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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

Tuesday May 5

Moel Lus

Dwygyfylchi

5 km

A 5.1 km fell race at Fairy Glen near Penmaenmawr with 273 m of climb, part of the North Wales Mid Week Series. A juniors programme has multiple age classes and race day entry is £2.

Saturday May 9

The ROC Wales

Abersoch

Mud Run / Obstacle Run

1 km

...

12 km

115 km

A 115 km multi-discipline race from Abersoch Beach to Snowdon summit and back, combining a sea swim, road cycling and a mountain ascent via The Watkin Path. The 2026 event reached a 400-person capacity and is currently sold out.

Saturday May 9

The Welsh 3 Peaks Challenge

Snowdon Massif

17 mi

Snowdon, Cadair Idris and Pen y Fan are linked in a 17 mile route with 2,334 m of ascent, usually completed in about 19 hours. Guided options include mountain leaders, transport between peaks and on-route support.

Saturday May 9

Moel Eilio

Llanberis

13 km

A 12.8 km fell race near Llanberis with 915 m of climb, a ridge route over Moel Eilio, Foel Gron, Foel Goch and Moel Cynghorion, and navigational challenges in poor visibility. Registration is at The Heights Hotel.