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Welsh 3000’s Ultra Run

Name: Welsh 3000’s Ultra Run
Start: 2025-05-03
End: 2025-05-03
Location: Llanberis

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.

United Kingdom Wales Llanberis

Race information

Website Registration

50 km

30 Miles (50km)

Visit the organization's website for the most recent information.

Trail runs nearby

Saturday Jul 11

Snowdon24

A 24 hours ultra trail event from Llanberis that challenges solo runners or relay teams to ascend Yr Wyddfa as many times as possible. UTMB indexed distances and on course support are provided, with an official charity partner.

Sunday Jul 12

Snowdonia Trail Marathon Eryri

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.

Sat - Sun Jul 18-19

Welsh 3000 Challenge (14 Peaks)

Capel Curig

50 km

A continuous guided route over all 14 Welsh 3000 ft peaks in Snowdonia covering about 50 km and 4,000 m of ascent. Options include a guided 20 hour attempt or a 2 to 3 day itinerary with low ratio guiding and staffed refuelling points.

Saturday Jul 18

International Snowdon Race

Llanberis

15 km

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.