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 2298 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 scenic, rural half marathon from Berneray to Lochmaddy with sea views for almost the entire route; the gently undulating, single-track course has been officially measured by Scottish Athletics.

An 8 hour timed challenge on Saturday 29 August 2026 along an old disused train line, with flexible arrival under the TUGG system and **5.3k** laps. Entry is limited to 70 places and multiple price categories are available.

Follow the iconic West Highland Way on this 53 mile point to point ultramarathon through Loch Lomond and the Trossachs National Park. Enjoy a fully waymarked route with chip timing and extensive finish line facilities in Tyndrum.

London Backyard Ultra at Frylands Wood Scout Outdoor Centre on 29 August 2026 asks runners to complete *four miles* each hour until one remains. The event includes parking for one car, hot showers, water, drinks, snacks, and photography.

An outdoor mud and obstacle assault course near Dorking, Surrey, with a permanent course and over 100 natural and man made obstacles. Distance options include 5 km, 10 km or multiple laps for solo runners, teams and charities.

Join the Arnison Crag Horseshoe fell race in Patterdale on Sat 29 Aug 2026, starting at King George Playing Fields as part of Patterdale Dog Day. A steep 5 km with 300 m climb, entries on the day £5, minimum age 14.

A short fell race of 4 km with about 120 m climb at the Show Field in St John's Chapel. Day entries cost £2 and there are separate junior races for children aged 4 to 12 plus an under 18 category.

Join this lively fell race at Bellingham Showfield as part of the country show, tackling 4 miles with 600 ft of climb across classic Northumberland terrain. No pre entry required; runners aged 16 and over can sign up on the day.

Tackle a classic Pennines fell race in Pendleton on 29 August 2026. The 8 km course packs 457 m of ascent across rough terrain, with on the day entries and homemade cakes and a cosy village pub to reward you.

Tackle the Tripsdale Trot on 29 August 2026 at the Bilsdale Show in Chop Gate. This 5.5 mile fell race through the North York Moors climbs 1437 ft and has a junior fun race alongside. Entry is on the day.

A multi distance running festival at Kinloss Barracks on the Moray coast featuring road and runway courses plus a 4.1 mile Back Yard Ultra loop run hourly until one runner remains. Races include aid stations, prizes and finishers medals.

A trail running event around Skipton offering distances from 13 to 50 miles along Pennine Way and Dales Way sections, with checkpoints, mandatory kit requirements and live trackers for ultramarathon entrants.

A 28.24 km mountain race in County Down on 29 August 2026 with 1328 m of ascent around Tollymore Forest Park. The technical route follows tracks, the Mourne Wall and several summits; Level C mandatory kit is required.

Ras Beca is an 8 km race with 320 m of climb near Crosswell in North Pembs. Entry is £5 pre entry or £7 on the day and the event is insured by WFRA. Junior races cover multiple youth age categories.

A 43 km, four-stage hill relay around Glen Lednock starting and finishing in Comrie village. Teams of five include a pair running the second leg; course sections range from trail-style to rough mountain terrain.

A six hour looped trail event on an approximately 5.45 km route in an AONB near LN11 0RX. Runners choose how many laps to cover; a single aid station and a refillable cup are required, entries open to those aged 18 and over.

An inflatable obstacle course event at Strathclyde Country Park on 29 August 2026, with 2.5 km, 5 km, 10 km and 15 km options, music zones and large inflatable obstacles. Finishers receive a medal, goodie bag and post run drink.

A new 5K loop at Dunnikier Park, Kirkcaldy on 29 August 2026 as part of the Running Festival, with mixed surfaces, a one hour time limit, and a minimum age of 12.

Aberfoyle Trail Run 2026 includes a scenic 10k on mixed trails and a flat 1k for primary school children, both fully marked and electronically timed. Proceeds support Aberfoyle Primary School and local community groups.

Two circular challenge walks from Rafford Village Hall, offering 30 mile and 50 mile routes that mix coastal paths, woodland and long distance trails, with time limits, route maps and GPX files and a 100 place entry limit.

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