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 2195 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.

A 10 mile trail race through Radnor forest in Mid Wales on 23 August 2026, held in aid of the Special Care Baby Unit in Hereford. The route reaches Black Mixen at 2130 ft and includes forestry roads, moorland and tree covered single track.

A 21k trail run around Borrowdale based in Keswick, featuring lakeshore trails, woodland singletrack and 550 m of ascent. The course is fully marked, chip timed and supported with hydration and medical cover.

A steep, scenic trail run in Godshill offering a 5K one-loop option and a 10K two-loop option with 738 ft of climb. A relaxed community fundraising event with no chip timing and local charity support.

An urban to trail 8 mile loop from Bournemouth Square through Meyrick Park, fully signed with a midcourse aid station and modest elevation. A 10 week social training programme run by Sole Clinic supports runners preparing for the event.

A trail half marathon from Creasey Park across the Dunstable Downs, run mainly on footpaths and bridleways. The self navigated course includes checkpoints and guide runners, a GPX file, on course drink stations and event facilities.

A 7.5 km trail loop around Ticehurst on 23 August 2026 with over 70 percent trail, a fully marked and marshalled course and an entry limit of 60 runners. Facilities are at Ticehurst Village Hall with tea and cake after the run.

A Backyard Ultra style 12 hour event at Cadwell Park where runners complete a 6.7 km lap each hour for a potential total of 80.4 km. Categories include solo and pairs plus a six hour non competitive option.

A timed, multi-distance event at Ardingly Reservoir with lap-based 7 km out-and-back course, a seven hour limit and flexible start window; finishers receive a donut medal and a no-medal entry option is available.

Two self-navigation trail races near Chelmsford: an approximately 16 miles hilly Admiral McHilly Trail and a flatter approximately 6 miles Chelmer Trail. Routes are issued on the day with no markings or GPX files.

Take on the Trunce 8, a classic Peak District fell race starting and finishing at Oxspring Playing Field. The 6.2 km route climbs 190 m and entry is on the day for £3, with a junior 3 km race for over 10s at £1.

Tackle Roseberry Topping on Wed 26 Aug 2026 in this classic short fell race hosted from Newton under Roseberry. Expect a punchy 2.3 km course with big climb and great views, junior entries welcome and on the day entry available.

Golf Ball Fell Race is organised by Rossendale Harriers on 26 August 2026. Entry is on the day and runners should carry the recommended FRA kit, which may be checked depending on conditions.

A midweek fell race near Bury covering about 6.5 km with 400 m of climb, held at the Hare & Hounds. The event allows teams, requires a minimum age of 16, and has a 1 hour 10 minute cutoff at Moorbottom Road.

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.

Experience a traditional Lake District fell race at the Ennerdale Show. This event features an 8 km senior course and various junior races with registration available on the day.

A community *5 mile* off-road run along canal tow-paths and a loop of Possil Marsh, organised by Springburn Harriers. Entry limited to 200, fee £10, registration at the Leisuredrome; results published within 24 hours.

A pop up evening running event in Kirkstall, Leeds offering 5k and 10k routes along canal-side paths. Entry is available on the night or online and runners receive a jumble medal plus food and drink options.

An evening running event in Eyemouth on 28 August 2026 featuring a certified *5k* with chip timing plus several mini fun runs for children; finishers receive medals, goodie bags and ice cream from Giacopazzi's Gelato.

An early evening trail run at Newnham Park near Plymouth with 8 mile two lap and 4 mile one lap courses; canicross options are available and proceeds support Bowel Cancer West.

A scenic 10 km trail race on 29 August 2026 around Derwent Walk Country Park, starting and finishing at Blaydon Rugby Club. The event offers chip timing, finishers medals, food vendors and onsite parking.

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