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Triathlon Events in United Kingdom 2024-2025
By far the most popular multidisciplinary sport, a triathlon combines swimming, cycling and running in sequence. There are five officially recognised distances and plenty more for the fun of it. Whether it’s your very first triathlon or your 50th, there are incredible events for all levels running up and down the whole country. Find hundreds of the best UK triathlon events on Let’s Do This, with races to book for every level. No matter which time of the year you’re looking to compete, discover triathlons near you today.
Sunday, Jul 28, 2024
1. London T100
Royal Victoria Dock, London E16 1XL, UK
super sprint, sprint, olympic
Saturday, Jun 1, 2024
2. Blenheim Palace Triathlon 2024
Woodstock OX20 1PY, UK
sprint, super sprint
(162 reviews)
Sunday, Apr 28, 2024
3. The First Tri
Freedom Leisure, Church Rd, Lydney GL15 5DZ, UK
sprint, olympic
(60 reviews)
Saturday, May 18, 2024
4. Outlaw Half Nottingham Weekend 2024
Holme Pierrepont Country Park, home of The National Water Sports Centre, Adbolton Ln, Holme Pierrepont, Nottingham NG12 2LU, UK
super sprint
(129 reviews)
Saturday, Jul 6, 2024
5. Outlaw Half Holkham Weekend 2024
Holkham Hall, Holkham Rd, Wells-next-the-Sea NR23 1AB, UK
super sprint
(167 reviews)
Sunday, Jul 21, 2024
6. Guildford Triathlon and Kids Aquathlon 2024
Richard Meyjes Rd, Guildford GU2, UK
sprint
(39 reviews)
Saturday, Jul 27, 2024
7. Outlaw Nottingham Weekend 2024
Holme Pierrepont Country Park, home of The National Water Sports Centre, Adbolton Ln, Holme Pierrepont, Nottingham NG12 2LU, UK
(230 reviews)
Saturday, Jun 1, 2024
8. Charity/Partner Entry Blenheim Palace Triathlon 2024
Woodstock OX20 1PY, UK
sprint, super sprint
Sunday, May 5, 2024
9. Uppingham Pool Sprint Triathlon and Children's Aquathlon 2024
Uppingham, Rutland
sprint
Monday, May 6, 2024
10. Hart Triathlon Series
Fleet, Hampshire
sprint
(55 reviews)
Saturday, May 4, 2024
11. Dorney Triathlon - May
Dorney Lake Boathouse, Court Ln, Dorney, Windsor SL4 6QP, UK
super sprint, sprint
(10 reviews)
Sunday, May 19, 2024
13. Roadford Lake Triathlon
Roadford Lake Lodges, Broadwoodwidger, Lifton PL16 0RL, UK
super sprint, sprint, olympic
(2 reviews)
Wednesday, May 29, 2024
14. RunThrough Dorney Evening Triathlon - May
Lake End Rd & Court Ln, Dorney, Windsor SL4 6QL, UK
sprint, super sprint
(4 reviews)
Wednesday, Jul 3, 2024
15. RunThrough Dorney Evening Triathlon - July
Lake End Rd & Court Ln, Dorney, Windsor SL4 6QL, UK
sprint, super sprint
(1 reviews)
Wednesday, Aug 7, 2024
16. RunThrough Dorney Lake Evening Triathlon - August
Lake End Rd & Court Ln, Dorney, Windsor SL4 6QL, UK
sprint, super sprint
(2 reviews)
Saturday, Aug 10, 2024
17. Conquer the Chilterns Triathlon
The Henley Showground, Marlow Rd, Henley-on-Thames RG9 3AS, UK
sprint
Sunday, Aug 11, 2024
18. RunThrough Dorney Lake Triathlon - August
Dorney Lake, Dorney Lake, Windsor SL4, UK
super sprint
(13 reviews)
Wednesday, Jan 1, 2025
19. Outlaw Half Nottingham Weekend 2025 - date TBC
Holme Pierrepont Country Park, home of The National Water Sports Centre, Adbolton Ln, Holme Pierrepont, Nottingham NG12 2LU, UK
