cycling + 105 ft ascent
  • 2.5 km road running + 0 ft ascent
Stunning riverside venue! Swim in the beautiful River Ouse, cycle through scenic villages and run around Riverside Park in a Sprint Triathlon.
  • Sun 10 Aug
  • £78
  • Sun 10 Aug
  • £78
Saint Neots, Cambridgeshire, UK

ATW St Neots Sprint Triathlon | Race 1

Stunning riverside venue! Swim in the beautiful River Ouse, cycle through scenic villages and run around Riverside Park in a Sprint Triathlon.

  • Enter online
  • Age 15 & over
  • 750 m river swimming
  • 24 km road cycling + 384 ft ascent
  • 5 km road running + 0 ft ascent
Stunning riverside venue! Swim in the beautiful River Ouse, cycle through scenic villages and run around Riverside Park in a Standard Triathlon.
  • Sun 10 Aug
  • £99-£120
  • Sun 10 Aug
  • £99-£120
Saint Neots, Cambridgeshire, UK

ATW St Neots Standard Triathlon | Race 3

Stunning riverside venue! Swim in the beautiful River Ouse, cycle through scenic villages and run around Riverside Park in a Standard Triathlon.

  • Enter online
  • Age 17 & over
  • 1500 m river swimming
  • 45 km road cycling + 712 ft ascent
  • 10 km road running + 0 ft ascent
Swim in the beautiful River Ouse, cycle through scenic villages, run around Riverside Park and complete a Super Sprint Triathlon with the encouragement of fellow sportspeople and spectators!
  • Sun 10 Aug
  • £58
  • Sun 10 Aug
  • £58
Saint Neots, Cambridgeshire, UK

ATW St Neots Super Sprint Triathlon | Race 3

Swim in the beautiful River Ouse, cycle through scenic villages, run around Riverside Park and complete a Super Sprint Triathlon with the encouragement of fellow sportspeople and spectators!

  • Enter online
  • Age 15 & over
  • 400 m river swimming
  • 8 km road cycling + 105 ft ascent
  • 2.5 km road running + 0 ft ascent
ATW is the largest triathlon organiser in the UK and is bringing you the Oundle Triathlon! It doesn’t matter if you are an experienced triathlete or this is your very first attempt at swim-bike-run.
  • Sun 17 Aug
  • £58
  • Sun 17 Aug
  • £58
Peterborough, Northamptonshire, UK

ATW Oundle Super Sprint Distance Triathlon

ATW is the largest triathlon organiser in the UK and is bringing you the Oundle Triathlon! It doesn’t matter if you are an experienced triathlete or this is your very first attempt at swim-bike-run.

  • Chip timing
  • Enter online
  • Age 15 & over
  • 400 m pool swimming
  • 13 km road cycling + 279 ft ascent
  • 2.5 km trail running + 33 ft ascent
ATW is the largest triathlon organiser in the UK and is bringing you the Oundle Triathlon! It doesn’t matter if you are an experienced triathlete or this is your very first attempt at swim-bike-run.
  • Sun 17 Aug
  • £78-£99
  • Sun 17 Aug
  • £78-£99
Peterborough, Northamptonshire, UK

ATW Oundle Sprint Distance Triathlon

ATW is the largest triathlon organiser in the UK and is bringing you the Oundle Triathlon! It doesn’t matter if you are an experienced triathlete or this is your very first attempt at swim-bike-run.

  • Chip timing
  • Enter online
  • Age 15 & over
  • 600 m pool swimming
  • 25 km road cycling + 561 ft ascent
  • 5 km trail running
This is a great race for all standards, from the absolute beginner right through to the seasoned triathlete. The course is fast, flat and has great PB potential.
  • Sun 31 Aug
  • £49
  • Sun 31 Aug
  • £49
Hatfield, Hertfordshire, UK

HSV Sprint Triathlon

This is a great race for all standards, from the absolute beginner right through to the seasoned triathlete. The course is fast, flat and has great PB potential.

