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Cardiff Triathletes

Cardiff Triathletes was formed in 1984 by a small group of people interested in the, then, new sport of triathlon.

The objectives of the club are to encourage and promote the sport of triathlon in the Cardiff and the surrounding area.

The club is affiliated to the British Triathlon Federation via Welsh Triathlon and individual members are encouraged to join these organisations.



The Club organises the following triathlons each year.

Try a Tri 2017

This event is for novice triathletes and consists of a 400m-pool swim, 16.1km bike and 4.6km run. The event is based around Fairwater Leisure Centre in Cardiff.

This event will next be held on Sunday 7th May 2017. 

Online entries are now being accepted through the triconnect online system, via the Welsh Triathlon Website www.welshtriathlon.org

Download the race pack for Try a Tri 2017 here (pdf).


Cosmeston Sprint Duathlon 2015

This race was held for the first (intentional) time in the picturesque Cosmeston Country Park near Cardiff on October 2015. The race is a sprint distance event consisting of a 5km run around the Country Park, a 19.5km out and back bike course and a 2.5km second run.

Download the race pack for the event here (pdf).


Cosmeston Sprint Triathlon 2014

This BTF race was held annually in the picturesque Cosmeston Country Park near Cardiff. The race is a sprint distance event consisting of a 750m lake swim (GPS measured) a 20km out and back bike course and a 5km run around the Country Park.

This race was last held on Sunday 8th June 2014.

Download the 2013 race pack for the event here (pdf).


Stuart MacCormac Memorial Triathlon 2014

This race was last held on Sunday 21st September 2014 and followed the Try a Tri Course. 

The event is open to all levels of ability with trophies awarded to the various age group winners. Entries are now being accepted via www.entrycentral.com.

Download the race pack for the event to see more details (pdf).

Cardiff Tri Members League

A club league will run from October to April each year, and will include a range of competitive events.

Club Championship Race

Each year, at the AGM, a local triathlon is chosen as the Club Championship Race. A number of trophies are available for the winner in each of the Age Group categories. The Club Championship race for 2014 was the Tuska Triathlon.

Long Course Trophy

The Club has a trophy which lists every athlete who has completed a full long course triathlon, whilst a member of the Club. This trophy is presented to the year’s Ironmen at the annual Christmas Dinner.

Other Races

Have a hunt through the Cardiff Tri members events calendar for other race dates.

Don't forget that the www.welshtriathlon.org site has further information about Welsh races, and the Tour of Wales competition.