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 1447 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 Active Fakenham Town Centre 5k is a vibrant running event held in Fakenham as part of the Easter Sunday Funday festivities. Open to runners and walkers of all ages and abilities, the race features a scenic circuit through the town center. Participants can choose between a 5k run and a 1k fun run..

The Lochore Meadows Easter Trail Race is a scenic running event taking place on Easter Sunday, April 20, 2025, at Lochore Meadows Country Park. Participants will navigate a two-lap course of approximately 4 to 4.5 miles, featuring trails and woodland paths, with potential muddy sections. Every finis..

The Mortimer 10km is a trail running event set in the picturesque Berkshire village of Mortimer. This multi-terrain race features a scenic two-lap course that winds through beautiful woodlands, utilizing footpaths and bridleways. The event is dog-friendly, offering a canicross entry option for parti..

The Springfield Striders Easter Monday Trail is a self-navigation trail race taking place on April 21, 2025, as part of the Easter Eggstravaganza Trail Series. The event covers approximately 6 miles and is open to participants aged 16 and over. Limited to 150 entries due to parking constraints, the..

The Beaconsfield 5 Trail Run is a 5-mile trail race held at the Hall Barn Estate in Beaconsfield, Great Britain. Organized by Burnham Joggers, the event takes place at the Beaconsfield Rugby Club and features a scenic course around the estate. Participants must register in advance, and the race is s..

The West Wight 3 Hills is a scenic running event taking place on April 21, 2025, at the West Wight Sports Centre in Freshwater. This 8-mile race features an undulating course with approximately 900 feet of ascent, showcasing beautiful landscapes including Golden Hill Fort and Tennyson Down. Particip..

The EBOR Summer Evening Series 2025 is a series of six orienteering events held in York's urban and parkland areas. Designed for all ages and skill levels, the events feature courses ranging from beginner to experienced, including long, short, and beginner options. Races are suitable for newcomers a..

The Thames Ring 250 is an iconic 250+ mile race that takes participants on a challenging loop from Goring along the River Thames into London, then up the Grand Union Canal and down the Oxford Canal back to the Thames. First held in 2009, it is known for its difficulty, with a high DNF rate. Runners..

The Clowbridge 5k is a trail running event set around a scenic route off the Pennine Bridleway. It is part of a three-race Spring Series, taking place on consecutive Thursdays: April 17, April 24, and May 1, 2025. Open to participants aged 11 and older, the course features a fast and flat layout wit..

EpicTrails - Mugdock and Craigallian Trails 8km is a social trail run around Mugdock Park and Craigallian Woods, designed for runners capable of completing a 10km road run in under 60 minutes. The event features approximately 8km of muddy, scenic trails, with a focus on safety, camaraderie, and enjo..

Barlaston Ups and Downs is part of a popular Spring Treble series of trail races held over three consecutive Thursday evenings in April. The event features a challenging off-road course of approximately four to five miles, set in the scenic Staffordshire countryside. Runners of all abilities are wel..

Slieve Martin is an exciting running event taking place in Kilbroney Forest, featuring a challenging 8km course with a 500m climb on forest paths and open mountain terrain. This race is part of the 2025 Hills and Dales series and is designed for participants aged 15 and older. The event encourages r..

The Viper 5 Mile Trail Run (Spring edition) is an annual running event designed for participants over 18, featuring a scenic trail route. This self-sufficient race encourages runners to bring their own water and provisions, as well as to prepare for varying weather conditions. The event has a limite..

Highland Kings is a premier ultra-marathon event that spans four days and covers 120 miles of Scotland's breathtaking west coast terrain. This unique endurance race combines luxury with adventure, offering participants a world-class support crew and amenities such as gourmet cuisine, hot showers, an..

UTMB Index

The Chiltern Hills 100K is an ultra marathon set to take place on April 26, 2025, featuring a scenic route through the picturesque Chiltern Hills. Starting and finishing in Chesham, the race covers an anticlockwise loop that includes notable landmarks such as Ashridge Estate and Coombe Hill, while i..

UTMB Index

The Malvern Hills 18 Miler is a guided trail running event organized by Running Adventures, set in the scenic Malvern Hills. Participants will embark on an 18-mile journey that includes a challenging elevation gain of over 1300 meters, while enjoying breathtaking views along the Malverns ridge. The..

The Little Lifts Trail Run is an exciting running event set in the picturesque North Norfolk countryside, taking place at the Barningham Estate. Participants can choose from three distances: 10k, 20k, or 30k, all featuring single laps on varied terrain, including grass, gravel, and woodland tracks...

The Sid Valley Ring Half Marathon is set to return for its fifth year in 2025, following a scenic route that showcases the newly established Sid Valley Ring walking trail. Participants will experience an uphill start, traversing quiet country lanes and picturesque villages, including Sidbury and Sal..

The Calderdale Way Ultra is an exciting off-road running event featuring two challenging routes of 50 miles and 30 miles through the picturesque Calderdale region. The course, established in the 1970s, takes participants through scenic landscapes, including settlements like Heptonstall and Mankinhol..

The Brighton to London 100k Ultramarathon is a challenging trail race covering 101 km, connecting the cities of Brighton and London. Scheduled for April 26, 2025, the route features a mix of major trails, including the South Downs Way and Sussex Border Path, along with quieter country lanes. Partici..