Cardiff Half Junior

Cardiff Half Junior is a family-focused running event offering a fun run, toddler dash and a future challengers race designed to inspire young people to enjoy being active.

Cardiff Half Junior is a family-friendly event linked to the Cardiff Half Marathon and forms part of R4W Next Gen, a series of events created to inspire a future generation of healthy, active adults.

The programme includes a no-pressure Fun Run, a Toddler Dash for younger children starting their first steps into physical activity, and a Future Challengers race aimed at talented young athletes and junior club runners looking for an accessible competitive opportunity.

• Date: 03 October 2026
• What’s included: Fun Run, Toddler Dash, Future Challengers race
• Suitable for: Families and young runners