Trail Running calendar near Merthyr Tydfil 2026-2027

We have found 374 Trailruns within 80 miles of Merthyr Tydfil. See below where and when you can find the races.

A trail event at Wenchford Picnic Site with seven hills over seven miles or the double 14-mile Immortal Sinner; forest trails may be muddy or icy and canicross waves are available.

A countryside trail event in Budleigh Salterton on 9 January 2027, featuring coastal views, the Otter valley and sections of footpath and dismantled railway. Two distances are offered with marked routes, aid station support and an oak finis..

Off-road multi-distance event at Pengethley Manor offering 5k, 10k, half, marathon and ultra options with a seven hour completion limit. Paid and virtual entries include medals; a free Strava-recorded option is also available without a meda..

Seven consecutive offroad days at Pengethley Manor where participants choose 5k to ultra distances with a seven hour limit each day, a virtual January option, and a unique medal for each day.

Part of the 7 Deadly Sins series at Pengethley Manor, The Proud Run offers 5k to ultra distances on a tough offroad course with a seven hour time limit and both race and virtual entry options, with medals for paid entries.

Part of the 7 Deadly Sins series, The Lusty Run is an offroad event at Pengethley Manor offering 5k, 10k, half, full and ultra distances with a seven hour time limit and a virtual option during January.

Part of the 7 Deadly Sins series at Pengethley Manor in January 2027, The Angry Run offers distances from 5k to Ultra with a seven hour time limit on a tough offroad course through vineyards.

A lap-based offroad event at Pengethley Manor offering distances from 5k to Ultra with a seven hour completion limit; in-person and virtual options include a personalised bib and a medal after verification.

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.

Night trail races in Haldon Forest offering 10K, 5K, 2K and 1K distances plus a canicross option. Courses are marked and marshalled with chip timing, finishers medals, event photos and on-site catering.

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..

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 midwinter trail event near Chagford on Dartmoor with marathon and half marathon routes that visit stone circles and other historic sites. Both courses feature substantial ascent and require entrants to be at least 17 years old.

Pagan Trails offers two challenging winter trail runs on Dartmoor. The over-28-mile Marathon and over-14-mile Half Marathon routes pass ancient stone circles and pagan sites. It's a significant test with strict time limits and mandatory saf..

A 7 to 8 mile cross country run around May Hill in Gloucestershire with steep climbs, muddy trails and an open plain at the summit. A Sunday May Hill Mayhem option adds an extra loop to total 14 to 15 miles.

February 2027

A night race at Westonbirt National Arboretum on 6 February 2027, with scenic routes through tree collections and firm trail-like surfaces. Distances include 5 km and 10 km; tickets are currently sold out.

A two lap half marathon and a 5 mile race in Exeter on Saturday February 6 and Sunday February 7, both routed along the Quayside and through Riverside Valley Park, offering charity places, medals, and England Athletics discounts.

A 12-hour Backyard Ultra near Crickhowell on a 4.167 mile loop split between trail and tarmac. First eleven loops are hourly, the twelfth is a race, with loop medals, a 32-mile ultra medal, and a trophy for the winner.

A 5km and 10km run through Westonbirt Arboretum on 7 February 2027, with firm trail terrain and routes through areas showcasing over 2,500 tree species. The event is family friendly and tickets are currently sold out.

A 17 mile self navigated trail run through scenic East Devon. Runners visit four distinct trig points on a course that starts and ends at the Sidmouth Watersports Hub.

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