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Black Beacon Mountain Trail Races

Hirwaun, United Kingdom • 31-2 Oct-Nov 2025

The Black Beacon Mountain Trail Races are a series of challenging long-distance mountain trail races held in South Wales, crossing the Black Mountains and Bannau Brycheiniog (Brecon Beacons) National Parks. Starting from Hay on Wye, the event offers four race distances: a 100-mile ultramarathon with 7,500m ascent, a 50-mile ultramarathon with 3,750m ascent, a 50km "Ultra Bach" race with 2,200m ascent, and a 21-mile trail race with 1,200m ascent. The courses feature fast, non-technical trails with spectacular scenery, including mountain summits, waterfalls, and reservoirs. Well-stocked checkpoints, GPS navigation, and support from volunteers ensure a safe and memorable mountain running experience for all abilities. Visit the organization's website for the most recent information.

United Kingdom Wales Hirwaun

Race information

Website Registration
UTMB 50K UTMB 100K UTMB 100M
100 mi
12000 m+
100 Mile
50 mi
50 Mile
50 km
50k
21 mi
21 Mile
Visit the organization's website for the most recent information.
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