The Principality Cardiff Half Marathon has grown into one of the largest and most exciting road races in Europe. It is Wales’ largest mass-participation and multi-charity fundraising event and the second largest half in the UK. Its flat, fast course passes all 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.
Whether you're a first time runner or seasoned pro, we've got the challenge for you! Join Team Retina UK and help support people affected by inherited sight loss lead better lives today and accelerate the search for treatments for the future. We have places available in hundreds of local events across the UK. Whichever you choose, you’ll get dedicated support from our team to make sure you have all the information you need for race day and top tips to help with your fundraising.
