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Kids triathlons in UK

Find kids triathlons near me in UK 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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TriStar 3 for children aged 13-14. Pool swim, bike and also run are all mainly on grass in the grounds of Mount Kelly.
  • Mon 5 May
  • £25
  • Mon 5 May
  • £25
Tavistock, Devon, UK

Tavistock Triathlon | TriStar 3

TriStar 3 for children aged 13-14. Pool swim, bike and also run are all mainly on grass in the grounds of Mount Kelly.

  • Enter online
  • Age 13-14
  • 300 m pool swimming
  • 6 km gravel riding
  • 2.6 km multi terrain running
TriStar 2 for children aged 11-12. Pool swim, bike and also run are all mainly on grass in the grounds of Mount Kelly.
  • Mon 5 May
  • £23
  • Mon 5 May
  • £23
Tavistock, Devon, UK

Tavistock Triathlon | TriStar 2

TriStar 2 for children aged 11-12. Pool swim, bike and also run are all mainly on grass in the grounds of Mount Kelly.

  • Enter online
  • Age 11-12
  • 200 m pool swimming
  • 3.6 km gravel riding
  • 1.95 km trail running
TriStar 1 for children age 9-10. Pool swim, bike and also run are all mainly on grass in the grounds of Mount Kelly.
  • Mon 5 May
  • £25
  • Mon 5 May
  • £25
Tavistock, Devon, UK

Tavistock Triathlon | TriStar 1

TriStar 1 for children age 9-10. Pool swim, bike and also run are all mainly on grass in the grounds of Mount Kelly.

  • Age 9-10
  • 150 m pool swimming
  • 2.4 km gravel riding
  • 1.3 km multi terrain running
TriStar Start and Novice Kids age 9-10. Pool swim, bike and also run are all mainly on grass in the grounds of Mount Kelly.
  • Mon 5 May
  • £22
  • Mon 5 May
  • £22
Tavistock, Devon, UK

Tavistock Triathlon | TriStar Start and Tri Kids 9-10

TriStar Start and Novice Kids age 9-10. Pool swim, bike and also run are all mainly on grass in the grounds of Mount Kelly.

  • Enter online
  • Age 8-10
  • 50 m pool swimming
  • 1.2 km road cycling
  • 650 m road running
New! For kids age 5+. Pool swim, bike and also run are all mainly on grass in the grounds of Mount Kelly.
  • Mon 5 May
  • £25
  • Mon 5 May
  • £25
Tavistock, Devon, UK

Tavistock Triathlon | Mini Tri

New! For kids age 5+. Pool swim, bike and also run are all mainly on grass in the grounds of Mount Kelly.

  • Enter online
  • Age 5 & over
  • 25 m pool swimming
  • 1.2 km road cycling
  • 650 m road running
Previously known as Mount Edgcumbe Triathlon, triathletes of all abilities can experience a truly exceptional coastal venue, finishers medal, t-shirt and fun day out at a fantastic event.
  • Sun 15 Jun
  • £36
  • Sun 15 Jun
  • £36
Torpoint, Cornwall, UK

Plymouth Triathlon | Tristar 3

Previously known as Mount Edgcumbe Triathlon, triathletes of all abilities can experience a truly exceptional coastal venue, finishers medal, t-shirt and fun day out at a fantastic event.

  • Chip timing
  • Enter online
  • Age 13-14
  • 300 m sea swimming
  • 8 km road cycling
  • 2.5 km trail running
Previously known as Mount Edgcumbe Triathlon, triathletes of all abilities can experience a truly exceptional coastal venue, finishers medal, t-shirt and fun day out at a fantastic event.
  • Sun 15 Jun
  • £36
  • Sun 15 Jun
  • £36
Torpoint, Cornwall, UK

Plymouth Triathlon | Tristar 2

Previously known as Mount Edgcumbe Triathlon, triathletes of all abilities can experience a truly exceptional coastal venue, finishers medal, t-shirt and fun day out at a fantastic event.

  • Chip timing
  • Enter online
  • Age 11-12
  • 200 m sea swimming
  • 4 km road cycling
  • 1.5 km trail running
Previously known as Mount Edgcumbe Triathlon, triathletes of all abilities can experience a truly exceptional coastal venue, finishers medal, t-shirt and fun day out at a fantastic event.
  • Sun 15 Jun
  • £36
  • Sun 15 Jun
  • £36
Torpoint, Cornwall, UK

Plymouth Triathlon | Tristar 1

Previously known as Mount Edgcumbe Triathlon, triathletes of all abilities can experience a truly exceptional coastal venue, finishers medal, t-shirt and fun day out at a fantastic event.

