Beast Of The Blacks

Llanbedr, United Kingdom • 14 Mar 2026

Event overview

The Beast of the Blacks is a trail running event in the Black Mountains of Wales held on 14 March 2026. Routes are fully marked and GPX files are available. The event is canicross friendly; dogs must be at least 12 months old, be kept on a lead, and owners are responsible for their dogs. Checkpoints and refuel zones provide food and drink and cater for dietary requirements including vegan options.

Distances and race details

  • 11 miles / 17 km
  • 20 miles / 32.5 km
  • 40 miles / 65 km

Cut off times are listed as 5 hours for the 11 mile, 8 hours for the 20 mile, and 16 hours for the 40 mile. Entry fees are stated as £48 for the 10/11 mile, £60 for the 20 mile, and £80 for the 40 mile. Entries open in May 2025 and have a closing date in March 2026.

Facilities, kit and services

Facilities at the event include camping, refreshments, toilets, parking (fee), physios, a full medical team, a sportswear stall and on-site catering. Mandatory kit is required for all participants and is checked at registration; items include waterproof jacket and trousers, race vest/pack, suitable base layer, capacity to carry fluid, emergency food, map or downloaded GPX, appropriate trail footwear, first aid items, foil blanket, head torch and whistle. The event provides bespoke medals, trophies and online results. 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

Tour De Yr Wyddfa is an epic winter loop around Yr Wyddfa, climbing 2327 m on the full 43.5 km route. Solo, pair or two leg relay entries are welcome, but runners must meet mountain experience and kit requirements for safety.

Take on the Ras Tarrenhendre Fell Race in Abergynolwyn, Wales on 31 January 2026, a rugged 6 mile course climbing to Tarrenhendre summit with 2000 ft of ascent. Enjoy tough trails, dramatic views and homemade soup back at HQ.

Tackle a scenic but testing 6.8 km fell course around Dolgarrog with 417 m of climb, hosted at Canolfan Porthlwyd. Entry on the day; minimum age 16 makes it perfect for adventurous runners.

Ras yr Aran on 28 March 2026 starts from Llanuwchllyn village hall near Bala and offers a testing 10 mile senior race with about 945 m of ascent across classic North Wales terrain. Teams and juniors welcome with limited entries.