half ironman, sprint
Friday, Apr 18, 2025
20. Radley Triathlon 2025
Kennington Rd, Abingdon, Radley, Abingdon OX14 2HR, UK
sprint, super sprint
(44 reviews)
Sunday, Apr 27, 2025
21. The First Tri 2025
Church Rd, Lydney GL15 5DZ, UK
sprint, olympic
Monday, May 5, 2025
22. Winchester Triathlon 2025
Romsey Rd, Winchester SO21, UK
Sunday, May 12, 2024
23. Spring Waveney Triathlon
Bungay Pool & Gym, St John's Hill, Bungay NR35 1PH, UK
super sprint
(3 reviews)
Sunday, Jun 16, 2024
24. The One for the Planet powered by Climategames
Dorney Lake, Dorney Lake, Windsor, UK
5k, 10k, sprint, super sprint, olympic
Sunday, Jul 14, 2024
25. Dorney Lake Triathlon - July
Dorney Lake, Dorney Lake, Windsor SL4, UK
sprint, olympic, super sprint
(18 reviews)
Sunday, Jul 28, 2024
26. Charity/Partner Entry Challenge London 2024
Royal Victoria Dock, London E16 1XL, UK
super sprint, sprint, olympic
Saturday, Aug 10, 2024
27. 12th Midnight Man
Rennie Dr, Dartford DA1, UK
half ironman, ironman, super sprint
(14 reviews)
Sunday, Sep 1, 2024
28. Dorney Lake Triathlon - September
Dorney Lake, Dorney Lake, Windsor SL4, UK
sprint, olympic, super sprint
(16 reviews)
Sunday, Sep 8, 2024
29. Autumn Waveney Triathlon
Bungay NR35 1FB, UK
super sprint
Sunday, Oct 6, 2024
30. The Last Tri
Lydney GL15 5DZ, UK
sprint, olympic
(62 reviews)
Monday, May 6, 2024
32. Winchester Triathlon 2024
Winchester, Hampshire
super sprint, sprint
(31 reviews)
Wednesday, May 8, 2024
33. SWMA Tri Series Race 1
Cromhall, South Gloucestershire
sprint
(24 reviews)
Saturday, May 11, 2024
34. The All Nations Triathlon
Dorney, Buckinghamshire
sprint
(19 reviews)
Sunday, May 26, 2024
35. West Country Water Park Triathlons - Triathlon 1
Frampton Cotterell, South Gloucestershire
sprint
Sunday, Jun 2, 2024
36. West Country Water Park Triathlons - Triathlon 2
Frampton Cotterell, South Gloucestershire
super sprint, sprint
Saturday, Jun 8, 2024
37. Natures Way Foods Chichester Triathlon Series Weekend
Chichester, West Sussex
olympic, sprint and more
(99 reviews)
Wednesday, Jun 12, 2024
38. SWMA Tri Series Race 2
Cromhall, South Gloucestershire
sprint, super sprint
(17 reviews)
Sunday, Jun 16, 2024
39. Lakesman Triathlons 2024
Keswick, Cumbria
(2 reviews)
Sunday, Jun 16, 2024
40. SWMA Wild Boar 70.3 & Olympic Triathlon 2024
Cromhall, South Gloucestershire
(33 reviews)
Sunday, Jun 16, 2024
41. Eastbourne Triathlon
Eastbourne, East Sussex
sprint, 5k and more
(6 reviews)
Sunday, Jun 16, 2024
42. Sandbanks Sprint Triathlon - June
Poole, Dorset
sprint
(3 reviews)
Saturday, Jun 22, 2024
43. ABERSOCH Triathlon 2024
Abersoch, Gwynedd
olympic, sprint and more
(3 reviews)
Sunday, Jun 23, 2024
44. Darwen Triathlon - June 2024
Darwen, Blackburn with Darwen
sprint, 10k, 5k and more
Sunday, Jun 23, 2024
45. The 15th Dartford Bridge Triathlon
Dartford, Kent
olympic, super sprint, sprint
(2 reviews)
Sunday, Jun 30, 2024
46. West Country Water Park Triathlons - Triathlon 3
Frampton Cotterell, South Gloucestershire
super sprint, sprint
Sunday, Jun 30, 2024
47. Thorpe Park Sprint Triathlon - June 2024
Chertsey, Surrey
sprint and more
Sunday, Jun 30, 2024
48. The Northumbrian
Hexham, Northumberland
ironman, half ironman
(1 reviews)
