Olympic triathlons (standard distance) in UK
Find olympic triathlons (standard distance) in UK in 2025/2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
Filter by date
Filter by place
MapEvent listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sat 2 May 2026
- £99-£120
Dorney Standard Triathlon
Take on this Standard Triathlon and enjoy the opportunity to race around the unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
- Chip timing
- Enter online
- Flat
- PB
- Traffic free
- Age 17 & over
- 1500 m lake swimming
- 40 km road cycling
- 10 km road running
- Sun 3 May 2026
- £58-£63
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!
- Enter online
- Undulating
- Age 16 & over
- 800 m pool swimming
- 36 km road cycling + 1726 ft ascent
- 10 km road running + 652 ft ascent
- Sun 3 May 2026
- £96-£117
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.
- Enter online
- Age 17 & over
- 1500 m river swimming
- 45 km road cycling + 771 ft ascent
- 10 km road running
- Sat 16 May 2026
- £97-£120
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
- Sun 17 May 2026
- £82-£84
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.
- Chip timing
- Enter online
- Undulating
- Age 17 & over
- 1500 m lake swimming
- 46 km road cycling + 4245 ft ascent
- 10 km road running + 1644 ft ascent
- Sun 24 May 2026
- £96-£117
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.
- Enter online
- Age 17 & over
- 1500 m lake swimming
- 40 km road cycling + 837 ft ascent
- 10 km road running + 170 ft ascent
- Sat 6 Jun 2026
- £99-£120
Dorney Standard Triathlon
Take on this Standard Triathlon and enjoy the opportunity to race around the unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
- Chip timing
- Enter online
- Flat
- PB
- Age 17 & over
- 1500 m lake swimming
- 40 km road cycling
- 10 km road running
- Sun 7 Jun 2026
- £85
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!
- Chip timing
- Enter online
- Age 15 & over
- 1500 m sea swimming
- 40 km road cycling + 2134 ft ascent
- 10 km road running + 456 ft ascent
- Sun 14 Jun 2026
- £75
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.
- Chip timing
- Enter online
- Age 17 & over
- 1500 m sea swimming
- 40 km road cycling + 2593 ft ascent
- 10 km trail running + 810 ft ascent
- Sun 14 Jun 2026
- £90-£110
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.
- Chip timing
- Enter online
- Undulating
- Age 18 & over
- 1500 m sea swimming
- 40 km road cycling + 1040 ft ascent
- 10 km multi terrain running + 132 ft ascent
- Sun 21 Jun 2026
- £90
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.
- Chip timing
- Enter online
- Age 18 & over
- 1500 m sea swimming
- 40 km road cycling
- 10 km road running
- Sun 21 Jun 2026
- £96-£117
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.
- Enter online
- Flat
- Traffic free
- Age 17 & over
- 1500 m lake swimming
- 37 km road cycling + 316 ft ascent
- 10 km road running + 104 ft ascent
- Sun 21 Jun 2026
- £100-£125
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.
- Chip timing
- Enter online
- Age 17 & over
- 1.5 km lake swimming
- 42 km road cycling
- 10.5 km road running
- Sun 5 Jul 2026
- £75
English Riviera Triathlon | Standard
A fast, exciting, spectator-friendly, non-draft Standard Triathlon in Torquay! Swim from the sheltered Torre Abbey Sands beach, ride a fast and flattish closed-road circuit and run by the sea.
- Chip timing
- Enter online
- Undulating
- Age 17 & over
- 1500 m sea swimming
- 40 km road cycling + 1312 ft ascent
- 10 km road running + 250 ft ascent
- Sun 12 Jul 2026
- £139-£179
- 1 charity
Eastbourne Triathlon and Multisport Festival | Standard Distance Triathlon
The beautiful seaside town of Eastbourne welcomes athletes of all abilities and experience back for the Eastbourne Triathlon! The standard circuit enjoys the beach, closed roads and iconic promenade.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 17 & over
- 1500 m sea swimming
- 40 km road cycling + 700 m ascent
- 10 km road running
- Sun 12 Jul 2026
- £85-£105
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.
- Chip timing
- Enter online
- Traffic free
- Age 17 & over
- 1500 m lake swimming
- 42 km road cycling + 144 ft ascent
- 10 km road running + 174 ft ascent
- Sun 12 Jul 2026
- £99-£120
Dorney Triathlon | July | Standard
Take on this Standard Triathlon and enjoy the opportunity to race around the unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
- Chip timing
- Enter online
- Flat
- PB
- Traffic free
- Age 17 & over
- 1500 m lake swimming
- 38 km road cycling
- 10 km road running
- Sun 12 Jul 2026
- £85-£100
Ripon Triathlon Festival | Standard Triathlon
One of the most popular distances within the sport of triathlon, catering to both amateur and professional athletes, striking a balance between speed and endurance.
- Enter online
- Age 18 & over
- 1500 m lake swimming
- 40 km road cycling + 183 m ascent
- 10 km road running + 21 m ascent
- Sun 19 Jul 2026
- £100-£125
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.
- Chip timing
- Enter online
- Age 17 & over
- 1.5 km lake swimming
- 45 km road cycling + 957 ft ascent
- 10.5 km road running + 615 ft ascent
- Sun 26 Jul 2026
- £99-£120
Dorney Triathlon | July | Standard Triathlon
Take on this Standard Triathlon and enjoy the opportunity to race around the unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
- Chip timing
- Enter online
- Flat
- PB
- Traffic free
- Age 17 & over
- 1500 m lake swimming
- 38 km road cycling
- 10 km road running
- Sat 8 Aug 2026
- £99-£120
Dorney Triathlon | August | Standard Triathlon
Take on this Standard Triathlon and enjoy the opportunity to race around the unique and inspiring Olympic venue! Great water quality and flat, scenic grounds.
- Chip timing
- Enter online
- Flat
- PB
- Traffic free
- Age 17 & over
- 1500 km lake swimming
- 38 km road cycling
- 10 km road running
- Sat 8 Aug 2026
- £96-£117
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
- Sun 6 Sep 2026
- £95-£120
Helvellyn Triathlon
Take on one of the UK’s toughest triathlons – a legendary Lake District challenge where brutal climbs, wild beauty and sheer determination define every mile.
- Chip timing
- Enter online
- Mountainous
- Age 17 & over
- 1.5 km lake swimming
- 59 km road cycling + 990 m ascent
- 15 km fell running + 931 m ascent
- Sun 13 Sep 2026
- £93-£108
Aviemore Triathlon | Long Hard Durty
Join the Aviemore Triathlon in the beautiful Cairgorms and enjoy an open water swim in the cool, calm waters of Loch Morlich and enjoy mountain biking and running on the trails of Glenmore Forest.
- Chip timing
- Enter online
- Hilly
- Age 15 & over
- 1000 m lake swimming
- 18 km mountain biking
- 9 km trail running
- Sun 20 Sep 2026
- £82-£97
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.
- Chip timing
- Enter online
- Flat
- Traffic free
- Age 17 & over
- 1.5 km lake swimming
- 40 km road cycling + 80 m ascent
- 10 km trail running + 14 m ascent