Welsh 3000’s Ultra Run

Llanberis, United Kingdom • 3 May 2025

The Welsh 3000's Ultra Run is a guided mountain running event held in Snowdonia, North Wales, covering the classic 15 peaks over 3,000 feet. Spanning approximately 30 miles (50 km) with 4,000 meters of elevation gain, the route traverses the Carneddau, Glyderau, and Snowdon ranges, including the challenging Crib Goch ridge. Designed for experienced runners who have completed marathon distances, the event offers expert guidance from qualified mountain leaders and athletics coaches, removing navigation stress.

Participants benefit from included transport, support vehicles, and premium food stations featuring hot and cold options. This non-competitive challenge emphasizes enjoying one of Wales' most iconic mountain routes. Visit the organization's website for the most recent information.

Race information

50 km
30 Miles (50km)
Visit the organization's website for the most recent information.
Trail runs nearby

Trail races in Llanberis, Eryri Snowdonia offering 10K, half marathon, marathon and a 57 km ultra, with routes via Rhyd Ddu, Beddgelert, Nant Gwynant, Pen y Pass and Yr Wyddfa and chip timing.

A guided traverse of the 14 Welsh 3000 foot peaks covering about 50 km and roughly 4,000 m of ascent, offered as a continuous 20 hour challenge or over two to three days with low ratio guiding and on-route support.

A mountain running event on 18 July 2026 covering 15.35 km with 994 m ascent. Entrants must be 18 or older and have mountain running experience.

A three day, fully guided loop of Northern Snowdonia covering just over 100 km and 47 summits with low guide ratios, daily return to Capel Curig and on route support.

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