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 2128 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.

Tackle a scenic but testing fell race in Dunnerdale, Lake District: 8 km with a 550 m climb over rugged hills. Pre entry only, join solo or as a three person team for a classic Broughton Mills Village Hall start.

A winter obstacle race in Brentwood, Essex featuring muddy courses across farmland, woodland and lakes. Distances range from about 6 km to 24 km with dozens to hundreds of natural and man made obstacles and chip timing for participants.

A 50 km trail race on 7 November 2026 following the Dava Way from Grantown-on-Spey to Forres, mostly on the old Highland Railway line. Mixed woodland and moorland terrain, Dava Summit climbs, 300 entries and an 8 hour cutoff.

Trail marathon, half marathon and 10k from Goathland on 7 November 2026. Courses are unmarked so runners must carry printed maps and mandatory winter safety kit.

Three trail races start and finish in Talybont On Usk in the Brecon Beacons on 7 November 2026. Options are a 49 mile ultra, a 26 mile marathon and a 13 mile half marathon, each with significant ascent and mixed terrain.

Experience a scenic trail run through the Bedfordshire countryside starting from Leighton Buzzard. Choose between a classic half marathon or a metric distance featuring canal towpaths, woods, and rolling hills.

A dog-friendly trail event at Swinsty & Fewston Reservoirs with 3.3 mile and 6.7 mile looped routes on mainly off-road paths, marshals, waymarking, feed stations and a bespoke finisher medal.

Knockfarrel Hill Race on 7 November 2026 is an 8 km hill race with 300 m of climb, with day-of-event registration at Strathpeffer Community Centre replacing the previous Shinty Pavilion location.

A 6 miles out-and-back fell race from Llanfachreth with about 1900 ft of ascent, part of the Meirionnydd Winter Race Series. Full WFRA kit and fell shoes are required and a junior race runs on the same course.

A cross country run and walk across the Leicestershire Wolds, the twenty second Seagrave Wolds Challenge covers about 16 miles of hilly, multi terrain paths and private land, with food stops en route and charitable proceeds.

A three hour team endurance event at Charlton Hall Estate, Alnwick on 7 November 2026. Teams of five with at least two female members rotate between BikeErg and running while the event includes live DJs, food, drink and a festival atmospher..

A twilight off road 10k around Eastbury Park and Chettle with wooded sections and historic landmarks. Medals, trophies and refreshments included and entries are limited to 200.

A November club organised trail race on a 5 mile route with marshals and marked signage. Registration and post race activity are at The Delph Tavern and car parking is at Upholland High School.

Experience a 30 mile ultra marathon through the heart of the Brecon Beacons featuring the summit of Pen y Fan. This trail event offers technical terrain and scenic reservoir views with a strict 200 runner limit.

A winter coast to coast ultra on the Llŷn Peninsula on 7 November 2026, with solo 37.5 mile and team of four entry options, organised by Pen Llŷn Ultras and offering age 16 plus eligibility and several entry extras.

A six hour nocturnal ultra on a well marked 5 km off road loop where solo runners or teams of up to three try to complete as many laps as possible. Each lap returns to a tented base with kit, food and support plus music and lights.

Trail running at Stonor Park in the Chilterns with three route choices of 22 km, 13 km and 7 km. Expect well marked woodland trails, steep climbs, possible wildlife sightings and outposts on the longer courses.

A torchlit trail run from Winchester Athletics Track with 12 km and 22 km options across the South Downs Way and local trails. The course is fully marked; headtorches and at least 500 ml of fluid are required.

Short Course Cross Country Championships at Kirkcaldy High School on 7 November 2026. ProTay provides race pack fulfilment and timing while working with scottishathletics.

A series of self navigated ultra and trail races along the North Devon and Exmoor coast on the South West Coast Path, offering 110 mile, 114 km, 65 km, 58 km and 38 km options with GPS tracking.

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