Anglesey Trail Half Marathon
Always double-check with the organizer's website! This page may contain affiliate links.
Event overview
The Anglesey Trail Half Marathon & 10k takes place on 9 November 2025 at Newborough Warren and Ynys Llanddwyn, Anglesey, UK. The event is organised by Always Aim High Events and is bilingual, with signs, registration and commentary available in English and Welsh. The event supports Alder Hey Children’s Charity; the organiser notes that Alder Hey Children’s Hospital cares for 450,000 babies, children and young people each year, including over 3,257 children from North Wales last year.
Race details
- 10 km
- Half Marathon - 21.1 km
The course runs through Newborough Forest onto Llanddwyn Island and woodland trails. It includes single-track forest paths and sandy running trails, with views across the Llyn Peninsula and Eryri (Snowdonia). The route has previously hosted the Commonwealth Mountain and Ultra Distance Running Championships.
On-course support includes marshals, signage, energy stations and support vehicles. The event village provides music, commentary, shopping, food, a bag drop and toilets. Timing is by chip with live online results, and participants receive event finisher mementos. Tickets for this event are currently sold out and the event page showed 502 participants. Visit the organization's website for the most recent information.