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Trail Running Calendar near Cwm 2026-2027

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Explore the top trail runs near Cwm for 2026-2027! We've gathered 125 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

January 2027
A multi distance off road event at Pengethley Manor with a seven hour time limit for chosen distances and an on site or virtual option. The course uses 2.5 km laps and includes vineyard terrain and a hill.
Part of the 7 Deadly Sins series, The Envious Run takes place at Pengethley Manor on 17 January 2027 with lap based offroad routes from 5k to ultra. Runners and walkers have seven hours to complete their chosen distance and a virtual option is availa..
A January off road 9.6 mile run across trails, fields and woodland with about 80 percent off road terrain. The event uses chip timing, has one water station at Littleton upon Severn and a 2.5 hour expected run time limit.
A seven hour time challenge at Dare Valley Country Park offering distances from 3 km to 50 km, with medals, aid stations and vegan goody bags.
February 2027
A Backyard Ultra near Crickhowell on 6 February 2027 featuring repeated 4.2 mile loops, a reversed final race lap, trophies for final lap winners and medals from 32 miles.
Choose your distance from 5k to Ultra on a tough off road course at Pengethley Manor. Experience vineyard trails with a seven hour time limit and unique medal options for individuals or pairs.
A winter mountain trail event from Brecon to Cardiff featuring a 47.5 mile ultra over 11 summits and a 26.2 mile marathon from Merthyr, both on unmarked routes with GPS navigation and staffed checkpoints.
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.
Six hour solo trail event at Symonds Yat where runners complete repeated 5.25 km loops with 160 m ascent per loop and earn medals for multiple loop totals.
Annual March challenge walk around Abergavenny with four route options from about 10 to 20 miles, mountain checkpoints and charity fundraising.
A way marked half marathon through forest trails around Speech House in the Forest of Dean on 21 March 2027. The Rotary Club organises the event with chip and gun timing, three water stations and charity links.
April 2027
Three long distance mountain trail races start and finish in Brecon, following circular routes through the Brecon Beacons National Park. Distances range from a marathon to a 100 km ultra with marked routes, checkpoints and compulsory kit requirements..
Trail and road running in Monmouth with hilly terrain, stiles, scenic views, well stocked aid stations and strong volunteer support, organised by Stable Adventures.
A 200 mile point to point trail race across South Wales from Chepstow to Worm's Head with 30,000 ft climbing, eight aid stations and a 120 hour finish limit.
Marked trail event in the Brecon Beacons offering 10, 20 and 40 mile routes with checkpoint support, mandatory kit checks and handcrafted trophies.
A last-person-standing Backyard Ultra at the Medieval Village, Cosmeston Lakes: runners repeat a fixed 6706 m loop each hour until one athlete completes one more loop than anyone else. Camping and on-site facilities are provided.
Three coastal trail races on the Vale of Glamorgan coast on 24 April 2027, including a 32.5 mile ultra, 18.5 mile trail and 10 mile route. The course follows the Wales Coast Path and finishes at Ogmore-by-Sea Village Hall.
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.
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