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Triathlons in UK

Find triathlons near me in UK for 2024/2025 - search by date or place, display on a map or use the advanced search to find your perfect race.

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Click an event for full event details, location, route, sustainability, what's included and how to enter.

Swim Bike Run (formerly Go Tri Local) is ideal for people that are brand new to swim, bike and run and looking to take their first steps in a safe and enjoyable environment.
  • Sat 7 Dec
  • £5
  • Sat 7 Dec
  • £5
Paignton, Devon, UK

Swim Bike Run Torbay

Swim Bike Run (formerly Go Tri Local) is ideal for people that are brand new to swim, bike and run and looking to take their first steps in a safe and enjoyable environment.

  • Families
  • Newcomers
  • Event village
  • Park
  • Sustainability policy
  • Plastic-free event
  • Age 6 & over
  • Kids triathlon
  • Novice triathlon 3
The flat terrain of the Torbay Velodrome offers a range of Duathlon distances, catering to all ages and abilities in a safe, supported and inclusive manner, with a medal and donut at the finish line!
  • Sun 16 Mar 2025
  • £17-£44
  • Sun 16 Mar 2025
  • £17-£44
Paignton, Devon, UK

Donut Duathlon Spring

The flat terrain of the Torbay Velodrome offers a range of Duathlon distances, catering to all ages and abilities in a safe, supported and inclusive manner, with a medal and donut at the finish line!

  • Families
  • Trees not tees
  • Recycling
  • Urban
  • Sustainability policy
  • Age 3 & over
  • Sprint duathlon
  • Super sprint triathlon
  • Kids duathlon 4
An Olympic format mixed Team Relay Triathlon using the fantastic facilities at Torbay Velopark, professionally chip timed over a traffic-free course, BTF affiliated with a great finishers medal.
  • Sat 5 Apr 2025
  • £28-£34
  • Sat 5 Apr 2025
  • £28-£34
Paignton, Devon, UK

Torbay Triathlon Relay

An Olympic format mixed Team Relay Triathlon using the fantastic facilities at Torbay Velopark, professionally chip timed over a traffic-free course, BTF affiliated with a great finishers medal.

  • Trees not tees
  • Recycling
  • Newcomers
  • Chip timing
  • Enter online
  • Flat
  • Traffic free
  • Urban
  • Park
  • Sustainability policy
  • Plastic-free event
  • Age 13 & over
  • 300 m pool swimming
  • 6 km road cycling
  • 1.8 km multi terrain running
A totally traffic free festival of triathlon offering junior, senior and relay options on the English Riviera. Pool swimming along with tarmac cycling and a parkland run, with a great medal.
  • Sun 6 Apr 2025
  • £21-£51
  • Sun 6 Apr 2025
  • £21-£51
Paignton, Devon, UK

Torbay Triathlon Spring

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

  • Families
  • Trees not tees
  • Recycling
  • Newcomers
  • Park
  • Coast
  • Sustainability policy
  • Public transport links
  • Plastic-free event
  • Age 5 & over
  • Sprint triathlon
  • Novice triathlon
  • Kids triathlon 7
  • Super sprint triathlon
Test every discipline in this unforgettable triathlon set along the South West Coast. Catch sight of the iconic Portland Bill lighthouse as you cycle around the beautiful Isle of Portland.
  • Sun 6 Apr 2025
  • £38.50
  • Sun 6 Apr 2025
  • £38.50
Portland, Dorset, UK

The Osprey Sprint Triathlon

Test every discipline in this unforgettable triathlon set along the South West Coast. Catch sight of the iconic Portland Bill lighthouse as you cycle around the beautiful Isle of Portland.

  • Newcomers
  • Chip timing
  • Enter online
  • Undulating
  • Event village
  • Plastic-free event
  • Age 16-99
  • 300 m pool swimming
  • 15 km road cycling
  • 5 km trail running
Tavistock Triathlon is for all ages and abilities using the amazing Olympic legacy 50m pool at Mount Kelly with quiet rolling roads for the bike and the disused railway line for the run. What a venue!
  • Sun 4 May 2025
  • £22-£59
  • Sun 4 May 2025
  • £22-£59
Tavistock, Devon, UK

Tavistock Triathlon

Tavistock Triathlon is for all ages and abilities using the amazing Olympic legacy 50m pool at Mount Kelly with quiet rolling roads for the bike and the disused railway line for the run. What a venue!

