Anglesey Trail Half Marathon & 10K

Discover the magical coastal trails of Anglesey at the Anglesey Trail Half Marathon & 10K on November 1, 2026, a stunningly scenic autumn race that weaves through the ancient pines of Newborough Forest to the iconic shores of Llanddwyn Island. This sell-out event offers a perfect blend of serene woodland single-track, breathtaking beach running, and panoramic views of the Eryri (Snowdonia) mountains, creating a truly unforgettable running experience. Whether you choose the classic half marathon or the fast 10k, the course showcases the very best of the island's natural beauty, following trails that once hosted the Commonwealth Mountain Running Championships. Organized by Always Aim High Events, the race combines professional, bilingual organization with a vibrant, family-friendly festival atmosphere at the finish, complete with music, commentary, and unique locally-inspired finisher mementos. With its challenging yet accessible terrain, the event warmly welcomes seasoned trail runners and road athletes seeking a scenic introduction to off-road running alike. Secure your entry early for a crisp autumn morning where the spectacular landscape provides the ultimate motivation and every step feels like a celebration of the Welsh coast.