Monmouth close

Trail Running Calendar near Monmouth 2026-2027

Header image

Explore the top trail runs near Monmouth for 2026-2027! We've gathered 129 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.

February 2027
Valentines themed 6 km and 12 km runs at Blaise Castle Estate in Bristol on February 14, 2027, with single and couples entries and heart finishers' medals.
Trail running 5k and 10k near Cardiff on marked multi terrain routes with medical support, marshals, finisher medals and category trophies.
A timed event on a 2.62 mile out and back canal route with flexible rock up and run starts. Distances range from 5 km through marathon and beyond, with a seven hour time limit and a finisher medal for all.
A 12 mile cross country race in Dursley on 21 February 2027 with over 2000 feet of climbing across woodland trails, mud, roads and steep climbs.
A roughly six mile off-road race above Long Ashton with mixed muddy terrain, chip timing, limited parking and a £1 donation to the Long Ashton Nature and Environment Trust.
Off road duathlons plus 5km and 10km trail runs through the Forest of Dean at Speech House, with live chip timing and on site parking.
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.
Winter Green Man Ultra offers 45 mile and 30 mile anti clockwise loops around Bristol's Community Forest Path with staffed checkpoints, navigation support and finishers' medals.
A six hour solo trail event at Symonds Yat where runners repeat a 5.25 km loop with 160 m ascent, scoring as many laps as possible for distance-based medals.
Annual March challenge walk around Abergavenny with four route options from about 10 to 20 miles, mountain checkpoints and charity fundraising.
Coppett Hill Race near Goodrich is an 8.6 km hill race with 335 m of climb, scheduled for 20 March 2027 (TBC); the course is partially marked and entry fees apply.
Measured forest trail half marathon in the Forest of Dean with chip and gun timing, three water stations, age group prizes and proceeds donated to charity.
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 30,000 ft climbing, eight aid stations and a 120 hour finish limit.
Guided 18 mile trail run along the Malvern ridge with over 1300 m ascent, social group pace and meeting at North Quarry Car Park in Great Malvern.
Marked trail event in the Brecon Beacons offering 10, 20 and 40 mile routes with marshalled checkpoints, GPX routes and a mandatory kit list.
Trail and ultra runs in central Bristol on 25 km and 55 km routes that follow rivers, parks and former railway paths with feed stations and GPX navigation.
A 13 mile offroad trail half marathon on the Malvern Hills with varied hilly terrain, staffed aid stations and a race HQ at the Elim Arts Centre on 24 April 2027.
May 2027
A hilly, technical Backyard Ultra at Blaise Castle Estate, Bristol, using hourly 4.167 mile laps; the 2027 event is sold out and the waiting list is closed.
A Welsh trail event with 100 mile and 100 km routes along Offa's Dyke Cambrian Way and Beacons Way, supported by aid stations and volunteer crews.
Add Event
Help us complete the calendar!
  • Distance is at least 5 km
  • Event has a website or Facebook page
Website
Optional: Please provide your e-mail address if we may contact you.
Report a change
We will only update the data if the information is also on the website.