Olympic triathlons

Olympic triathlons

Standard (aka Olympic) distance triathlon events | 1.5km swim + 40km bike + 10km run

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Olympic triathlons in the UK

An Olympic or standard distance triathlon involves a 1.5km swim, a 40km bike ride and a 10km run. Short enough for confident beginners but long enough to be a real endurance challenge, Olympic triathlons have a lot to offer - and as the most popular type of triathlon in the UK, there are plenty of events to choose from. Select your location for Olympic triathlons in your area or scroll down to see events coming up.

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Olympic and standard distance triathlons in 2025/2026

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

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.
  • Sat 2 May 2026
  • £99-£120
Windsor, Buckinghamshire, UK

Dorney Standard Triathlon

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.

  • 1500 m lake swimming
  • 40 km road cycling
  • 10 km road 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 3 May 2026
  • £58-£63
Tavistock, Devon, UK

Tavistock Triathlon | Standard

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!

  • 800 m pool swimming
  • 36 km road cycling + 1726 ft ascent
  • 10 km road running + 652 ft ascent
Stunning riverside venue! Swim in the beautiful River Ouse, cycle through scenic villages and run around Riverside Park in a Standard Distance Triathlon.
  • Sun 3 May 2026
  • £96-£117
Saint Neots, Cambridgeshire, UK

ATW St Neots Standard Triathlon | Race 1

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

  • 1500 m river swimming
  • 45 km road cycling + 771 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.
  • Sat 16 May 2026
  • £97-£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.

  • 1500 m river swimming
  • 40 km road cycling + 479 ft ascent
  • 10 km trail running + 86 ft ascent
This triathlon returns for another successful year! It’s a superb swimming venue with quiet rolling roads for the bike course and a cracking run too. Plus there's lakeside camping available too.
  • Sun 17 May 2026
  • £82-£84
Lifton, Devon, UK

Roadford Lake Triathlon | Standard

This triathlon returns for another successful year! It’s a superb swimming venue with quiet rolling roads for the bike course and a cracking run too. Plus there's lakeside camping available too.

  • 1500 m lake swimming
  • 46 km road cycling + 4245 ft ascent
  • 10 km road running + 1644 ft ascent
Challenge yourself in the Standard Distance Triathlon at Box End Lake — a superb race combining pristine open water, fast scenic routes, and an unbeatable atmosphere for all abilities.
  • Sun 24 May 2026
  • £96-£117
Bedford, Bedfordshire, UK

ATW Box End Standard Triathlon

Challenge yourself in the Standard Distance Triathlon at Box End Lake — a superb race combining pristine open water, fast scenic routes, and an unbeatable atmosphere for all abilities.

  • 1500 m lake swimming
  • 40 km road cycling + 837 ft ascent
  • 10 km road running + 170 ft ascent
Race through the beautiful grounds and surrounding area of stunning South Galway in a triathlon for a range of levels then celebrate with friends and family in the festival village.
  • Sun 24 May 2026
  • £100-£125
Gort, Ireland

Lough Cutra Castle | Olympic Triathlon

Race through the beautiful grounds and surrounding area of stunning South Galway in a triathlon for a range of levels then celebrate with friends and family in the festival village.

  • 1.5 km lake swimming
  • 40 km road cycling
  • 10 km road running
Race through the beautiful grounds and surrounding area of the stunning Château de Chantilly in an Olympic Triathlon then celebrate with friends and family in the festival village.
  • Sun 7 Jun 2026
  • €100-€125
Chantilly, France

Chateau de Chantilly | Olympic Triathlon

Race through the beautiful grounds and surrounding area of the stunning Château de Chantilly in an Olympic Triathlon then celebrate with friends and family in the festival village.

  • 1.5 km lake swimming
  • 40 km road cycling + 414 ft ascent
  • 10.5 km road running
Swim in the clear waters of Blackpool Sands, then take a scenic coastal bike route featuring Devon's flattest road, then run by a stream. Plus chance to camp on the beach!
  • Sun 7 Jun 2026
  • £85
Dartmouth, Devon, UK

Dartmouth Triathlon | Standard

Swim in the clear waters of Blackpool Sands, then take a scenic coastal bike route featuring Devon's flattest road, then run by a stream. Plus chance to camp on the beach!

  • 1500 m sea swimming
  • 40 km road cycling + 2134 ft ascent
  • 10 km road running + 456 ft ascent
Dive into the Plymouth Standard Triathlon! A stunning sea swim, scenic coastal bike ride, and flat waterfront run offering an unforgettable multisport challenge for athletes of all abilities.
  • Sun 14 Jun 2026
  • £65
Torpoint, Cornwall, UK

Plymouth Standard Triathlon

Dive into the Plymouth Standard Triathlon! A stunning sea swim, scenic coastal bike ride, and flat waterfront run offering an unforgettable multisport challenge for athletes of all abilities.

  • 1500 m sea swimming
  • 40 km road cycling + 2593 ft ascent
  • 10 km trail running + 810 ft ascent
The Classic 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 14 Jun 2026
  • £80
Weymouth, Dorset, UK

Weymouth WMD Triathlon | Weymouth WMD Classic Triathlon

The Classic 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.

  • 1500 m sea swimming
  • 40 km road cycling + 1040 ft ascent
  • 10 km multi terrain running + 132 ft ascent
Take on an exciting coastal Standard Triathlon in Southend, featuring a sea swim, fast seafront cycle, and scenic run with fantastic crowd support all the way.
  • Sun 21 Jun 2026
  • £90
Southend-on-Sea, Essex, UK

Southend Triathlon | Standard Triathlon

Take on an exciting coastal Standard Triathlon in Southend, featuring a sea swim, fast seafront cycle, and scenic run with fantastic crowd support all the way.

