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 1251 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 Hardmoors 26.2: Goathland is a challenging trail marathon event set in the scenic North York Moors, featuring a variety of courses including a full marathon, half marathon, and a 10k. Participants will navigate circular routes without course markings, relying on provided maps and descriptions. T..

The Beacons Ultra is a thrilling running event featuring three race distances: a 49-mile ultra, a 26-mile marathon, and a 13-mile half marathon. Set in the picturesque town of Talybont-On-Usk, nestled in the Brecon Beacons, the event showcases a mix of trails, mountains, canals, and roads. Participa..

The Lighthouse Marathon, organized by Bys Vyken Events, is a challenging trail race set in Cornwall, known for its tough terrain and scenic coastal views. Scheduled for November 8, 2025, participants can choose between a marathon and a new 34-mile ultra race, both featuring significant elevation gai..

Run Bolton Abbey is a scenic trail running event held at the Bolton Abbey Estate in North Yorkshire, featuring distances ranging from 2.4 miles to a half marathon. Participants can enjoy the beautiful autumnal landscape while raising funds for Sue Ryder Manorlands Hospice. The event includes a famil..

The Anglesey Trail Half Marathon and 10K is a scenic running event held in Newborough Forest, North Wales, showcasing the stunning landscapes of Anglesey. Participants can choose between a half marathon (21.1 km) and a 10K race, both featuring picturesque trails that include forest paths and views o..

The Sale Fell Race, organized by Cumberland Fell Runners, is a challenging fell running event set to take place on November 9, 2025, near Wythop Mill. The race features a main route of 3.7 miles with an elevation gain of 900 feet, alongside junior races for various age categories. Participants must ..

Remembrance Sunday 2025 is a unique running event scheduled for November 9, 2025, in Brightlingsea, Essex. Participants can engage in a traffic-free, looped trail course, with options to run a marathon or half marathon within a six-hour time limit. The event features a moment of silence at 11 am to ..

The Saturn - Remembrance Day Run is a timed running event taking place in Durham City, designed to honor fallen heroes. Participants can choose their distance, ranging from 5km to ultra, within a 6-hour and 32-minute time limit on a scenic 4.37-mile looped course along the River Wear. A two-minute s..

The Wadsworth Half Trog is a popular fell running event organized by Calder Valley Fell Runners, featuring a challenging 9.3-mile (15 km) course with an elevation gain of 1,400 feet (420 m). This race showcases the best terrain of the full Trog but covers a shorter distance, making it accessible yet..

The PFW Running - World Diabetes Day Run is a charitable event taking place on November 14, 2025, at Stanley Park, Blackpool. This run aims to raise awareness for diabetes and support Breakthrough T1D, a charity dedicated to finding a cure for Type 1 diabetes. Participants can complete a 3.1-mile lo..

The Governor Backyard Ultra is a unique endurance race held within the historic walls of HMP Hellfire. Participants face a challenging 4.167-mile course every hour, aiming to be the last runner standing for the coveted Governor’s Pardon. This event tests grit and determination, offering an unforgett..

Gods Own Backyard Ultra Fall 2025 is a unique endurance running event taking place at Hunters Greave, Leeds. Participants will run a 4.167-mile loop every hour, with the challenge of completing each loop within the hour to continue. The event culminates in a last-person-standing format, where all bu..

The New Forest Central Trail Run is a scenic trail running event held in the picturesque New Forest National Park, renowned for its natural beauty. Participants can choose between two distances: 22km and 17km, both featuring well-maintained gravel paths that meander through ancient woodlands and hea..

The Litton Birks Fell Race is a challenging 5km race set in the picturesque Littondale and Upper Wharfedale within the Yorkshire Dales National Park. The event features a significant ascent of approximately 362 meters, making it an AS category race. Scheduled for November 15, 2025, the race will als..

The Dirt Half Challenge is a popular half marathon trail race held in Leighton Buzzard, Bedfordshire. Known for its stunning course, the event features a scenic route that includes a mix of towpaths, off-road hills, and woodlands, providing participants with beautiful views of the autumnal landscape..

The Wendover Woods 50 is a challenging 50-mile trail race set within the scenic Wendover Woods, featuring five 10-mile loops. Participants will navigate a mix of wide, soft trails and steep ascents and descents, totaling 10,000 feet of elevation gain. The event is fully supported with nine aid stati..

The Lobster Lollop is a trail running event taking place in Padstow on 15 November 2025, supporting the National Lobster Hatchery. Participants can choose from various distances, including 2.5 km, 5 km, 10 km, and 10 miles, with Canicross categories available for the longer distances. The event emph..

The Punk Panther Wharfedale Skyline is a trail running event featuring stunning routes around the picturesque Wharfedale area. Designed for both beginners and experienced runners, the event offers distances of 13, 20, and 35 miles, making it suitable for various skill levels. Participants can enjoy ..

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The Hamsterley Moonrunner 10k is a unique head torch trail race set in the enchanting Hamsterley Forest, County Durham, scheduled for November 15, 2025. This event offers participants a chance to experience trail running at night, surrounded by the serene beauty of nature. The fully marked course is..

The Slaley Hall & Forest Half Marathon is set to return in November 2025 for its 7th year, offering a scenic trail running experience suitable for all abilities. Participants can choose between a half marathon (13.1 miles) and a 10km (6.2 miles) route, both set in the picturesque surroundings of Sla..