Anglesey Trail Half Marathon

NOV
9
2025
Run a scenic half marathon or 10k through Newborough Forest onto Llanddwyn Island, with sweeping views of the Llyn Peninsula and Snowdonia. Enjoy an event village, chip timing and marshals while supporting Alder Hey Children's Charity.
Sun 9 Nov 2025
Half Marathon 10 kilometers

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Event overview

The Anglesey Trail Half Marathon & 10k 2025 is organised by Always Aim High Events and is scheduled for 9 November 2025. The event takes place at Newborough Warren and Ynys Llanddwyn, near Llanfairpwllgwyngyll on Anglesey, North Wales. The event supports Alder Hey Children's Charity; there is no minimum fundraising amount, and participants who commit to raising more than £100 may receive a running shirt from the charity. A free charity place is available with a minimum sponsorship requirement of £200.

Race details and facilities

The event offers two race distances:

  • 10 km
  • Half marathon (21.1 km)

The course runs through Newborough Forest and onto Llanddwyn Island, with woodland trails, single-track forest paths and sandy sections. The route provides views across the Llyn Peninsula and Eryri (Snowdonia). On-site facilities include an event village with music, commentary, shopping, food, bag drop and toilets. On-course support includes marshals, signage, energy stations and support vehicles. Results are managed with chip timing and live online results. Signage, registration and commentary are available in English and Welsh. Tickets are listed as sold out on the event page. Visit the organization's website for the most recent information.

Half Marathon
Half Marathon
10 km
10k

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