Olympic triathlons (standard distance) in UK in May 2026
Find olympic triathlons (standard distance) in UK in May 2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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- Sat 2 May 2026
- £99-£120
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.
- 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
- Sun 3 May 2026
Horwich Triathlon & Multisport | Standard Triathlon
- 500 km pool swimming
- 40 km road cycling + 1775 ft ascent
- 8.6 km road running + 817 ft ascent