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 2184 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 trail half marathon at Lakeland Maze Farm Park on Saturday 19th September 2026, finishing through the maze. Chip timing, aid stations, on-site parking and a cafe. Entry requires participants to be 18 or older and costs £35.

A varied-terrain 10 km race in Arrochar, Argyll on 19 Sep 2026 with chip timing, a finisher medal, and prize categories including local and veteran awards. The route mixes forestry roads, woodland paths and a lakeside pavement with views of..

A Classic AL Welsh fell race in Llanberis on 19 September 2026 that visits several Eryri summits, including Snowdon and Glyder Fawr. Options are a 28 km route with 2600 m ascent or a 14 km route with 1350 m ascent.

MacTuffX Watford at Woodside Stadium on 19 September 2026 combines ten Xercises with repeated running segments. Options include Solo, Doubles and Relay across two distance formats, and all entrants must be 18 or older.

Fan Brycheiniog is a 15.5 km mountain race in Glyntawe with 840 m of climb. The course runs over rough tracks and open fell and requires navigation and competent mountain skills.

A scenic trail running event at Hambledon Vineyard offering races from 1 km to 20 km, chip timed with trophies and fundraising for Brain Tumour Research and Hambledon Primary School.

A 11.7 km Category BM fell race at Thropton Showfield in Coquetdale, held during the Thropton country show. Entry on the day only with modest fees, teams of three allowed, and proceeds support Northumberland National Park Mountain Rescue.

Trail runs at Raby Castle offer 5 km, 10 km and half marathon routes through parkland with woodland and lakes, live chip timing, on-site parking and finisher medals.

BigSky is the "Air" event in the Classic Element Trail Series on 20 September 2026 at Hyde Common, New Forest. Routes of 18 miles, marathon and 50k run over marked trails with multiple aid stations, mandatory fluid carriage and a bespoke fi..

Trail half marathon and 10k in Bronte Country near Haworth, organised by Sue Ryder. Entry fees start at £15; finishers receive pie and peas and a race memento.

Trail races around Clipston feature a half marathon and a 5 mile route across bridleways, minor country roads and a footpath between Kelmarsh and Clipston. Proceeds support the Clipston Recreation Field Trust and all finishers receive medal..

Experience a multi terrain 10k run through the beautiful South Staffordshire countryside. Finishers receive a bespoke medal and homemade cakes in the heart of Brewood village square.

A forest trail event in the New Forest with a 3.28 mile looped route, on site facilities and an aid station. Runners choose distances from 5K to ultramarathon and all finishers of a full loop receive a metal medal.

A weekend running event in Knaresborough on 20 September 2026 offering 10K and Half Marathon routes through scenic Yorkshire countryside. Finishers receive a jumble medal and hot food, with entry available online or on the day.

A marathon and half-marathon along the Ouse Valley Way in Huntingdonshire on 20 September 2026, finishing at Earith on mostly flat grass, gravel and tarmac paths. The races are registered with the Trail Running Association and insured under..

Tackle the Fryup Frazzler in the North York Moors, a scenic 5.8 mile fell run from the Cycle Hub cafe with roughly 475 m of climb. Part of the Esk Valley summer fell series, it mixes tough slopes with rewarding views.

A trail running event in Hamsterley Forest offering 10K and Half Marathon on undulating, well marked forest trails. Entries include a themed medal, race photos, chip timed results and a serviced event village with food and drink.

A 10 km trail running event at Cannock Chase on 20 September 2026, organized by Wild Deer Events. Entry is listed at £27 and tickets were made available from 18 December 2025.

A scenic, hilly trail half marathon in the Cothi valley near Pumsaint, offering a 13 mile race, a 6.5 mile alternative and a kids race, based at Pumsaint Village Hall on 20 September 2026.

One More Lap for Kids' Village is an in-person team event on 20 September 2026 at Stowe Field in Lichfield. Team entries are listed as free and the event is organised by One More Lap.

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