Terrain not confirmedMarathon

Brecon to Cardiff Xtreme & Taff Xtreme Marathon

Nantgarw, Wales

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When

Sunday, 14 February 2027

Start time: check the organiser

Where

Coleg y Cymoedd, Heol Cronchendy, Parc Nantgarw, Nantgarw, Wales

Nantgarw

Distance

Marathon

Terrain not confirmed

Entry

£53.42–£95.82

Standard marathon/ultra entry including stated booking fees. Nantgarw is race base; start locations differ by race.

About the event

Brecon to Cardiff Xtreme & Taff Xtreme Marathon takes place in Nantgarw on 14 February 2027. Check the organiser’s page for the route, start arrangements and eligibility.

Organised by Run Walk Crawl (opens in a new tab).

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Bookings are made on the organiser’s or authorised ticket provider’s website. Calendar downloads save the date only; they don’t update automatically.