Run 4 Cancer

Cardiff Half Marathon

Date: 05th Oct 2025

Minimum Age: 17

CF10 3RB

The Cardiff Half Marathon has grown into one of the largest and most exciting road races in Europe. It is Wales’ largest mass-participation and multi-charity fundraising event and the second largest half in the UK. Its flat, fast course passes all the city’s most breath-taking scenery and iconic landmarks including Cardiff Castle, the Principality Stadium, Civic Centre and stunning Cardiff Bay. Thousands of spectators turn out to cheer on the runners in a city renowned for its sporting passion.

Cardiff Half Marathon

We are a small charity doing big things for families affected by cancer. Thanks to the support of our runners, cyclists and swimmers, we are able to provide some quality time for families with the provision of a short respite break away, where new memories can be created and lasting memories forged.

Register for Cardiff Half Marathon

You will be charged £114.40 (£110.00 + Booking Fee) for your place.

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You will be charged £114.40 (£110.00 + Booking Fee) for your place
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