Ogwen25 - Yr Helgi Du

A single-distance 50 km ultramarathon in Pwllheli on 11 April 2026, with a published entry fee of £74 plus booking fee. The event enforces a no crew, no pacers policy and requires mandatory kit and medical disclosure.

A 13.8 mile off road half marathon from the summit of Moel y Parc along the Offa's Dyke National Trail to Prestatyn beach. The hilly route includes about 2,450 ft of ascent, two feed stations and electronic timing.

Experience the Ogwen valley through this skyrunning event in Eryri. Choose between 10km, 25km, and 40km routes featuring technical mountain terrain and alpine peaks starting from the National Outdoor Centre.

An 8.6 mile multi terrain race around Trawsfynydd lake in Snowdonia, chip timed and limited to 400 runners. Proceeds support the volunteer South Snowdonia Search and Rescue team; open to athletes aged 17 and over.