Find half ironman (middle distance) in and around East of England in September 2023 - search by date or place, display on a map or use the advanced search to find your perfect race.
Click an event for full event details, location, route, sustainability, what's included and how to enter.
The Big East is a Middle Distance Tri involving a 1.5km tidal river swim, an 86km road bike and finishing off with a 20km run.
Pack up your bucket and spade as well as your swim, bike and run gear for the third running of the event that is already becoming one of the most popular triathlons on the East coast of Britain.
Pack up your sword and shield as well as your swim, bike and run gear for the second running of this Centurion distance event that is destined to become one of the most popular triathlons on the...