Beast Of The Blacks

Llanbedr, United Kingdom • 14 Mar 2026

Event overview

The Beast of the Blacks is a trail running event held in the Black Mountains of Wales on Saturday 14 March 2026. Distances offered include:

  • 11 Miles / 17 KM
  • 20 Miles / 32.5 KM
  • 40 Miles / 65 KM

The course is fully marked with marshal support. The 40-mile route follows the 20-mile loop in reverse. GPX files are available for the routes. The event is canicross friendly; dogs must be at least 12 months old, fit to run, and kept on the lead, with owners responsible for their dogs on the route and at headquarters.

Practical details

Start and finish locations mentioned in event information include Longtown Hall (HR2 0LD) and Llanbedr Hall, Nr Crickhowell (NP8 1SR). Cut off times are given as 5 hours for the 11-mile, 8 hours for the 20-mile, and 16 hours for the 40-mile events. Checkpoints and refuel zones are described as well stocked and catering for dietary requirements including vegan options; offerings listed include nuts, bananas, biscuits, crisps, electrolytes, water, and occasional homemade cake.

Facilities listed include camping, refreshments, toilets, parking (fee applies), and a full medical team. A mandatory kit list is enforced and checked at registration; required items include waterproofs, race vest/pack, capacity to carry fluid, emergency food, map or GPX file, appropriate footwear, first aid items, foil blanket, head torch and whistle, and a reusable cup. Visit the organization's website for the most recent information.

Race information

40 mi
40 Miles
20 mi
20 Miles
10 mi
10 Miles
Visit the organization's website for the most recent information.
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