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 1301 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: Wainstones is a challenging trail marathon event taking place in Chop Gate, North Yorkshire, as part of the Hardmoors 26.2 Series. Scheduled for June 15, 2025, participants can choose from three distances: a full marathon (28.5 miles), a half marathon (16.5 miles), and a 10k (9.5..

"Av Seen Thee A'fore at Slawit" is a scenic trail running event organized by It's Grim Up North Running, taking place alongside the picturesque Huddersfield Canal in West Yorkshire. Participants can choose from various race distances, including 5K, 10K, half marathon, marathon, 20 miles, and ultra-m..

The Hampshire Hoppit is an exciting off-road trail running event held in the scenic North Hampshire Downs. Participants can choose from three distances: a full marathon (26.2 miles), a half marathon (13.1 miles), or a 10k race. The event features well-marked and marshalled routes that include sectio..

The Dilton Dash 10K is a multi-terrain running event taking place in Dilton Marsh, featuring a 10K race, a 3K fun run, and a 1/2K fun run. The course includes footpaths, tracks, and some road sections, with various prizes awarded for top finishers in each category. Participants can enjoy amenities s..

The West Yorkshire Trail Run, set in the picturesque grounds of Harewood House, offers participants a chance to experience the natural beauty of the estate while engaging in a challenging run. With two distance options of 22km and 13km, runners will navigate through lush woodlands, scenic lakes, and..

The Guided Lairig Ghru Crossing is a trail running event that offers participants a unique opportunity to traverse the historic Lairig Ghru, a 32km high mountain pass in Scotland. This guided run includes a morning transfer from Aviemore to the starting point at the Linn of Dee, and participants wil..

The Hawkswick Dash will take place in Skipton on Sunday 15 June 2025.

The Seven Hills of Edinburgh is an annual running event that has taken place since 1980, typically held in June. This unique race combines road-running, cross-country, hill-running, and urban orienteering, covering a distance of 14.3 miles with an elevation gain of 2200 feet. It welcomes participant..

The Manorlands PaintRush is a vibrant 5K color run taking place in Bingley, Yorkshire, on June 15, 2025, to support Sue Ryder Manorlands Hospice. Participants can run, jog, or walk while enjoying a fun-filled day with family and friends. The event features seven paint stations along the route, where..

The Southampton Running Festival, scheduled for June 15, 2025, invites participants to enjoy a scenic race experience in Southampton Common, a designated Site of Special Scientific Interest. The festival features various race distances, including 5K, 10K, and Half Marathon, catering to runners of al..

Beamsley Beacon is a challenging running event organized by Wharfedale Harriers, taking place from St. Peter's Church Hall in Addingham. The race covers a distance of 5.5 miles with an elevation gain of 1100 feet, featuring a scenic route that includes a lap around the church hall, crossing a suspen..

The Robertsbridge Midsummer 10K & 5K is a vibrant community running event set to take place in 2025 in the picturesque village of Robertsbridge, East Sussex. Organized by the Robertsbridge Bonfire Society, this event features races for all abilities, including a Junior Run to inspire young athletes...

The Denbies Marathon & Half Marathon, organized by Phoenix Running, will take place on June 21-22, 2025, at the scenic Denbies Wine Estate in Dorking. This unique event offers participants up to 30 hours to complete their race, with flexible start times available from Saturday morning to late Sunday..

The Two Roses Ultra is a unique running event taking place in Hebden Bridge, offering participants a choice between two 50k routes through Lancashire or Yorkshire, or a challenging 100k figure-eight route that combines both. This scenic race allows runners to experience beautiful landscapes, includi..

The Great Lakes Fell Race is a challenging and scenic event held in the wild western Lakes, covering a distance of 21 km with an elevation gain of 2130 m. This race is designed for experienced fell runners, featuring a demanding route that includes summits like Scafell Pike and Scafell, as well as v..

The Hopper 6&12 Hr Trail Race is an exciting endurance event taking place at Hamsterley Forest. Participants can choose to run solo or in teams, completing as many 4.2-mile loops as possible within their selected time limit of 6 or 12 hours. The course features approximately 650 feet of elevation ga..

The Ultra Wales 50 is a challenging 50-mile mountain and trail race set in the stunning landscapes of Southern Snowdonia, featuring significant elevation gains of 2898 meters. Scheduled for June 21, 2025, this event allows up to 500 participants to experience breathtaking views, including Cadair Idr..

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The Castle Bytham 5k Chase is a fun trail run that takes place during the Castle Bytham Midsummer Festival, a popular two-day event in Lincolnshire. This inclusive race welcomes participants of all ages and abilities, encouraging both runners and walkers to join in. The festival features a variety o..

The Saltire 24, 12, and 6 is an ultra running event taking place in Royal Deeside, Scotland, celebrating midsummer. Participants can choose from three race options: 24 hours, 12 hours, or 6 hours, all set on a scenic multi-terrain trail near Kerloch Hill and Fetteresso Forest. The event encourages b..

The Exmoor Running and Walking Festival is a vibrant celebration of outdoor activities set in the breathtaking Exmoor National Park. This festival combines the historic Exmoor Perambulation and the Man vs Moor events, offering a variety of challenges for both runners and walkers. Participants can en..