  • Trees not tees
  • Recycling
  • Dogs allowed
  • Rural
  • Sustainability policy
  • Age 5 & over
  • Olympic triathlon
  • Sprint triathlon
  • Novice triathlon
  • Kids triathlon 5
Stunning riverside venue! Swim in the beautiful River Ouse, cycle through scenic villages and run around Riverside Park in a triathlon or aquabike event of your choice.
  • Sun 4 May 2025
  • £53-£94
  • Sun 4 May 2025
  • £53-£94
Saint Neots, Cambridgeshire, UK

ATW St Neots Triathlon | Race 1

Stunning riverside venue! Swim in the beautiful River Ouse, cycle through scenic villages and run around Riverside Park in a triathlon or aquabike event of your choice.

  • Newcomers
  • Event village
  • Park
  • Age 15 & over
  • Super sprint triathlon
  • Sprint triathlon
  • Olympic triathlon
  • Standard aquabike
A choice of multi-sports events including triathlon, relay triathlon and aquabike at a stunning watersports venue with immaculate water quality, scenic routes, a custom designed medal and much more.
  • Sat 17 - Sun 18 May 2025
  • £68-£140
  • Sat 17 - Sun 18 May 2025
  • £68-£140
Bedford, Bedfordshire, UK

ATW Box End Triathlon

A choice of multi-sports events including triathlon, relay triathlon and aquabike at a stunning watersports venue with immaculate water quality, scenic routes, a custom designed medal and much more.

  • Newcomers
  • Event village
  • Park
  • Age 15 & over
  • Sprint triathlon
  • Sprint aquabike
  • Olympic triathlon
  • Standard aquabike
  • Relay triathlon
This popular weekend of multisport welcomes everyone to a wide range of activities, lively event village, grandstand seating, relay options, youth events plus some exciting new additions!
  • Sat 17 - Sun 18 May 2025
  • £12.84-£256.80
  • Sat 17 - Sun 18 May 2025
  • £12.84-£256.80
Nottingham, Nottinghamshire, UK

Outlaw Half Nottingham Weekend

This popular weekend of multisport welcomes everyone to a wide range of activities, lively event village, grandstand seating, relay options, youth events plus some exciting new additions!

  • Families
  • Newcomers
  • Dogs allowed
  • Event village
  • Park
  • Age 4 & over
  • Fun run 2
  • Sprint triathlon
  • Middle aquabike
  • Half Ironman
Triathlon and swim events at Roadford Lake, offering a range of distances to suit all ability levels in a safe environment, with camping options to enjoy the area after your event.
  • Sun 18 May 2025
  • £58-£135
  • Sun 18 May 2025
  • £58-£135
Lifton, Devon, UK

Roadford Lake Triathlon

Triathlon and swim events at Roadford Lake, offering a range of distances to suit all ability levels in a safe environment, with camping options to enjoy the area after your event.

  • Families
  • Trees not tees
  • Recycling
  • Newcomers
  • Event village
  • Rural
  • Sustainability policy
  • Plastic-free event
  • Age 15 & over
  • Sprint triathlon
  • Olympic triathlon
  • Half Ironman
Challenge yourself to tackle a 100km Centurion this year, a distance made popular by the PTO race series. Ideal if you're training for a 70.3 Half-Iron or taking a step up from Standard Distance Tri.
  • Sun 18 May 2025
  • £120-£140
  • Sun 18 May 2025
  • £120-£140
Bedford, Bedfordshire, UK

ATW Centurion 100KM Triathlon Box End

Challenge yourself to tackle a 100km Centurion this year, a distance made popular by the PTO race series. Ideal if you're training for a 70.3 Half-Iron or taking a step up from Standard Distance Tri.

