- Sun 4 May
- £22-£59
- Sun 4 May
- £22-£59
Tavistock Triathlon
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!
- Trees not tees
- Recycling
- Dogs allowed
- Rural
- Sustainability policy
- Age 5 & over
- Olympic triathlon
- Sprint triathlon
- Novice triathlon
- Kids triathlon 5
- Sun 4 May
- £53-£94
- Sun 4 May
- £53-£94
ATW St Neots Triathlon | Race 1
Stunning riverside venue! Swim in the beautiful River Ouse, cycle through scenic villages and run around Riverside Park in a triathlon or aquabike event of your choice.
- Newcomers
- Event village
- Park
- Age 15 & over
- Super sprint triathlon
- Sprint triathlon
- Olympic triathlon
- Standard aquabike
- Sat 10 May
- £240-£260
- Sat 10 May
- £240-£260
THE ROC WALES
The totally unique ROC format, from Abersoch Bay to the top of Wales’ highest mountain and back. Swim, Bike, Mountain, Bike, Run; THE ROC WALES is triathlon - tough and redefined.
- Recycling
- Plastic bottle free
- Entertainment
- Music
- Chip timing
- Enter online
- Hilly
- Mountainous
- Event village
- Event expo
- Coast
- Mountains
- Sustainability policy
- Plastic-free event
- Age 18 & over
- 1.5 km sea swimming
- 100 km road cycling
- 13 km multi terrain running + 3330 ft ascent
- Fri 16 - Sun 18 May
- £30
- Fri 16 - Sun 18 May
- £30
Keswick Mountain Festival
The UK's top outdoor sports festival! Incredible entertainment, sports events, speakers, live music, activities, brand expo, bars, food, drink and much more.
- Families
- Wheelchair users
- Newcomers
- Dogs allowed
- Entertainment
- Music
- Enter online
- Event village
- Event expo
- Park
- Rural
- Mountains
- All ages
- 5K run 2
- 10K run
- Half marathon
- 50K ultra run
- Fell run
- + 12 more races
- Sat 17 - Sun 18 May
- £68-£140
- Sat 17 - Sun 18 May
- £68-£140
ATW Box End Triathlon
A choice of multi-sports events including triathlon, relay triathlon and aquabike at a stunning watersports venue with immaculate water quality, scenic routes, a custom designed medal and much more.
- Newcomers
- Event village
- Park
- Age 15 & over
- Sprint triathlon
- Sprint aquabike
- Olympic triathlon
- Standard aquabike
- Half Ironman
- + 1 more race
- Sun 18 May
- £58-£135
- Sun 18 May
- £58-£135
Roadford Lake Triathlon
Triathlon and swim events at Roadford Lake, offering a range of distances to suit all ability levels in a safe environment, with camping options to enjoy the area after your event.
- Families
- Trees not tees
- Recycling
- Newcomers
- Event village
- Rural
- Sustainability policy
- Plastic-free event
- Age 15 & over
- Sprint triathlon
- Olympic triathlon
- Half Ironman
- Sun 25 May
- £58-£120
- Sun 25 May
- £58-£120
Dorney Triathlon | May
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.
- Recycling
- Newcomers
- Event village
- Sustainability policy
- Age 15 & over
- Super sprint triathlon
- Sprint triathlon
- Olympic triathlon
- Sprint aquabike
- Standard aquabike
- Sun 25 May
- £41.50
- Sun 25 May
- £41.50
The Dorchester Sprint Triathlon
Bike past historic landmarks, and run beside the Great Feild at Poundbury. As you finish each leg of the course, you’ll get closer to the crowds of people cheering you on at that final stretch.
- Newcomers
- Enter online
- Undulating
- Event village
- Plastic-free event
- Age 16 & over
- 300 m pool swimming
- 21 km road cycling
- 5 km road running
- Sun 25 May
- £80
- Sun 25 May
- £80
Dorney Lake Draft-Legal Triathlon
Incorporating Sprint Triathlon 2026 World Championships Qualifier! Dorney Lake Events provides you with an opportunity to race like an elite around this unique and inspiring Olympic venue.
- Newcomers
- Enter online
- Flat
- Event village
- Age 15 & over
- 750 m lake swimming
- 19 km road cycling
- 5 km road running
- Wed 28 May
- £58-£78
- Wed 28 May
- £58-£78
Midweek Dorney Triathlon | May
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.
- Newcomers
- Event village
- Sustainability policy
- Age 15 & over
- Super sprint triathlon
- Sprint triathlon
- Sprint aquabike
- Sun 4 May
Horwich Triathlon, Duathlon & Aquathlon
- Sprint triathlon
- Olympic triathlon
- Sprint duathlon
- Standard duathlon
- Sprint aquathlon
- + 1 more race
- Mon 5 May
Winchester Triathlon
- Kids triathlon
- Novice triathlon
- Sprint triathlon
- Mon 5 May
Tad Tri
- 400 m pool swimming
- 13 km road cycling
- 6 km road running
- Sat 10 May
Mumbles Triathlon
- Olympic triathlon
- Half Ironman 2
- Sprint triathlon
- Sat 10 - Sun 11 May
TRAILDOG MultiSport
- Super sprint duathlon 2
- Novice triathlon 2
- Sprint aquathlon 2
- CaniCross 2
- Sun 11 May
Cheshire Triathlon
- Novice triathlon 2
- Super sprint triathlon
- Sprint triathlon
- Sun 11 May
The Huntsman Triathlon
- Middle aquabike
- Sprint duathlon
- Sprint triathlon
- Olympic triathlon
- Half Ironman
- Sun 11 May
Sywell Sprint Triathlon Series – May Race
- 750 m lake swimming
- 20 km road cycling
- 5 km road running
- Sun 11 May
Royal Wootton Bassett Triathlon
- 400 m pool swimming
- 20 km road cycling
- 5 km road running
- Sat 17 - Sun 18 May
Outlaw Half Nottingham Weekend
- Fun run 2
- Sprint triathlon
- Middle aquabike
- Half Ironman
- Sat 17 May
Essex Triathlons - Hanningfield Reservoir
- Sprint triathlon
- Olympic triathlon
- Sprint aquabike
- Standard aquabike
- Sun 18 May
Southport Triathlon, Duathlon & Aquathlon
- Sprint triathlon
- Olympic triathlon
- Sprint duathlon
- Standard duathlon
- Sprint aquathlon
- + 1 more race
- Sun 25 May
Swansea Triathlon
- 750 m dock swimming
- 20 km road cycling
- 5 km road running