War Child UK

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

War Child UK is the only specialist charity for children affected by conflict. For three decades we’ve been driven by a single goal – for no child’s life to be torn apart by war.

Read More

Register for Cardiff Half Marathon

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

Full Name *

Email Address *

Contact Number *

Post Code *

Date of Birth *

Gender *

Credit/Debit Cardholder Name *

Credit/Debit Card Details *

Total Cost

You will be charged £114.40 (£110.00 + Booking Fee) for your place
Only click on the Register button once.
Do not exit this page until the transaction completes OR you are redirected to another page.