CDF 10K

CDF 10K is a landmark Cardiff running event celebrating its 40th anniversary in 2026, featuring a city-centre 10K plus a fun run and an electric atmosphere past major landmarks.

CDF 10K is an iconic Cardiff running event, celebrating its 40th anniversary in 2026. The course travels through the heart of the Welsh capital, passing major landmarks including Cardiff Castle and the Principality Stadium.

• Date: Sunday 6 September 2026
• Location: King Edward VII Avenue, Cardiff
• Events: Fun Run (2km) and 10K
• Event vibe: City-centre atmosphere with entertainment and music
• Suitable for: Beginner-friendly; families welcome; fancy dress encouraged

Start times:
Fun Run (2km): 09:15 (All ages)
10K: 10:00 (Age 15+)