Brecon Beacons
Trail Running Calendar near Brecon Beacons 2026-2027
Explore the top trail runs near Brecon Beacons for 2026-2027! We've gathered 80 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
February 2027
A one way, fully marked 70k ultramarathon along the Taff Trail from Brecon to Nantgarw. The route moves from mountain landscapes to former industrial valleys and includes coach transfer to the start, checkpoints and live GPS tracking.
A 7 hour time-challenge at Dare Valley Country Park offering looped distances from 3 km up to ultra, with medals, distance pins, goody bags and on-course aid.
March 2027
Trail running event in the Black Mountains with marked 10, 20 and 40 mile routes from Crickhowell, marshals, stocked checkpoints and strict mandatory kit requirements; canicross friendly and GPX routes available.
A 7 hour Time Challenge at Dare Valley Country Park offering distances from 3 km to 50 km, themed medals, goody bags and aid stations.
Annual March challenge walk around Abergavenny with four route options from about 10 to 20 miles, mountain checkpoints and charity fundraising.
Timed, lap based event at Barry Sidings Country Park on 21 March 2027 offering distances from 5 km to ultra on a 5.3 km out and back lap with a seven hour limit.
April 2027
Trail running in the Brecon Beacons with marked 10, 20 and 40 mile routes, staffed checkpoints, GPX files and mandatory kit checks.
May 2027
A 5k obstacle course at Coopers Field, Bute Park, Cardiff, with tarmac paths and grassy sections that can get boggy after rain. The event raises funds for Cancer Research UK and uses staggered wave starts; participants must be 13 or older.
A Welsh trail event with 100 mile and 100 km routes along Offa's Dyke Cambrian Way and Beacons Way, supported by aid stations and volunteer crews.
A trail marathon around Cardiff with about 1,300 m of climbing, mixed off-road terrain, partial self-navigation, checkpoints and support during the Radyr and Morganstown Festival.
A muddy 5k obstacle course through Singleton Park with mixed terrain, staggered waves, an age limit of 13+, and on-site facilities including toilets and refreshments.
Mountain trail running in the Brecon Beacons with a looped marathon and a 10 mile option, technical climbs, checkpoints, and mandatory kit requirements.
Two waymarked routes from Trehafod Community Village Hall through the Rhondda Valleys with checkpoints, refreshments and a completion certificate.
Trail races at Margam Country Park on 23 May 2027 with 5 km, 10 km and half marathon courses, chip timing, finishers' kit and canicross options.
A multi-stage event at Dare Valley Country Park where runners complete five Pure distances within 24 hours, with separate and combined results. Distances include 5k, 10k, 50k, half marathon and marathon.
A fully supported trail running event on 29 May 2027, following the Heart of Wales Trail between Llandrindod Wells and Craven Arms with three distance options.
June 2027
A 15 mile point to point trail race along Offa's Dyke between Hay-on-Wye and Kington with water stations, relay teams and timed cut off checkpoints.