Cardiff Half Marathon

The Cardiff Half Marathon is one of Europe’s largest and most exciting road races, and is Wales’ biggest mass-participation and multi-charity fundraising running event.

The Cardiff Half Marathon is one of the largest and most exciting road races in Europe. It is the UK’s second largest half marathon and Wales’ largest mass participation and multi-charity fundraising event.

Date: 04 October 2026
Time: Time to be confirmed

• Event type: Half marathon road race
• Scale: Mass participation event
• Fundraising: Multi-charity fundraising focus