  • Newcomers
  • Undulating
  • Event village
  • Park
  • Sustainability policy
  • Age 18 & over
  • 2250 m lake swimming
  • 80 km road cycling
  • 20 km trail running
Take on this multi-activity event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
  • Sun 25 May 2025
  • £58-£120
  • Sun 25 May 2025
  • £58-£120
Windsor, Buckinghamshire, UK

Dorney Triathlon | May

Take on this multi-activity event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.

  • Recycling
  • Newcomers
  • Event village
  • Sustainability policy
  • Age 15 & over
  • Super sprint triathlon
  • Sprint triathlon
  • Olympic triathlon
  • Sprint aquabike
  • Standard aquabike
Bike past historic landmarks, and run beside the Great Feild at Poundbury. As you finish each leg of the course, you’ll get closer to the crowds of people cheering you on at that final stretch.
  • Sun 25 May 2025
  • £41.50
  • Sun 25 May 2025
  • £41.50
Dorchester, Dorset, UK

The Dorchester Sprint Triathlon

Bike past historic landmarks, and run beside the Great Feild at Poundbury. As you finish each leg of the course, you’ll get closer to the crowds of people cheering you on at that final stretch.

  • Newcomers
  • Enter online
  • Undulating
  • Event village
  • Plastic-free event
  • Age 16 & over
  • 300 m pool swimming
  • 21 km road cycling
  • 5 km road running
Take on this multi-activity event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
  • Wed 28 May 2025
  • £58-£78
  • Wed 28 May 2025
  • £58-£78
Windsor, Buckinghamshire, UK

Midweek Dorney Triathlon | May

Take on this multi-activity event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.

  • Newcomers
  • Event village
  • Sustainability policy
  • Age 15 & over
  • Super sprint triathlon
  • Sprint triathlon
  • Sprint aquabike
One of the country’s most popular middle distance swim-bike-run events, delivered by triathletes for triathletes, at the beautiful and iconic Grafham Water.
  • Sun 1 Jun 2025
  • £145-£186
  • Sun 1 Jun 2025
  • £145-£186
Huntingdon, Cambridgeshire, UK

ATW Grafman Middle Distance Triathlon & Aquabike

One of the country’s most popular middle distance swim-bike-run events, delivered by triathletes for triathletes, at the beautiful and iconic Grafham Water.

  • Recycling
  • Newcomers
  • Event village
  • Park
  • Rural
  • Sustainability policy
  • Age 18 & over
  • Half Ironman
  • Standard aquabike
Take on a multi-activity or distance event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
  • Sat 7 Jun 2025
  • £58-£120
  • Sat 7 Jun 2025
  • £58-£120
Windsor, Buckinghamshire, UK

Dorney Triathlon | June

Take on a multi-activity or distance event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.

  • Recycling
  • Newcomers
  • Event village
  • Sustainability policy
  • Age 15 & over
  • Super sprint triathlon
  • Sprint triathlon
  • Olympic triathlon
  • Sprint aquabike
  • Standard aquabike
Whichever distance you choose, this triathlon will not fail to impress. With stunning views of Weymouth nature reserve and a true test of stamina, you'll be beaming with pride at the finish line.
  • Sun 8 Jun 2025
  • £60-£125
  • Sun 8 Jun 2025
  • £60-£125
Weymouth, Dorset, UK

The WMD Triathlon

Whichever distance you choose, this triathlon will not fail to impress. With stunning views of Weymouth nature reserve and a true test of stamina, you'll be beaming with pride at the finish line.

  • Newcomers
  • Event village
  • Coast
  • Age 18 & over
  • Half Ironman
  • Olympic triathlon
  • Sprint triathlon
The successful Dartmouth Triathlon returns with a stunning sea swim, stunning coastal bike route, out and back run including Devon's flattest road, plus chance to camp on the beach!
  • Sun 8 Jun 2025
  • £59-£81
  • Sun 8 Jun 2025
  • £59-£81
Dartmouth, Devon, UK

Dartmouth Triathlon

The successful Dartmouth Triathlon returns with a stunning sea swim, stunning coastal bike route, out and back run including Devon's flattest road, plus chance to camp on the beach!