  • Enter online
  • Flat
  • PB
  • Age 15 & over
  • 400 m pool swimming
  • 20 km road cycling
  • 5 km road running
Athletes of all levels are guaranteed to enjoy the Sprint Triathlon at this fantastic venue that has been used for award-winning triathlons, national championships and GB qualifier races!
  • Sat 13 Sep
  • £78
  • Sat 13 Sep
  • £78
Huntingdon, Cambridgeshire, UK

ATW Grafham Sprint Triathlon

Athletes of all levels are guaranteed to enjoy the Sprint Triathlon at this fantastic venue that has been used for award-winning triathlons, national championships and GB qualifier races!

  • Chip timing
  • Enter online
  • Flat
  • Age 15 & over
  • 750 m lake swimming
  • 17 km road cycling + 384 ft ascent
  • 5 km road running + 33 ft ascent
Athletes of all levels are guaranteed to enjoy The Standard Triathlon at this fantastic venue that has been used for award-winning triathlons, national championships and GB qualifier races!
  • Sat 13 Sep
  • £99-£120
  • Sat 13 Sep
  • £99-£120
Huntingdon, Cambridgeshire, UK

ATW Grafham Standard Triathlon

Athletes of all levels are guaranteed to enjoy The Standard Triathlon at this fantastic venue that has been used for award-winning triathlons, national championships and GB qualifier races!

  • Chip timing
  • Enter online
  • Age 17 & over
  • 1500 m lake swimming
  • 38 km road cycling + 748 ft ascent
  • 10 km road running
The Big East and Maldon Triathlon is brought to you by the largest triathlon organiser in the UK! A great experience featuring a tidal river swim.
  • Sun 21 Sep
  • £99-£120
  • Sun 21 Sep
  • £99-£120
Maldon, Essex, UK

ATW Big East & Maldon Standard Triathlon

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

  • Enter online
  • Undulating
  • Age 17 & over
  • 1500 m river swimming
  • 40 km road cycling + 479 ft ascent
  • 10 km trail running + 86 ft ascent
The Big East and Maldon Triathlon is brought to you by the largest triathlon organiser in the UK! A great experience featuring a tidal river swim.
  • Sun 21 Sep
  • £160-£180
  • Sun 21 Sep
  • £160-£180
Maldon, Essex, UK

Big East Middle Distance Triathlon

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

  • Enter online
  • Undulating
  • Age 18 & over
  • 1500 m river swimming
  • 86 km road cycling + 1112 ft ascent
  • 20 km trail running + 172 ft ascent
The Big East and Maldon Triathlon is brought to you by the largest triathlon organiser in the UK! A great experience featuring a tidal river swim.
  • Sun 21 Sep
  • £78-£99
  • Sun 21 Sep
  • £78-£99
Maldon, Essex, UK

ATW Big East & Maldon Sprint Triathlon

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

  • Enter online
  • Undulating
  • Age 15 & over
  • 750 m river swimming
  • 25 km road cycling + 230 ft ascent
  • 5 km trail running + 43 ft ascent
Take on a superb middle distance triathlon at the fantastic Grafham Water. Suitable for all abilites, with a challenging, but achievable course, and custom medal at the finish line.
  • Sun 7 Jun 2026
  • £155-£175
  • Sun 7 Jun 2026
  • £155-£175
Huntingdon, Cambridgeshire, UK

ATW Grafman Middle Distance Triathlon

Take on a superb middle distance triathlon at the fantastic Grafham Water. Suitable for all abilites, with a challenging, but achievable course, and custom medal at the finish line.

  • Chip timing
  • Enter online
  • Undulating
  • Age 18 & over
  • 1900 m lake swimming
  • 90 km road cycling + 1680 ft ascent
  • 21 km multi terrain running + 0 ft ascent
  • Sat 5 Jul
Wells-next-the-Sea, Norfolk, UK

Outlaw Half Holkham Weekend | Outlaw Gravel Sprint Holkham

  • 750 m lake swimming
  • 19 km mountain biking
  • 5 km trail running
  • Sun 6 Jul
Wells-next-the-Sea, Norfolk, UK

Outlaw Half Holkham Weekend | Outlaw Half Holkham

  • 1.2 miles lake swimming
  • 56 miles road cycling
  • 13.1 miles road running

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