Cardiff Half Marathon October 2021

One of Europe’s largest and most prestigious half marathons, Cardiff is fast, flat and lively! Join our Welsh #TeamCALM and go for your life. Pob Lwc!

Places will be available soon – check back or join us in March 2021.

Fundraising Target: £400 | Registration Fee: £25

If you already have your own Cardiff Half 2021 place and want to run for CALM, register your event.

Whilst you’re here… Join the CALM Running Collective

As we carry on planning the best on the day supporter experience in the biz, check out and join the CALM Running Collective. It’s a place for runners of every age, shape, and ability – we share training tips, encouragement, stories, failures and successes. It’s about a shared passion and mission, using exercise to look after yourself, and each other during these confusing times.