Cwmbran
Trail Running Calendar near Cwmbran 2026-2027
Explore the top trail runs near Cwmbran for 2026-2027! We've gathered 152 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
November 2026
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.
Timed lap event in Cardiff Bay offering flexible start times and distances from one 5.3 km lap up to multi lap ultra within a 7 hour limit.
Sixty laps around Queen Square in Bristol to raise awareness of men's mental health and support Talk Club; tickets include a donation, raffle entry and a goodie bag.
Night orienteering at Clevedon Court Estate on 14 November 2026 with a 60 minute score course, 30 controls and a lateness penalty of 1 point per 6 seconds.
A Movember charity run at Ashton Court Park offering 1.5k, 5k, 10k and half marathon options with chip timing, medals and headbands, mixed path and trail terrain, some hilly sections, and on course refreshments.
The Smurf Run at Dare Valley Country Park is a seven hour Time Challenge on well maintained park paths, with distances from 3 km up to 50 km. Finishers receive themed medals, distance pins and a goody bag with vegan options.
Night orienteering at Symonds Yat combining a 60 minute Western Night League score event with the Army Night Championships on mapped forest terrain.
An off road hill race around Brent Knoll of about 6 miles with steep climbs, muddy trails and a summit circuit, offering age prizes and a unique finisher medal.
A 5.7 km fell race in Llanfoist with 485 m ascent, limited to 120 runners; entry fees £6/£4 and no entries on the day.
Two trail distances on 28 November 2026 around Machen, featuring wooded single track, ridgeway exposure and steep climbs. The half course is fully marked while the marathon requires self navigation with marshals at key points.
Lap-based timed event at Parc Taf Bargoed on 28 November 2026 offering flexible distances from a 5.3 km lap up to ultra, with medal and no medal entry options.
Forest orienteering at Weston Woods with eight courses from 1.0 km to 5.4 km, organised by Bristol Orienteering Klub and entered online via Pre entries.
Timed lap event at Rhydycar, Merthyr Tydfil on 29 November 2026 with distances from 5 km to ultra on a certified tarmac course.
A family-friendly muddy fun run in Almondsbury with 5K, 2K and a mini mile, a dog-friendly wave, charity support and on-site activities.
December 2026
Part of a 12 Days of Christmas series at Pengethley Manor in Ross on Wye offering 5k, 10k, half marathon, marathon and ultra distances on a tough off road loop. Runners and walkers have seven hours to complete their chosen distance with virtual optio..
A 12-day consecutive running challenge at Pengethley Manor, Ross-on-Wye, with daily choices from 5k to ultra on a 2.5 km lap offroad course. Each day has a unique medal and there are in-person and virtual entry options.
Military themed timed run at Barry Sidings Country Park on 6 December 2026 with lap based distances, medals, aid station and a seven hour limit.
Part of a themed Christmas series at Pengethley Manor, this offroad event offers distances from 5k to ultra with a seven hour completion limit and both on site and virtual entry options.
Part of a 12-day Christmas race series at Pengethley Manor, offering 5k, 10k, half, marathon and ultra options on a 2.5 km lap off-road course. Walkers and runners have a seven hour time limit and paid entries receive a medal.
Part of a 12 Days of Christmas race series at Pengethley Manor, this offroad event offers distances from 5k to ultra with a seven hour time limit. A virtual option is available and virtual runners can receive the same medal after verification.