Trail Running Calendar United Kingdom 2026-2027
Explore the best trail runs in United Kingdom for 2026-2027! Our updated list features 2176 exciting trail runs across the country. Find your next trail run in United Kingdom below and join the trail community at these great events! Search for a location or view races near London, Birmingham, Glasgow, Liverpool, Scotland or Wales.
August 2026
A Dartmoor fell race with a senior course of about 10 km and 450 m climb plus junior races for ages 6 and up. The route is marshalled for erosion control and race HQ is at the rugby club with nearby parking.
This timed event on August 15, 2026, offers a flexible, multi-lap format on a smooth riverside course in Winchester. Runners can choose their start time and distance, from a single lap to an ultra marathon, within a 7-hour window. All finishers recei..
An evening trail event near Dorchester with 5k and 10k routes through sunflower fields and bridleways. Routes include an aid station and finishers receive medals, while the event supports a local hospital charity.
Annual multi-terrain running event in Tywyn with multiple challenge races, spectator rides on the Talyllyn Railway, results archives, merchandise and volunteer opportunities.
A 7.5 km fell race around Cwrt-y-Cadno Show fields with 264 m of climb; entry to the show is £5 and the course is partially marked with a minimum age of over 16.
A guided 10 km summer trail run in the Chiltern Hills followed by a Tring Brewery tour and tasting, with pizza available to purchase.
An obstacle day at Forest Facility near Stamford with a 4 mile loop of about 60 obstacles, a 1.5 mile family wave and proceeds supporting rainforest conservation.
A 6.5 km circular hill race around Oldhamstocks with about 200 m of climb, mostly on rough track with short tarmac sections. Organised by Dunbar Running Club, registration and race numbers are issued at the village hall.
Fully off road 10 km trail race at Rock UK, Newcastleton on 15 August 2026 with forest tracks, singletrack, technical downhills and a marked marshalled course.
A long hill race on 15 August 2026 covering 26.07km with 1438m ascent across East and West Lomond. The unwaymarked route follows checkpoints, requires navigation and mandatory kit, and offers prize categories and a GPX file.
Multi-distance running event in Bath with long lit tunnels, races from 500 m to 50 km and a start and finish at Brickfields Park.
Trail runs at Lambton Estate in County Durham in August 2026 offer 5 km, 5, 10 and 15 mile routes across woodland and estate roads; canicross friendly.
A 13.6 mile trail half in the Eden Valley on 16 August 2026, largely off-road with 1330 ft of ascent and a five hour cut off.
Obstacle course races at Badminton Estate on 16 August 2026, with Sprint 5 km, Super 10 km, Beast 21 km plus a kids race and spectator options.
Off road half marathon in Henfield on 16 August 2026 with riverside and disused railway sections, flint paths and stiles; facilities include changing rooms and free parking.
A 10 km circular trail around Piethorne and Ogden reservoirs on bridleways, including an out and back to Hollingworth Lake and about 275 m of ascent.
Join the Keswick Sports Fell Race in the Lake District on Sun 16 Aug 2026 for a punchy 3 mile, 290 m climb course from Fitz Park Cricket Pavilion. Entry on the day and juniors welcome with big prizes for record breakers.
A 22.5 km fell race over the Howgill Fells with 1830 m ascent, mandatory kit and navigation required, strict cutoffs and limited entries.
A fell race in Crowden on 16 August 2026 following the Pennine Way to Black Hill and Soldiers Lump. Online and on-the-day entry options are available, minimum age 18, limited parking and a GPX route is provided.
Join Scarborough AC for an 8.6 mile fell race across the North York Moors, featuring 475 m of climbing and sweeping moorland views. Entry on the day makes this a great spontaneous stop in the Dave Parry Esk Valley summer series.