Beast of Llangattock
Llangattock, United Kingdom • 22 Aug 2026
Event details
The Beast of Llangattock is a trail running event on Saturday 22 August 2026 at Park Farm, Llangattock (Crickhowell, Powys NP8 1HT). It is organised by Limitless Trails and offers four distances:
- 10 km (6 miles)
- 10 miles (16 km)
- 20 miles (32.5 km)
- 32 miles / 51 km (ultra)
Entry fees listed are £35 for the 10 km, £48 for 10 miles, £60 for 20 miles and £85 for the 32-mile ultra. The course is fully marked and GPX files are available. Cut-off times are provided for each distance, with 14 hours given for the 20- and 32-mile events and 4 hours for the 10 km and 10-mile races.
Course, support and rules
The route leaves Park Farm and follows a short section of the Brecon and Monmouthshire Canal, then trails through fields and ancient walkways before climbing to the Llangattock Escarpment. Features on the route include the Lonely Shepherd stone, open moorland, views over the Clydach Gorge, Craig y Cilau above the cave system, Mynydd Llangattock, valley rivers, ancient woods and a final canal-side section into a forest arch. The 10 km route follows the main loop and permits dogs.
Support includes checkpoints and refreshment zones with items such as fruit, snacks, electrolytes and water; dietary requirements including vegan options are catered for. Mandatory kit is required for all entrants (for example waterproofs, race pack, map or downloaded GPX, 1 litre fluid capacity, first aid items); kit checks will be carried out. Facilities listed include toilets, medical cover, physio, refreshment vans and paid parking. Visit the organization's website for the most recent information.