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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

Friday May 15

Ultra-Trail Snowdonia by Utmb

...

Ultra-Trail Snowdonia by UTMB is a UTMB World Series trail running event in Llanberis, North Wales from 15 to 17 May 2026. It offers multiple mountain race distances from 25 km to 163 km with significant elevation gain.

Saturday May 16

Ras y Gader / Cader Idris

Dolgellau

A mountain race on Cader Idris of 16.9 km with 915 m of ascent, run on a partly marked route that requires navigation and experience. Entries open online with a limit on competitors and chip timing in place.

Tuesday May 19

Gyrn Wigau

Rachub

8 km

A midweek fell race in the North Wales series over approximately 8 km with 470 m of climb, mandatory checkpoints and a steep uphill finish; pre-registration is required with additional entry notes and junior categories listed.

Tuesday May 26

Mynydd Mawr

Nantlle

7 km

Mynydd Mawr is a midweek race near Caernarfon covering 6.7 km with 450 m of ascent, part of the North Wales Mid Week Series. Navigational skills are required; preregistration is requested and a day-entry fee of £2 applies.