  • Trees not tees
  • Recycling
  • Newcomers
  • Sustainability policy
  • Age 15 & over
  • Olympic triathlon
  • Sprint triathlon
Located at the Stewartby Sailing Club this venue is perfect for triathlon and aquabike and was host to a sold-out GB team qualifier event in 2023, with probably the fastest bike leg in the country!
  • Sun 15 Jun 2025
  • £62-£115
  • Sun 15 Jun 2025
  • £62-£115
Bedford, Bedfordshire, UK

ATW Stewartby Lake Triathlon & Aquabike

Located at the Stewartby Sailing Club this venue is perfect for triathlon and aquabike and was host to a sold-out GB team qualifier event in 2023, with probably the fastest bike leg in the country!

  • Recycling
  • Newcomers
  • Plastic bottle free
  • Event village
  • Park
  • Sustainability policy
  • Age 15 & over
  • Sprint triathlon
  • Olympic triathlon
  • Sprint aquabike
  • Standard aquabike
Previously known as Mount Edgcumbe Triathlon, triathletes and swimmers of all abilities can experience a truly exceptional venue, finishers medal, t-shirt and memorable day out at a fantastic event.
  • Sun 15 Jun 2025
  • £25-£99
  • Sun 15 Jun 2025
  • £25-£99
Torpoint, Cornwall, UK

Plymouth Triathlon & Plymouth Swim

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

  • Families
  • Trees not tees
  • Newcomers
  • Event village
  • Park
  • Sustainability policy
  • Age 9 & over
  • Kids triathlon 3
  • Sprint triathlon
  • Olympic triathlon
  • Half Ironman
  • Sea swim 3
Situated in the renowned Cardiff Bay, this event stands out as a truly memorable city race. The event village and transition area are on Roald Dahl Plass in front of the Wales Millenium Centre.
  • Sun 22 Jun 2025
  • £78.99-£249.99
  • Sun 22 Jun 2025
  • £78.99-£249.99
Cardiff, UK

Cardiff Triathlon and Duathlon

Situated in the renowned Cardiff Bay, this event stands out as a truly memorable city race. The event village and transition area are on Roald Dahl Plass in front of the Wales Millenium Centre.

  • Recycling
  • Newcomers
  • Plastic bottle free
  • Music
  • Event village
  • Event expo
  • Urban
  • Coast
  • Free venue entry
  • Sustainability policy
  • Public transport links
  • Plastic-free event
  • Age 15 & over
  • Super sprint triathlon
  • Sprint triathlon
  • Olympic triathlon 2
  • Half Ironman
  • Sprint duathlon
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-£79
  • Sun 29 Jun 2025
  • £30-£79
Torquay, Devon, UK

English Riviera Triathlon

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.

  • Trees not tees
  • Recycling
  • Newcomers
  • Plastic bottle free
  • Coast
  • Sustainability policy
  • Age 11 & over
  • Sprint triathlon
  • Olympic triathlon
  • Super sprint triathlon
  • Kids triathlon 2
Take on this multi-activity event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
  • Wed 2 Jul 2025
  • £58-£78
  • Wed 2 Jul 2025
  • £58-£78
Windsor, Buckinghamshire, UK

Midweek Dorney Triathlon | July

Take on this multi-activity event and take the opportunity to race around this unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.

  • Recycling
  • Newcomers
  • Event village
  • Sustainability policy
  • Age 15 & over
  • Super sprint triathlon
  • Sprint triathlon
  • Sprint aquabike
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 2025
  • £130-£270
  • Sat 5 Jul 2025
  • £130-£270
Saint Neots, Cambridgeshire, UK

ATW Odyssey 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.

  • Families
  • Recycling
  • Entertainment
  • Music
  • Event village
  • Park
  • Rural
  • Sustainability policy
  • Age 18 & over
  • Ironman
  • Half Ironman
  • Fri 16 - Sun 18 May 2025
Keswick, Cumbria, UK

Keswick Mountain Festival

  • 5K run
  • 10K run
  • Half marathon
  • 50K ultra run
  • Fell run
  • + 12 more races

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