  • 1500 m sea swimming
  • 40 km road cycling
  • 10 km road running
Dive into the ATW Stewartby Lake Standard Triathlon – a flat, fast and friendly race offering stunning lake views, smooth roads, and PB potential.
  • Sun 21 Jun 2026
  • £96-£117
Bedford, Bedfordshire, UK

ATW Stewartby Lake Standard Triathlon

Dive into the ATW Stewartby Lake Standard Triathlon – a flat, fast and friendly race offering stunning lake views, smooth roads, and PB potential.

  • 1500 m lake swimming
  • 37 km road cycling + 316 ft ascent
  • 10 km road running + 104 ft ascent
Get active in the beautiful grounds and surrounding area of stunning Cheshire in the discipline of your choice! Bring your friends and celebrate completing your challenge in the festival village.
  • Sun 21 Jun 2026
  • £100-£125
Malpas, Cheshire, UK

Cholmondeley Castle | Olympic Triathlon

Get active in the beautiful grounds and surrounding area of stunning Cheshire in the discipline of your choice! Bring your friends and celebrate completing your challenge in the festival village.

  • 1.5 km lake swimming
  • 42 km road cycling
  • 10.5 km road running
Get ready for one of the UK’s most exciting triathlon events of the year!
  • Sun 5 Jul 2026
  • £96-£117
Bedford, Bedfordshire, UK

ATW Odyssey At Box End Triathlon | Standard Distance Triathlon

Get ready for one of the UK’s most exciting triathlon events of the year!

  • 1500 m lake swimming
  • 38 km road cycling + 610 ft ascent
  • 10 km road running + 174 ft ascent
Fast, exciting, spectator-friendly racing in the centre of Torquay! Swim from the sheltered Torre Abbey Sands beach, ride a fast and flattish closed-road circuit and run  by the sea.
  • Sun 5 Jul 2026
  • £65
Torquay, Devon, UK

English Riviera Triathlon | Standard

Fast, exciting, spectator-friendly racing in the centre of Torquay! Swim from the sheltered Torre Abbey Sands beach, ride a fast and flattish closed-road circuit and run by the sea.

  • 1500 m sea swimming
  • 40 km road cycling + 1312 ft ascent
  • 10 km road running + 250 ft ascent
Swim, bike, and run through an iconic city backdrop with a flat, fast course and incredible atmosphere — one of the UK's most-popular 'closed-road' Standard triathlons.
  • Sun 12 Jul 2026
  • £85-£105
Bristol, Somerset, UK

ATW Bristol Standard Triathlon

Swim, bike, and run through an iconic city backdrop with a flat, fast course and incredible atmosphere — one of the UK's most-popular 'closed-road' Standard triathlons.

  • 1500 m lake swimming
  • 42 km road cycling + 144 ft ascent
  • 10 km road running + 174 ft ascent
A jewel in the castle crown! Get active in the beautiful grounds and surrounding area of stunning Leicestershire in an Olympic Triathlon! Celebrate in the festival village afterwards.
  • Sun 19 Jul 2026
  • £100-£125
Grantham, Leicestershire, UK

Belvoir Castle | Olympic Triathlon

A jewel in the castle crown! Get active in the beautiful grounds and surrounding area of stunning Leicestershire in an Olympic Triathlon! Celebrate in the festival village afterwards.

  • 1.5 km lake swimming
  • 45 km road cycling + 957 ft ascent
  • 10.5 km road running + 615 ft ascent
Stunning riverside venue! Swim in the beautiful River Ouse, cycle through scenic villages and run around Riverside Park in a Standard Triathlon.
  • Sat 8 Aug 2026
  • £94-£115
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.

  • 1500 m river swimming
  • 45 km road cycling + 712 ft ascent
  • 10 km road running + 0 ft ascent
Be part of a UK first. This isn’t just another triathlon—it’s the first event of its kind where you decide the distance, from sprint to full, and race your way.
  • Sat 8 Aug 2026
  • £96
St. Neots, Cambridgeshire, UK

ATW First To Full Triathlon Festival | Standard Distance Triathlon

Be part of a UK first. This isn’t just another triathlon—it’s the first event of its kind where you decide the distance, from sprint to full, and race your way.

  • 1500 m river swimming
  • 45 km road cycling + 712 ft ascent
  • 10 km road running + 0 ft ascent
The Olympic venue, Eton Dorney, offers pan-flat, traffic-free roads and a beautiful clear lake for Standard-distance triathletes to enjoy in an exclusive setting.
  • Sun 20 Sep 2026
  • £82-£97
Windsor, Buckinghamshire, UK

Eton Dorney Standard Triathlon

The Olympic venue, Eton Dorney, offers pan-flat, traffic-free roads and a beautiful clear lake for Standard-distance triathletes to enjoy in an exclusive setting.

  • 1.5 km lake swimming
  • 40 km road cycling + 80 m ascent
  • 10 km trail running + 14 m ascent
Stunning riverside venue! Swim in the beautiful River Ouse, cycle through scenic villages and run around Riverside Park in a Standard Triathlon.
  • Sun 20 Sep 2026
  • £94-£115
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.

  • 1500 m river swimming
  • 45 km road cycling + 712 ft ascent
  • 10 km road running + 0 ft ascent

Olympic triathlons near you

Select your location for standard distance triathlons in your area.

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