Trail Running Calendar United Kingdom 2025-2026

Welcome to the most comprehensive guide to trail races in the UK for 2025-2026! Our curated list features an impressive 1287 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.

The TFG Cheese & Crackers Trail is a mountain-style trail run held in Hartington, Peak District, finishing at Hartington Village Hall. Runners choose between two waymarked courses: 8.4km (135m ascent) or 16.4km (290m ascent). The atmosphere..

Take on the Shepshed 7, a chip timed 7 mile two lap countryside race through Garendon Park with scenic, traffic free routes and lively marshals. Finishers get commemorative T shirts, prizes and a friendly post race atmosphere.

Join the Tommy Runs at Seaham on Sunday 2 November 2025 for 5 km and 10 km seafront courses that mix road, promenade and coastal trails. A one minute silence at the Tommy War Memorial will be observed before each race.

Twmbarlwm Terror is a 7-mile multi-terrain race organised by Fairwater Runners Cwmbran in Risca, near Newport, South Wales. The route combines footpaths, open fields, country lanes and woodland from Risca Leisure Centre to the Twmbarlwm pea..

Leigh-on-Sea 10k is an after-dark, Halloween-themed multi-terrain race in Leigh-on-Sea, Essex. The event features a 10k for adults and a 5k for younger participants (11–15 for the 5k; 16+ for the 10k), with an invitational option and volunt..

Join the Scurry Around Tentsmuir Forest Festival for scenic off road trails near Tayport, with distances from a family fun run to a half marathon. Marshalled courses, medals and post race treats make it a great day for runners of all ages.

Event overview Old Mother Shipton's Soft Shoe Shuffle is a trail running event held in Knaresborough, North Yorkshire (HG5 8DP). The races use a looped trail of 6.5 miles, with longer distances formed by completing a set number of laps. Dis..

Join the iconic Derwentwater Ten in Keswick on 2 November 2025, a scenic 10 mile clockwise loop around the lake. Enjoy undulating tarmac, lakeside views and friendly club organisation for a memorable autumn road run.

How Hard Can It Be Events presents The November Nightmare, a multi-day endurance challenge in Telford, Shropshire. The eight-day event runs Sunday to Sunday (2–9 November) with daily options of 8 miles, a half marathon (about 16 miles) or a..

Seven cross country races across the Scottish Borders from November to March, with junior and senior events at each venue. Join the series for a full season of mud, camaraderie and competition with chip fitted bibs mailed before race one.

Run scenic undulating trails through Delamere Forest on 2 November with 21K and 42K options. Expect forest tracks, Sandstone Trail climbs and a two lap marathon that counts towards the UTMB Index, plus medals, photos and post race goodies.

UTMB Index

Autumn Amble is a scenic 7 mile self navigation trail around Great Dunmow on 2 November 2025, with HQ at The Butchers Arms. Choose your start time, follow the written route issued on the day, and celebrate at the pub finish.

Near Market Harborough, run a 5 mile out and back through the atmospheric Oxendon Tunnel with moody lighting; bring a headtorch. Pick night or dawn for a sunrise reveal and earn interlinking medals if you take on both.

Its Grim Up North Running presents Swinsty & Fewston Reservoir Autumn Day 1, a scenic autumn trail race near Otley, North Yorkshire. The highlight is a 6.6-mile loop around Fewston and Swinsty reservoirs, with additional distances offered o..

The The Druid's Challenge will take place in Tring on Friday 7 November 2025. You can run 86 miles.

UTMB Index

Enigma Fireworks is a running event taking place on November 7th and 8th, 2025, at Caldecotte Lake in Milton Keynes. The event features both a marathon and a half marathon on each day, with participants completing scenic laps around the lak..

Its Grim Up North Running’s Swinsty & Fewston Reservoir Autumn Day 2 offers a choice of distances from a 6.6/6.7-mile loop around Fewston and Swinsty reservoirs to a half marathon, 20-miler, and marathon. Based at the Swinsty/Fewston Reserv..

Take on the Brigantia Hogsheads Challenge: a 6 hour chip timed run on a flat 1 km circuit in York, where every finisher earns a bespoke medal and goody bag. Bring a refillable bottle and enjoy homemade cakes and snacks.

Event details The Three Counties Trot is a trail race organised by Billinge Running Club on Saturday 8 November 2025. The course distance is 5 miles and starts at the Janet Lalley fields, across from Tontine Park. Event headquarters and reg..

Event overview The John Muir Way Nocturnal Ultra Marathon takes place on 08 Nov 2025 at the John Muir Way - Balgone Estate, Balgone Barns, North Berwick EH39 5NY. Runners have six hours to complete as many laps as possible of a well-marked..