  • Chip timing
  • Enter online
  • Age 9-10
  • 200 m sea swimming
  • 2 km road cycling
  • 1 km trail running
Mallory Park Junior Triathlon: Where Dreams Take Flight! Nurturing the next generation of triathletes, providing a safe and exhilarating environment for children to discover the thrill of multisports.
  • Sat 28 Jun
  • £18
  • Sat 28 Jun
  • £18
Kirkby Mallory, Leicestershire, UK

ATW Childrens Triathlon Mallory Park | Tristart

Mallory Park Junior Triathlon: Where Dreams Take Flight! Nurturing the next generation of triathletes, providing a safe and exhilarating environment for children to discover the thrill of multisports.

  • Enter online
  • Traffic free
  • Age 8-9
  • 100 m lake swimming
  • 1.5 km road cycling
  • 600 m road running
Mallory Park Junior Triathlon: Where Dreams Take Flight! Nurturing the next generation of triathletes, providing a safe and exhilarating environment for children to discover the thrill of multisports.
  • Sat 28 Jun
  • £29
  • Sat 28 Jun
  • £29
Kirkby Mallory, Leicestershire, UK

ATW Childrens Triathlon Mallory Park | Tristar 1

Mallory Park Junior Triathlon: Where Dreams Take Flight! Nurturing the next generation of triathletes, providing a safe and exhilarating environment for children to discover the thrill of multisports.

  • Enter online
  • Traffic free
  • Age 9-10
  • 200 m lake swimming
  • 4 km road cycling
  • 1.2 km road running
Mallory Park Junior Triathlon: Where Dreams Take Flight! Nurturing the next generation of triathletes, providing a safe and exhilarating environment for children to discover the thrill of multisports.
  • Sat 28 Jun
  • £29
  • Sat 28 Jun
  • £29
Kirkby Mallory, Leicestershire, UK

ATW Childrens Triathlon Mallory Park | Tristar 2

Mallory Park Junior Triathlon: Where Dreams Take Flight! Nurturing the next generation of triathletes, providing a safe and exhilarating environment for children to discover the thrill of multisports.

  • Enter online
  • Traffic free
  • Age 11-12
  • 300 m lake swimming
  • 6 km road cycling
  • 1.8 km road running
Mallory Park Junior Triathlon: Where Dreams Take Flight! Nurturing the next generation of triathletes, providing a safe and exhilarating environment for children to discover the thrill of multisports.
  • Sat 28 Jun
  • £29
  • Sat 28 Jun
  • £29
Kirkby Mallory, Leicestershire, UK

ATW Childrens Triathlon Mallory Park | Tristar 3

Mallory Park Junior Triathlon: Where Dreams Take Flight! Nurturing the next generation of triathletes, providing a safe and exhilarating environment for children to discover the thrill of multisports.

  • Enter online
  • Traffic free
  • Age 13-14
  • 500 m lake swimming
  • 8 km road cycling
  • 2.4 km road running
Mallory Park Junior Triathlon: Where Dreams Take Flight! Nurturing the next generation of triathletes, providing a safe and exhilarating environment for children to discover the thrill of multisports.
  • Sat 28 Jun
  • £29
  • Sat 28 Jun
  • £29
Kirkby Mallory, Leicestershire, UK

ATW Childrens Triathlon Mallory Park | Youth

Mallory Park Junior Triathlon: Where Dreams Take Flight! Nurturing the next generation of triathletes, providing a safe and exhilarating environment for children to discover the thrill of multisports.

  • Enter online
  • Traffic free
  • Age 15-16
  • 500 m lake swimming
  • 8 km road cycling
  • 2.4 km road running
Start with a great sea swim in warm waters then on to the bikes for a closed road and flat bike leg. Finally there's a run with views of the sea. Torre Abbey Sands has excellent water quality.
  • Sun 29 Jun
  • £30
  • Sun 29 Jun
  • £30
Torquay, Devon, UK

English Riviera Triathlon | TriStar 2

Start with a great sea swim in warm waters then on to the bikes for a closed road and flat bike leg. Finally there's a run with views of the sea. Torre Abbey Sands has excellent water quality.

  • Chip timing
  • Enter online
  • Undulating
  • Age 11-12
  • 300 m sea swimming
  • 4 km road cycling
  • 2 km road running
Start with a great sea swim in warm waters then on to the bikes for a closed road and flat bike leg. Finally there's a run with views of the sea. Torre Abbey Sands has excellent water quality.
  • Sun 29 Jun
  • £30
  • Sun 29 Jun
  • £30
Torquay, Devon, UK

English Riviera Triathlon | TriStar 3

Start with a great sea swim in warm waters then on to the bikes for a closed road and flat bike leg. Finally there's a run with views of the sea. Torre Abbey Sands has excellent water quality.

