Cardiff Half Marathon
- When
- Sun, Oct 4, 2026, 4:00 AM
- Where
- Cardiff, GB
- Distances
- Half Marathon
- Terrain
- ROAD
- Price
- 35 GBP
- Typical weather
- Mild
- Organizer
- Run 4 Wales
About
Taking place on Sunday, 4 October 2026, this iconic half-marathon through the streets of Cardiff is organised by Run 4 Wales. The flat, fast 13.1-mile course winds past landmarks such as Cardiff Castle, the Principality Stadium and Cardiff Bay, making it one of the UK’s largest and most scenic autumn running events.