Cardiff Half Marathon 2026

The Cardiff Half Marathon is one of the UK's largest road races and features a fast, flat course past iconic city landmarks, benefitting Shelter Cymru.

The Cardiff Half Marathon is among the largest road races in the United Kingdom, attracting thousands of participants each year. The route is famous for being fast and flat, passing major landmarks such as Cardiff Castle, Principality Stadium, Civic Centre, and Cardiff Bay. Entry requires a £20 registration fee and a fundraising target of £300. Runners can join the wait list.

Join the wait list BOOK NOW.