Not for the faint hearted, our half iron distance is a middle-distance race that pushes competitors to their limits whilst visiting every corner of the beautiful castle estates and their surrounding rural road networks. This race can be completed as a relay, where one participant completes each leg of the triathlon.

Race at:

• Château de Chantilly
• Lough Cutra Castle
• Cholmondeley Castle
• Castle Howard
• Hever Castle

A great bridge between the Sprint and Olympic distances, and perfect for anyone new to open-water swimming, and likely to suit anyone stronger in the bike and run disciplines. This race can be completed as a relay, where one participant completes each leg of the triathlon.

Race at:

• Château de Chantilly
• Lough Cutra Castle
• Cholmondeley Castle
• Castle Howard
• Hever Castle

For those starting out in the sport or graduating from the Starter distance this is the perfect race for you. A not overly demanding swim followed by a full bore cycle around a 20k circuit and then a circumnavigation of the castle’s grounds – what’s not to like! This race can be completed as a relay, where one participant completes each leg of the triathlon.

Race at:

• Château de Chantilly
• Lough Cutra Castle
• Cholmondeley Castle
• Castle Howard
• Hever Castle

A popular format that welcomes a yearly pilgrimage of club championships and a new triathlon race format. Each participant complete a short triathlon, with Mixed Team (2 male, 2 female) and Family (at least 1 adult). Enter either our Club Championships or Family/Friends Competition for a great day out and a chance to be top of the podium!

You can take part in the Mixed Relay at the following venues:

Race at:

• Cholmondeley Castle
• Lough Cutra Castle