Beast Of The Blacks

MAR
14
2026
Take on the Black Mountains at the Beast of the Blacks on 14 March 2026, choosing 17 km, 32.5 km or 65 km routes. Fully marked trails, stocked checkpoints, camping and canicross friendly support make it a must for trail runners.
Sat 14 Mar 2026
40 miles 20 miles 10 miles

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Event details

The Beast of the Blacks is a trail running event on Saturday 14 March 2026 offering three distances: 11 miles / 17 km, 20 miles / 32.5 km, and 40 miles / 65 km. Routes are fully marked and GPX files are provided. Entry information lists entries opening 7 May 2025 and closing 8 March 2026. Minimum age is 17. Entry fees are £48 for the 10/11 mile, £60 for the 20 mile, and £80 for the 40 mile. The event is organised by Limitless Trails with a headquarters reported in Longtown; location details also list Llanbedr Hall, Nr Crickhowell, Powys.

Course, support and rules

The route runs in the Black Mountains and includes upland tracks, forest trails, mountain tops, river crossings and village landmarks. The organiser describes food- and drink-stocked checkpoints with vegan options and a full medical team. Facilities include camping, toilets, refreshments, parking (charge applies), physios and small event stalls such as a sportswear shop and barista. The event is canicross friendly; dogs must be at least 12 months old, fit to run and kept on the lead, and owners are responsible for their dogs. Mandatory kit checks are enforced; required items include waterproof jacket and trousers, race vest or pack, suitable base layer, spare food, map or downloaded GPX, mobile phone, hat and gloves, appropriate trail footwear, basic first aid items, foil blanket, head torch and whistle. Online results and a post-event photo gallery are provided. Visit the organization's website for the most recent information.

40 mi
40 Miles
20 mi
20 Miles
10 mi
10 Miles