Pop-up City Triathlon
24-27 April 2017

Lough Cutra Castle
26/27 May 2018

Cholmondeley Castle
23/24 June 2018

The Festival of Endurance at Hever Castle
9 July 2017

Castle Howard
22/23 July 2017

Château de Chantilly
26/27 August 2017

Hever Castle
23/24 September 2017

Schools Roadshow
July 2017


We are grateful to have many passionate and grateful competitors who feedback about their event experience post race.

Read our competitor testimonials about their amazing experience of The Castle Triathlon Series, the UK’s largest triathlon series hosted at iconic castles across the UK, Ireland and France.