Tuberous Sclerosis Association

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

The Tuberous Sclerosis Association (TSA) is the only UK charity focused on improving the lives of people affected by the rare genetic disorder Tuberous Sclerosis Complex (TSC). Founded in 1977, the TSA’s mission is ‘To provide help for today and a cure for tomorrow’. We do this by:

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Register for Cardiff Half Marathon

You agree to raising £300.00 and will be charged £31.20 (£30.00 + Booking Fee) for your place.

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You will be charged £31.20 (£30.00 + Booking Fee) for your place
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