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 2176 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 running festival in Aberfoyle on 10 October 2026 that marks its third edition, featuring the returning half marathon and a 63 km ultra across multiple race options.

A military‑inspired obstacle mud run at Hever Castle on 10–11 October 2026, offering **3K**, **6K**, and **12K** courses, obstacles modelled on Royal Marines training, a survival experience, and an event village with music and attractions.

An LDWA members only long-distance event of about 50 miles from Crowcombe Village Hall in two loops through the Brendon Hills and the Quantocks, with mandatory kit, a live tracker requirement and significant ascent.

Rivington Trail Half Marathon is a half marathon around Rivington starting and finishing at Rivington and Blackrod High School on 10 October 2026. Organised by Chorley Women FC, the race requires prior half marathon experience.

A 24 hour looped endurance event in Haldon Forest where runners complete one lap every hour and choose distances from 10k to ultramarathon. The final lap decides the winners and all participants receive wooden medals.

Experience a fully waymarked 28 mile ultramarathon from the Scottish coast to the summit of Ben Nevis. This supported mountain adventure features stunning Highland trails and is designed to be accessible for everyday adventurers.

A multi terrain trail event at Endcliffe Park featuring a 10k trail and a 2.5k children's fun run. The event attracts over 1,000 runners annually and uses grass, paved paths and woodland trails.

Trail races in Cannock Chase Forest on 11 October 2026 offering Half Marathon, 10K, 5K and a Junior Race with chip timing, a themed medal, free photos and a serviced event village.

Experience a multi terrain race over Pen Dinas and Constitution Hill starting from the Aberystwyth Promenade. With distances for both seniors and juniors, runners face climbs on gravel, grass, and rocky paths with coastal views.

A 13.5 mile trail half marathon from Housesteads Roman Fort to Tyne Green Country Park in Hexham. The A B route features shuttle transport, staggered group starts, live chip timing and onsite bag drop, and supports a local children's charit..

Choose a scenic 10k or shorter 5k through the Chiltern Hills around Frieth, combining woodland paths and country roads. Expect rolling climbs and panoramic views for a rewarding, hilly challenge for road and trail runners.

Trail race in an Area of Outstanding Natural Beauty around Biblins Youth Campsite, Ross-on-Wye covering approximately 6 miles or 10k on mixed trails and single track. Entry is limited to 200 runners and prizes include individual and team aw..

A 7 hour Time Challenge on the River Wear in Durham with distances from 3 km to ultra, Scare Bear themed medals and distance pins, signed trail laps and aid tables offering drinks and snacks including vegan options.

A 20 mile looped trail that starts and finishes inside the 18th Century Landguard Fort in Felixstowe. The route crosses two nature reserves, two river estuaries and the Port, and is open to participants aged 18 or older.

Tackle the Viking Chase, a 12 km fell race across the North York Moors on 11 Oct 2026, featuring 572 m of climb and sweeping moorland views. Entry on the day, adults only, with proceeds to Cleveland Mountain Rescue.

A 6.2 mile fell race around Penistone Hill and Top Withins, part of the Woodentops Race Series with chip timing. Junior races include a Curly Wurly goody bag and Halloween fancy dress prizes, while senior entries include online pre entry or..

An almost entirely off-road event around the Goyt Valley to Shining Tor, about 21.5 km with 760 m of climb, waymarked at junctions and requiring full fell kit; proceeds support Buxton Rotary.

The Titsey Trail 10k is a community running event held on Sunday, 11th October 2026. Organized by runners for runners, it raises funds for a variety of local charities.

Fully marked trail races at Grafham Water on 11 October 2026 offering a 10k and a half marathon around the reservoir, with GPX routes, water stations, first aid cover, medals and prizes for top finishers.

FOOBS Trail and Fun Runs on 11 October 2026 offers chip timed 10K and 6K trail races plus a 2K fun run at Old Basing and Lychpit Recreation Ground. Proceeds support Friends of Old Basing Schools.

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