Anglesey Half Marathon & 10K

Runners start and finish at Mona Showground, with the mountains of Eryri visible across the Menai Strait from the start line. The Anglesey Half Marathon & 10K is a closed-road running event on the island of Anglesey in North Wales. It offers two main distances for adults and a 1-mile Dragons Dash for children on the same day. The routes use fully closed roads, providing runners an uninterrupted run through Anglesey with views toward Eryri National Park, the Menai Strait, and the Carneddau and Glyderau peaks. The event has a 15-year history and attracts runners from across the UK. Mona Showground provides a spacious base in the heart of the island, with access from the A55 and ample parking.