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Triathlons in UK in May 2025
Find triathlons near me in UK in May 2025 - search by date or place, display on a map or use the advanced search to find your perfect race.
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Events near me
Click an event for full event details, location, route, sustainability, what's included and how to enter.
- Mon 5 May
Winchester, Hampshire, UK
Winchester Triathlon | Sprint Distance
- 400 m pool swimming
- 22 km road cycling
- 5 km trail running
- Mon 5 May
Grantham, Lincolnshire, UK
Tridents Grantham Triathlon
- 400 m pool swimming
- 24 km road cycling
- 5 km road running
- Mon 5 May
Tadcaster, North Yorkshire, UK
Tad Tri
- 400 m pool swimming
- 13 km road cycling
- 6 km road running
- Mon 5 May
Winchester, Hampshire, UK
Winchester Triathlon | Novice Distance
- 200 m pool swimming
- 11 km road cycling
- 2.5 km trail running
- Mon 5 May
Winchester, Hampshire, UK
Winchester Triathlon | Junior Distance
- 100 m pool swimming
- 2 km mountain biking
- 1 km trail running
- Sat 10 May
Swansea, West Glamorgan, UK
Mumbles Triathlon | Olympic Distance
- 950 km sea swimming
- 42 km road cycling
- 10 km road running
- Sat 10 May
Swansea, West Glamorgan, UK
Mumbles Triathlon | Middle Distance
- 1.9 km sea swimming
- 90 km road cycling
- 21 km road running
- Sat 10 May
Swansea, West Glamorgan, UK
Mumbles Triathlon | Sprint Distance
- 750 m sea swimming
- 32 km road cycling
- 10 km road running
- Sat 10 May
Morpeth, Northumberland, UK
TRAILDOG MultiSport | Triathlon - Saturday
- 80 m lake swimming
- 2.4 km mountain biking
- 1.7 km trail running
- Sat 10 May
York, North Yorkshire, UK
Wakefield Junior Duathlon | TriStar Start
- 400 m trail running
- 1 km road cycling
- 200 m trail running
- Sat 10 May
York, North Yorkshire, UK
Wakefield Junior Duathlon | TriStar 1
- 1200 m trail running
- 4 km road cycling
- 400 m trail running
- Sat 10 May
York, North Yorkshire, UK
Wakefield Junior Duathlon | TriStar 2
- 1600 m trail running
- 6 km road cycling
- 600 m trail running
- Sat 10 May
York, North Yorkshire, UK
Wakefield Junior Duathlon | TriStar 3
- 2000 m trail running
- 8 km road cycling
- 800 m trail running
- Sat 10 May
York, North Yorkshire, UK
Wakefield Junior Duathlon | Youth
- 2500 m trail running
- 10 km road cycling
- 1250 m trail running
- Sat 10 May
Stamford, Cambridgeshire, UK
Burghley Multisport Weekend | Swim Bike Run Mini
- 50 m lake swimming
- 5 km road cycling
- 1 km road running
- Sun 11 May
London, UK
Crystal Palace Triathlon | TriStart
- 50 m pool swimming
- 1 km road cycling
- 400 m road running
- Sun 11 May
London, UK
Crystal Palace Triathlon | TriStar 1
- 150 m pool swimming
- 4 km road cycling
- 1.2 km road running
- Sun 11 May
London, UK
Crystal Palace Triathlon | TriStar 2
- 150 m pool swimming
- 6 km road cycling
- 2 km road running
- Sun 11 May
London, UK
Crystal Palace Triathlon | TriStar 3
- 300 m pool swimming
- 8 km road cycling
- 2.4 km road running
- Sun 11 May
London, UK
Crystal Palace Triathlon | Youths
- 300 m pool swimming
- 11.4 km road cycling
- 2.8 km road running
- Sun 11 May
London, UK
Crystal Palace Triathlon | Juniors
- 300 m pool swimming
- 11.4 km road cycling
- 2.8 km road running
- Sun 11 May
Pinner, UK
The Hatch End – Harrow Triathlon | Adult – Novice
- 400 m pool swimming
- 17 km road cycling
- 3 km trail running
- Sun 11 May
Pinner, UK
The Hatch End – Harrow Triathlon | Adult – Experienced
- 400 m pool swimming
- 17 km road cycling
- 3 km trail running
- Sun 11 May
Stamford, Cambridgeshire, UK
Burghley Multisport Weekend | 100KM Long Distance Triathlon
- 2 km lake swimming
- 80 km road cycling
- 18 km road running
- Sun 11 May
Stamford, Cambridgeshire, UK
Burghley Multisport Weekend | Standard Distance Triathlon
- 1.5 km lake swimming
- 40 km road cycling
- 10 km road running
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