Monmouth
Trail Running Calendar near Monmouth 2026-2027
Explore the top trail runs near Monmouth for 2026-2027! We've gathered 132 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
April 2027
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 a 120 hour limit, live runner tracking, eight aid stations and organised drop bag support.
Guided 18 miles on the Malvern ridge with over 1300 m ascent, led at a social group pace from North Quarry Car Park; parking and train access nearby.
Traverse the mountains and forests of the Brecon Beacons National Park with 10, 20, or 40 mile trail options. Enjoy a fully marked course and well stocked checkpoints in this canicross friendly mountain challenge.
A 13 mile offroad trail race on the Malvern Hills on 24 April 2027, with mapped routes, three aid stations and race HQ at Elim Arts Centre.
May 2027
An official Backyard Ultra at Blaise Castle Estate on 1 May 2027 where runners complete a 6.7056 km loop each hour until one runner remains. The woodland loop is hilly and technical, head torches are mandatory at night and minimum age is 20 years.
A Wales trail event offering 100 mile and 100 km races across Offa’s Dyke, the Cambrian Way and the Beacons Way with volunteer support.
Timed event on a 3.28 mile out-and-back canal route in Stroud on 08 May 2027, with choice of distances from 5 km to ultra and a seven hour limit.
Stroud Trails on 9 May 2027 offers four marked trail races across the Cotswolds with checkpoints, water stations, marshals and a mandatory 500 ml water carry.
Mountain trail marathon and 10 mile race around Parkwood Dolygaer in the Brecon Beacons, with three checkpoints and a six-hour cutoff at 20.5 miles.
A 10k trail run at Symonds Yat with riverside views and a notable final one kilometre climb. The mostly off road course includes long gravel firetracks and on site coffee and hot food.
Trail running from Sudeley Castle through the northern Cotswolds, with five routes from 7 km to 50 km across bridleways, woodland and open ridge lines.
An untimed inflatable obstacle run at North Somerset Showground on 22 May 2027 offering 2.5 km laps with options up to 15 km and family-friendly entries.
Altered Backyard Ultra at Tockington Manor on 29 May 2027, running hourly 4.126 mile loops up to a 30-loop cap for about 201 km, field capped at 250 runners.
A roughly 6 kilometre mixed-surface race through Blaise Castle Estate in Bristol, held annually in early June. The event has individual and team prizes, a minimum age of 16, and facilities based around the clubhouse.
A backyard ultra at Breakheart Quarry where runners repeat a 6706 metre loop every hour until one person remains; the event includes camping, marked trails and on course support in the Cotswold countryside.
A 15-mile point-to-point trail race along the Offa’s Dyke footpath between Hay-on-Wye and Kington, featuring three water stations, two official cut off points, a relay option for two or three runners, baggage transport and on-course safety rules.
Timed run along a 3.28 mile out and back canal route in Stroud with flexible starts, multiple distance options and a seven hour time limit.
A Pretty Muddy 5k at The Downs in Bristol with grass start and finish, mixed terrain and obstacles to climb, crawl and slide. Staggered wave starts apply and the event supports Cancer Research UK with a minimum fundraising target.