Relay triathlons in East of England in June 2026
Find relay triathlons in East of England in June 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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                    - Sun 7 Jun 2026
 - £155-£175
 
ATW Grafman Middle Distance Triathlon
Take on a superb middle distance triathlon at the fantastic Grafham Water. Suitable for all abilites, with a challenging, but achievable course, and custom medal at the finish line.
- Chip timing
 - Enter online
 - Undulating
 - Age 18 & over
 
- 1900 m lake swimming
 - 90 km road cycling + 1680 ft ascent
 - 21 km multi terrain running + 0 ft ascent
 
                    - Sun 21 Jun 2026
 - £62-£115
 
ATW Stewartby Lake Triathlon & Aquabike
Dive into the ATW Stewartby Lake Triathlon and Aquabike – a flat, fast and friendly race offering stunning lake views, smooth roads, and surefire PB potential.
- Recycling
 - Newcomers
 - Plastic bottle free
 - Event village
 - Park
 - Sustainability policy
 - Age 15 & over
 
- Sprint triathlon
 - Olympic triathlon
 - Sprint aquabike
 - Standard aquabike
 
                    - Sun 21 Jun 2026
 - £75-£110
 
Southend Triathlon
Take on an exciting coastal triathlon in Southend, featuring a sea swim, fast seafront cycle, and scenic run with fantastic crowd support all the way.
- Newcomers
 - Event village
 - Coast
 - Age 18 & over
 
- Sprint triathlon
 - Olympic triathlon
 - Relay triathlon
 - Standard aquabike