Beast Of The Blacks

Crickhowell, United Kingdom • 6 Mar 2027

Beast of the Blacks 10, 20 & 40 Mile Ultra

The Beast of the Blacks is an ultra trail event on 6 March 2027 with headquarters in Crickhowell in the Black Mountains, Powys. The event offers three waymarked distances and provides GPX files for navigation. The event is canicross friendly and has a village location.

Distances

  • 10 miles
  • 20 miles
  • 40 miles

Entries open 19 March 2026 and close 28 February 2027. Minimum age on the event date is 17. Entry fees listed by the organiser are: 10 miles £45 rising to £48 from 30/07/2026; 20 miles £55 rising to £60; 40 miles £75 rising to £80.

On site facilities include refreshments, toilets, parking (fee £5), a full medical team, a barista, a sportswear shop, pizza and three refuel zones offering staff support, food and first aid. The event provides bespoke medals, handcrafted trophies for top finishers, age category prizes, dog trophies and dog medals. Online results and a full picture gallery are available after the event.

Mandatory kit is required and will be checked at registration. Required items include a waterproof jacket or trousers, race vest, base layer, means to carry at least 0.5 litres of fluid, food, map or downloaded GPX file, telephone, hat and gloves, appropriate footwear for trails, first aid kit, foil blanket, head torch, whistle, mask and hand sanitiser. No participant is allowed to start without the full kit. 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.
Trail runs nearby

Three long distance mountain trail races around the Bannau Brycheiniog starting and finishing in Brecon, offering 100 km, 75 km and marathon distances with substantial ascent and on-course support.

A Pretty Muddy 5k obstacle course at Coopers Field, Bute Park on 02 May 2026 where participants climb, crawl and slide to raise funds for cancer research. The event has a £50 minimum fundraising target and is for ages 13 and over.

Cwmdu is a 15.9 km fell race near Crickhowell with 920 m of climb over Pen Tir and Mynydd Troed. The route requires navigation and mandatory kit; entry fees include tea and cakes.

The Sirhowy Challenge is a 10 mile multi-terrain race featuring a 1,500ft climb to Machen Trig Point. Participants enjoy a scenic loop through the Sirhowy valley with awards and a finishers social at the local club.

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