Black Diamond Snowdon 24
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Race day is near — entries may have closed. Check the linked event page for availability.
Listed May 2026
About this race
The Black Diamond Snowdon 24 is a running event based in Llanberis, Gwynedd, taking place on 11–12 July 2026. Entry details and pricing are available on the official event website. There are 21 running events in Wales coming up this season — explore more below.
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