Trail Running Calendar United Kingdom 2026-2027

Welcome to the most comprehensive guide to trail races in the UK for 2026-2027! Our curated list features an impressive 2282 trail runs across the enchanting landscapes of Scotland, and Wales. From the iconic trails of London's green outskirts to the rugged terrains near Birmingham, from Glasgow's scenic paths to Liverpool's historic routes, we've got every trail enthusiast covered.

Whether you're a seasoned trail runner looking for your next challenge or a newbie eager to explore the world of off-road running, our calendar is your one-stop solution. Dive deep into the details by searching for a specific location or simply browse through to discover new trail runs. Looking for all running events? Check out the complete Running Calendar United Kingdom on running.life.

Experience an off road trail running adventure through the Scottish Highlands from Ben Nevis to Glencoe. Choose between a full or half marathon featuring mountain terrain and the famous Devils Staircase.

A timed trail event in East Yorkshire on 6 September 2026 offering 4-mile and 8-mile runnable routes for runners and Canicross participants, based at Field House Coffee Barn with parking, facilities, medals, prizes, and specific dog equipme..

A functional fitness racing event in Livingston on 6 September 2026 combining ten runs with ten Xercises across solo, doubles and relay formats, age 18 plus, with standard and LITE weight divisions.

Experience a point to point half marathon along the scenic Sandstone Trail from Bickerton Hill to Kelsall Hill. This event features professional timing, on course water stations, and excellent finish line facilities including showers and a..

A 60 km coastal trail across the five inhabited Isles of Scilly with boat transfers and technical coastal paths. The race is self sufficient, uses pace based cut offs, and is limited to 150 participants.

Trail runs of 2 km, 5 km and 10 km take place along the Coln River valley near Coln St Aldwyns on 6 September 2026. Routes are mostly on trail and proceeds support Hatherop Primary School's Big Build Project.

A single hill fell race over a classic horseshoe route to Waun Fach covering 11.2 km and 610 m ascent, based at Dinas Castle Inn with marshals, first aid cover and a maprun variant for solo or paired efforts.

A 14.5 km fell race near Penmaenmawr featuring 855 m of climb across upland moorland. The partially marked route requires competent navigation and mountain skills; entries include a post‑race soup or roll and electronic timing.

An inaugural off road half marathon through Donyland Woods, Friday Woods and nearby countryside on Sunday 6th September. Entries were handled online and the event is listed as sold out with 26 entrants.

A small community trail race in Epney, Gloucestershire covering about 10 miles along the Gloucester to Sharpness Canal towpath and local footpaths. The route is marshalled, includes one aid station, and a GPX file is provided.

Coastal running from Exeter to Babbacombe Downs with 50k, marathon and half marathon options; cupless format, marked coast path, cut-offs, and a bespoke medal plus a warm pasty at the finish.

A 10 km trail run on 6 September 2026 through the private grounds of Loseley Park, Guildford, with timed results, bespoke finisher medals, official photography and an entry price of £27.

A measured, mostly off road 10 km on the Flitch Way with chip timing, kilometre markers and finisher T shirt and medal. The event raises funds for the Village Hall and includes a one mile family fun run.

A six-day, 380 km mountain ultra across Wales with 16,400 m ascent, running from Conwy Castle to Cardiff Castle. Multiple shorter options are available and the route requires map navigation, mandatory kit and issued GPS tracking.

Enjoy a Peak District fell race at Oxspring Playing Field, a punchy 6.2 km course with 190 m of ascent through scenic terrain. On the day entries welcome for a modest fee and the event is part of an eight race series.

Guided 10 km trail run at Silent Pool near Guildford using parts of the North Downs Way and Netley Heath, with dusk and night options, group pacing, kit support and the chance to trial headtorches and trail shoes.

A mostly off road 10 km trail run at Trifarm on 09 Sep 2026, the second race in a four event series. The clockwise loop uses public footpaths and bridleways and includes on site parking, a finish water tap and championship points.

A three-evening summer 5K series around Leith Links, Fettes and Inverleith Park in Edinburgh. Events are chip timed, feature prizes and optional finisher medals, with entries priced at £12 per race or £30 for all three.

A three-race autumn series of trail 5 km events around Clowbridge Reservoir near Burnley, run as two laps on a mostly flat course with about 25 m of elevation, open to participants aged 11 and over.

A timed, lap-based Friday run along the Thames with flexible rock up and run starts; the £10 affiliated entry is donated to Rays of Sunshine and participants receive a double-sided charity medal.

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