Machen
Trail Running Calendar near Machen 2026-2027
Explore the top trail runs near Machen for 2026-2027! We've gathered 108 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
August 2026
Trail races in Talybont-on-Usk on 8 August 2026 offering 24K and 51K routes with marked courses, aid stations, chip timing and an event village.
A pancake-flat 10 km out and back along the Brecon and Monmouthshire canal between Gilwern and Llangattock, set in the Brecon Beacons National Park. Finishers receive a medal, there is a drink station at 5 km, and entries are online only.
A social 5K in Newport with music and mobile speakers, meeting and finishing at banc coffee & records; tickets are free and under 14s require a parent or guardian.
Join the Crook Peak Cake Race in Axbridge on Wed 19 Aug 2026 for a spirited 3 mile fell challenge across stunning Somerset hills, finishing with cake and community cheer. On the day entry available for runners aged 14 and up.
A 9.8 km traverse near Pontypool with a 291 m climb, junior race distances and three-person team entries.
September 2026
A navigational endurance march in South Wales offering a full 64 km route and a 32 km half with self navigation and guided group options.
A new 15 mile trail event in September 2026 on the Rhymney Valley Ridgeway Walk, with 2,267 ft of ascent, mostly off-road terrain, one fully stocked checkpoint and organised entry support from Rudry to Parc Penalta.
Waun Fach on 6 September 2026: a 11.2 km, 610 m ascent fell race on a classic horseshoe route with marshals, limited to 50 entries; fee covers parking and light refreshments.
Run as far as you like at Alice in Runderland, a timed multi lap event at Parc Taf Bargoed with flexible start times and on course support. Choose from one lap up to marathon and earn a bespoke finisher medal.
A long, non-commercial fell race in the Black Mountains with a 27.4 km route and 1586 m of ascent. The event uses five checkpoints, requires full navigational kit, and operates on open access land with no on-course water provided.
A 12km canitrail and trail run at Halo Ogmore Valley Life Centre in aid of PAPYRUS on 13 September 2026, entry £26, dogs welcome.
A 12 hour Backyard Ultra on a 4.2 mile loop near Crickhowell in the Black Mountains. The final lap is run in reverse as a sprint to decide male and female winners; medals are awarded for 32 miles or more.
The Porthkerry 5MT is a five mile mixed terrain race in Porthkerry Country Park, offering coastal views and diverse surfaces. The 2026 edition marks the race's 20th anniversary and includes the South Wales Regional Trail Championship.