  • Chip timing
  • Enter online
  • Undulating
  • Age 13-14
  • 300 m sea swimming
  • 8 km road cycling
  • 2.5 km road running
Start with a great sea swim in warm waters then on to the bikes for a closed road and flat bike leg. Finally there's a run with views of the sea. Torre Abbey Sands has excellent water quality.
  • Sun 29 Jun
  • £42
  • Sun 29 Jun
  • £42
Torquay, Devon, UK

English Riviera Triathlon | Super Sprint

Start with a great sea swim in warm waters then on to the bikes for a closed road and flat bike leg. Finally there's a run with views of the sea. Torre Abbey Sands has excellent water quality.

  • Chip timing
  • Enter online
  • Undulating
  • Age 15 & over
  • 300 m sea swimming
  • 12 km road cycling
  • 2.5 km road running
ATW is the largest triathlon organiser in the UK and is bringing you the Oundle Childrens Triathlon! Ideal for all levels including very first attempts at triathlon.
  • Sun 17 Aug
  • £24-£28
  • Sun 17 Aug
  • £24-£28
Peterborough, Northamptonshire, UK

ATW Oundle Children’s Triathlon | Tristar 1

ATW is the largest triathlon organiser in the UK and is bringing you the Oundle Childrens Triathlon! Ideal for all levels including very first attempts at triathlon.

  • Chip timing
  • Enter online
  • Age 9-10
  • 150 m pool swimming
  • 2 km mountain biking
  • 1.2 km trail running
ATW is the largest triathlon organiser in the UK and is bringing you the Oundle Childrens Triathlon! Ideal for all levels including very first attempts at triathlon.
  • Sun 17 Aug
  • £24-£28
  • Sun 17 Aug
  • £24-£28
Peterborough, Northamptonshire, UK

ATW Oundle Children’s Triathlon | Youth

ATW is the largest triathlon organiser in the UK and is bringing you the Oundle Childrens Triathlon! Ideal for all levels including very first attempts at triathlon.

  • Chip timing
  • Enter online
  • Age 15-16
  • 400 m pool swimming
  • 8 km mountain biking
  • 3 km trail running
ATW is the largest triathlon organiser in the UK and is bringing you the Oundle Childrens Triathlon! Ideal for all levels including very first attempts at triathlon.
  • Sun 17 Aug
  • £16-£20
  • Sun 17 Aug
  • £16-£20
Peterborough, Northamptonshire, UK

ATW Oundle Children’s Triathlon | Tristart

ATW is the largest triathlon organiser in the UK and is bringing you the Oundle Childrens Triathlon! Ideal for all levels including very first attempts at triathlon.

  • Chip timing
  • Enter online
  • Age 8 & over
  • 50 m pool swimming
  • 800 m mountain biking
  • 600 m trail running
ATW is the largest triathlon organiser in the UK and is bringing you the Oundle Childrens Triathlon! Ideal for all levels including very first attempts at triathlon.
  • Sun 17 Aug
  • £24-£28
  • Sun 17 Aug
  • £24-£28
Peterborough, Northamptonshire, UK

ATW Oundle Children’s Triathlon | Tristar 2

ATW is the largest triathlon organiser in the UK and is bringing you the Oundle Childrens Triathlon! Ideal for all levels including very first attempts at triathlon.

  • Chip timing
  • Enter online
  • Age 11-12
  • 200 m pool swimming
  • 4 km mountain biking
  • 1.8 km trail running
  • Sat 12 Jul
Ripon, North Yorkshire, UK

Ripon Triathlon Festival | TriStar Start

  • 100 m lake swimming
  • 1000 m mountain biking
  • 600 m multi terrain running
  • Sat 12 Jul
Ripon, North Yorkshire, UK

Ripon Triathlon Festival | TriStar 1

  • 200 m lake swimming
  • 2000 m mountain biking
  • 1200 m xc running
  • Sat 12 Jul
Ripon, North Yorkshire, UK

Ripon Triathlon Festival | TriStar 2

  • 300 m lake swimming
  • 4000 m mountain biking
  • 1800 m xc running
  • Sat 12 Jul
Ripon, North Yorkshire, UK

Ripon Triathlon Festival | TriStar 3

  • 500 m lake swimming
  • 6000 m mountain biking
  • 2400 m xc running
  • Sat 12 Jul
Ripon, North Yorkshire, UK

Ripon Triathlon Festival | Youth

  • 500 m lake swimming
  • 6000 m mountain biking
  • 2400 m xc running

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