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Trail Running Calendar near Brechfa 2026-2027

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Explore the top trail runs near Brechfa for 2026-2027! We've gathered 21 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

October 2026
A 32km fell event on Pen y Fan with three ascents via six different routes, offered as a classic race or a 16kg weighted category.
November 2026
Trail races at Oxwich Bay on 7 Nov 2026 with 10K, half, marathon and ultra routes across coastal terrain; online check in and season leaderboard points apply.
Fully marked trail races at Margam Park including a half marathon and a 10k, running through woodland, parkland and the deer park with coastal views; entries include parking, timing, a medal and download photos.
Trail Half Marathon Wales at Margam Country Park on 14 November 2026 features fully marked forest races over 21.1 km and 10.2 km with checkpoints and included parking.
A fully marked 10km night trail run near Narberth, Pembrokeshire with light installations, fancy dress prizes, mandatory torch and phone, marshals and mobile first aid.
Final race of the 2026 RTT Series in Afan Forest offering 5 km and 10 km trail routes with chip timing, medals and water stations at Bryn Bettws Lodge.
A club organised race at Blaenwern Holiday Centre in Llanybydder on 29 November 2026 covering 6.5 miles on mixed surfaces; junior and senior categories are included and past results are archived online.
December 2026
A festive charity trail run in Llangennith offering 5 km and 10 km routes, with proceeds to Morgans Army and an entry fee of £10.
A provisional night navigation event near Rosebush covering 16 km with 660 m climb; experience and strict compulsory kit are required.
March 2027
Trail races in Brechfa Forest on 13 March 2027 using a 13 mile loop for half marathon or marathon with marked routes, aid stations, medical support and finish medals.
April 2027
Beach races at Pendine Sands on 11 April 2027 featuring 5k, 10k and half marathon on firm sand, cup free water stations and charity fundraising options.
A point to point mixed‑terrain ultra in Pembrokeshire of about 50 to 53 miles across the Preseli Hills, woodland and coastal path with checkpoints and multiple aid stations.
May 2027
A 52 km fell running event around Preseli with 2150 m of ascent, part-marked route, feed stations and a goody bag; pre-entry required.
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.
July 2027
A mountain race up Pen y Fan near Brecon covering 5.8 km with 588 m ascent, limited advance entry and mandatory windproof kit and navigation gear.
Multiple-distance trail event on the Gower Peninsula with camping at Penrice Castle, marquee rest stops, GPS tracking and options from 10 miles to 100 km.
Mountain running event to the summit of Pen y Fan in the Brecon Beacons on 25 July 2027, offering 5 mile and 13 mile routes with paid entry options.
September 2027
A scenic, hilly trail half marathon in the Cothi valley with an alternative 6.5 mile route and children's races at Pumsaint Village Hall on 19 September 2027.
Coastal trail races on the Gower Peninsula on 25 September 2027 with 50, 34 and 26 mile routes along the Wales Coast Path, GPS navigation and staffed checkpoints.
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