Kids triathlons

Kids triathlons

We've made it super-simple to find a triathlon for your children!

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Kids triathlons in the UK

Triathlons for children and juniors are a great way to introduce them to the sport. Courses are usually short and held on closed roads to be safe and accessible for kids. We've made it super-simple to find events by age - but don't forget, it's usually the child's age on 31 December of the year of the event! Select your location for kids triathlons in your area or scroll down to see events coming up.

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Kids triathlons in 2024/2025

Featured events are listed below - select your region to see all events.

A totally traffic-free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.
  • Sun 6 Apr 2025
  • £26-£27
Paignton, Devon, UK

Torbay Triathlon Spring | Tristar 3

A totally traffic-free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.

  • 300 m pool swimming
  • 7.5 km road cycling
  • 2.5 km multi terrain running
A totally traffic-free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.
  • Sun 6 Apr 2025
  • £24-£25
Paignton, Devon, UK

Torbay Triathlon Spring | Tristar 2

A totally traffic-free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.

  • 200 m pool swimming
  • 6 km road cycling
  • 1.9 km multi terrain running
A totally traffic-free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.
  • Sun 6 Apr 2025
  • £25
Paignton, Devon, UK

Torbay Triathlon Spring | Novice Kids 11-14

A totally traffic-free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.

  • 200 m pool swimming
  • 6 km road cycling
  • 1.9 km road running
A totally traffic-free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.
  • Sun 6 Apr 2025
  • £24-£25
Paignton, Devon, UK

Torbay Triathlon Spring | Tristar 1

A totally traffic-free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.

  • 150 m pool swimming
  • 3 km road cycling
  • 1.3 km multi terrain running
A totally traffic-free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.
  • Sun 6 Apr 2025
  • £21-£22
Paignton, Devon, UK

Torbay Triathlon Spring | Tristar Start (age 8)

A totally traffic-free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.

  • 50 m pool swimming
  • 1.5 km road cycling
  • 650 m multi terrain running
A totally traffic-free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.
  • Sun 6 Apr 2025
  • £22
Paignton, Devon, UK

Torbay Triathlon Spring | Novice Kids 9-10

A totally traffic-free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.

  • 50 m pool swimming
  • 1.5 km road cycling
  • 650 m multi terrain running
A totally traffic-free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.
  • Sun 6 Apr 2025
  • £21
Paignton, Devon, UK

Torbay Triathlon Spring | Mini Triathlon

A totally traffic-free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.

  • 25 m pool swimming
  • 1.5 km road cycling
  • 650 km multi terrain running
TriStar 3 for children aged 13-14. Pool swim, bike and also run are all mainly on grass in the grounds of Mount Kelly.
  • Sun 4 May 2025
  • £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.

  • 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.
  • Sun 4 May 2025
  • £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.

  • 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.
  • Sun 4 May 2025
  • £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.

  • 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.
  • Sun 4 May 2025
  • £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.

  • 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.
  • Sun 4 May 2025
  • £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.

  • 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 2025
  • £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.

  • 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 2025
  • £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.

  • 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 2025
  • £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.

  • 200 m sea swimming
  • 2 km road cycling
  • 1 km trail 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 2025
  • £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.

  • 300 m sea swimming
  • 12 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 2025
  • £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.

  • 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 2025
  • £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.

  • 300 m sea swimming
  • 8 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 2025
  • £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.

  • 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 2025
  • £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.

  • 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 2025
  • £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.

  • 200 m pool swimming
  • 4 km mountain biking
  • 1.8 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 2025
  • £24-£28
Peterborough, Northamptonshire, UK

ATW Oundle Children’s Triathlon | Tristar 3

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.

  • 300 m pool swimming
  • 6 km mountain biking
  • 2.4 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 2025
  • £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.

  • 400 m pool swimming
  • 8 km mountain biking
  • 3 km trail running
The Long Course Weekend challenge specifically tailored to junior athletes. Swim on Friday, cycle on Saturday and run on Sunday. Same massive crowds and the same awesome experience!
  • Fri 29 - Sun 31 Aug 2025
  • £129
Masham, North Yorkshire, UK

Junior Long Course Weekend

The Long Course Weekend challenge specifically tailored to junior athletes. Swim on Friday, cycle on Saturday and run on Sunday. Same massive crowds and the same awesome experience!

  • 1.2 miles lake swimming
  • 56 miles road cycling
  • 10 km road running
A totally traffic free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.
  • Sun 5 Oct 2025
  • £23-£24
Paignton, Devon, UK

Torbay Triathlon Autumn | Tristar 3

A totally traffic free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.

  • 300 m pool swimming
  • 7.5 km road cycling
  • 2.5 km multi terrain running
A totally traffic free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.
  • Sun 5 Oct 2025
  • £24
Paignton, Devon, UK

Torbay Triathlon Autumn | Novice Kids 11-14

A totally traffic free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.

  • 200 m pool swimming
  • 6 km road cycling
  • 1.9 km multi terrain running
A totally traffic free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.
  • Sun 5 Oct 2025
  • £23-£24
Paignton, Devon, UK

Torbay Triathlon Autumn | Tristar 2

A totally traffic free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.

  • 200 m pool swimming
  • 6 km road cycling
  • 1.8 km multi terrain running
A totally traffic free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.
  • Sun 5 Oct 2025
  • £23-£24
Paignton, Devon, UK

Torbay Triathlon Autumn | Tristar 1

A totally traffic free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.

  • 150 m pool swimming
  • 3 km road cycling
  • 1.3 km multi terrain running
A totally traffic free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.
  • Sun 5 Oct 2025
  • £19
Paignton, Devon, UK

Torbay Triathlon Autumn | Novice Kids 9-10

A totally traffic free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.

  • 50 m pool swimming
  • 1.5 km road cycling
  • 650 m multi terrain running
A totally traffic free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.
  • Sun 5 Oct 2025
  • £18-£19
Paignton, Devon, UK

Torbay Triathlon Autumn | TriStar Start

A totally traffic free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.

  • 50 m pool swimming
  • 1.5 km road cycling
  • 650 m multi terrain running
A totally traffic free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.
  • Sun 5 Oct 2025
  • £19
Paignton, Devon, UK

Torbay Triathlon Autumn | Mini Triathlon

A totally traffic free festival of triathlon offering both junior and senior distance options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.

  • 25 m pool swimming
  • 1.5 km road cycling
  • 650 m multi terrain running

Kids triathlons near you

Select your location for triathlons for children and juniors in your area.