Wimbleball Lake Triathlon, 30 August 2026
The event returns to Wimbleball Lake near Dulverton, Somerset. Races begin with a swim in the lake where swimming is not normally permitted. The bike stages use quiet, albeit lumpy, local roads and are held over multiple laps. The run is based on a 10.5K lap that is completed once, twice or four times depending on the distance chosen.
Available race formats include:
- Sprint Triathlon
- Standard Triathlon: one bike lap, one 10.5K run lap
- Standard Aquabike
- Standard Aquathlon
- 70.3 Distance Triathlon: two bike laps, two 10.5K run laps
- Iron Distance Triathlon: four bike laps, four 10.5K run laps
The event provides Sportiva branded water bottles, silicone swim hats, professional chip timing and medals for all finishers. Safety and event services include professional first aid and water safety, public liability insurance, fully marked and marshalled courses, and feed stations. The iron distance includes live GPS tracking. Camping is available at Wimbleball Lake.
Event Details
We are bringing triathlon back Wimbleball Lake on the August Bank Holiday 2026. It's a superb triathlon venue which hosted Ironman 70.3 for ten years. And in 2026, for the first time, it will host an iron distance triathlon too! You start with a swim in the lake, where swimming is not normally permitted. Then it's onto the quiet, albeit lumpy, local roads for the one (Standard). two lap (70.3) bike or four lap (iron distance) bike. Finally it's one, two or four laps of our stunning 10.5K run course, which also has a few lumps along the way. There is plenty of camping at Wimbleball Lake so why not make a weekend of it? Book camping direct with the lake HERE
WHAT YOU GET
- Sportiva branded water bottle
- Professional chip timing
- Medals for all finishers
- Silicone swim hats
- Stunning swim
- Challenging rolling bike course
- Professional first aid and water safety
- Public liability insurance
- Fully marked & marshalled course
- Feed stations
- British Triathlon registered & permitted
- Live GPS tracking (iron distance only)