Registration Fee £35

What we love

Fast and flat Beautiful scenery Lively crowds

Cardiff Half Marathon

Registration Fee £35
Sunday 4 October 2026
whereCardiff difficultyintermediate raise£400

What we love

  • Fast and flat
  • Beautiful scenery
  • Lively crowds
plum-triangle

The Cardiff Half Marathon has grown into one of the largest and most exciting road races in the UK. Its flat, fast course passes all of 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.

You might also like...

More events

18 Apr

Manchester Marathon

The adidas Manchester Marathon is one of the UK’s premier running events, famous for its fast, flat and friendly route. Many regular runners find this...

1 Jun 30 Jun

5k a Day in June

Join thousands this June and take on 5k a Day for Young Lives vs Cancer. Simply complete 5k everyday between 1st and 30th June and raise...

5k a Day in June image with two cyclists and a runner