Great Welsh Marathon 2026

Sign up for this event
Event type
Marathon
Starting Location
Pembrey Country Park, Carmarthenshire
Join #TeamCRW and support Cancer Research Wales, the only charity wholly dedicated to funding cancer research in Wales for Wales
Each participant will need to commit to raising a minimum of £300 for the Half Marathon and £500 for the Marathon in sponsorship for this event.
Shortly after signing up, you will be given a dedicated contact here at Cancer Research Wales who will support you through every step of this exciting journey. Your race entry will also include:
- Bespoke fundraising pack
- Regular event updates
- Support from our #TeamCRW Facebook running group
- Information on Cancer Research Wales’ latest research projects
- Branded Cancer Research Wales running t-shirt (when £50 of fundraising target has been achieved)