Run with us in the Cardiff Half Marathon!
Lace up your running shoes and join #TeamSJAC for Cardiff Half Marathon on Sunday 5th October 2025! By running on behalf of St John Ambulance Cymru, you'll be helping us continue providing essential first aid training and support in communities across Wales.
We have a limited number of free charity places available, allocated on a first-come, first-served basis. To secure your spot, we simply ask that you pledge to raise a minimum of £250 in sponsorship to support our work.
In return, you'll receive fundraising support from our friendly team and a St John Ambulance Cymru branded running top! If you’d like to apply for one of our free charity places, please get in touch today!
Already have your own place in the Cardiff Half Marathon?
We’d love to have you on board! You can still support our vital work in Wales by fundraising for us. Contact our fundraising team today and if you pledge to meet our minimum fundraising target of £75, we’ll send you a free running top!
About the marathon
The Principality Cardiff Half Marathon is an iconic event that showcases the vibrant city of Cardiff, Wales. Held annually, this half marathon attracts thousands of runners from all over the world. Runners get to experience many of Cardiff's iconic landmarks on the route, such as the stunning Cardiff Bay, pass by historic buildings such as Cardiff Castle and the Wales Millennium Centre, and run through the beautiful scenery of Roath Park Lake. The event is not only a thrilling race but also a fundraising opportunity, with participants aiming to reach their fundraising targets for their charity of choice, including St John Ambulance Cymru. Whether you are a seasoned runner or a first-timer, the Cardiff Half Marathon offers a fast and exhilarating course, making it a must-do race for any enthusiastic runner.
How your money helps
First aid is essential for saving lives and the work we do plays a crucial role in keeping communities in Wales safe. St John Ambulance Cymru plays a vital role in the community, offering first aid training to individuals and organisations, providing medical support at events and responding to emergencies. Your support means we can continue to make a difference through first aid in Wales.
Run for us and make a real difference! Contact our friendly fundraising team today fundraising@sjacymru.org.uk / 02920 449 626