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 2183 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 event at Telscombe Playing Fields on 28 June 2026 featuring a 10 km race and a junior fun run across bridleways, the South Downs Way and Greenwich Meridian Trail, with medals, photos and finish refreshments.

A series of certified races on the traffic free Tarka Trail near Barnstaple, featuring measured 10 km up to 50 km distances plus family Colourburst runs and two tunnels along scenic rivers and woodlands.

A coastal running event at Woolacombe on 28 June 2026 offering marathon, half marathon and 10K distances with chip timing, on-course support, a race village with merchandise and fundraising to benefit North Devon Hospice.

A Half Marathon at Box Hill Fort (Tadworth) on 28 June 2026 with more than 3000 feet of ascent and descent. The route runs mainly on rough tracks and offers views over the North Downs, the Mole Gap, Denbies Vineyard and Dorking.

A community 5 km off-road fun run and walk on Therfield Heath, Royston, held to raise funds for Teenage Cancer Trust. The undulating course is two laps over grass and trails and entry is limited.

A chip timed, approximately 10 km race through the private Mulgrave Estate with coastal views and a start and finish at Mulgrave Castle. Proceeds support Mulgrave Community Sports Association and each finisher receives a bespoke memento.

A 5.3 miles off-road trail race around Ashridge Woods on 28 June 2026, organised by Aldbury Sports Club with National Trust permission. Water and finish refreshments are provided and entry fees differ for affiliated and non affiliated runne..

MacTuffX Dundee on 28 June 2026 is a functional fitness race at the Regional Performance Centre combining ten Xercises with repeated runs. Entry options include solo, doubles and five-person relays, and a LITE weight division is available.

A Category C long hill race of 43 km along the historic Lairig Ghru drove road, rising to 835 m between Braemar and Aviemore. Online entry is £25 and net proceeds support the Cairngorm Mountain Rescue Team.

North Downs Run is a multi terrain 30 km race through the Kent countryside on Sunday 28 June 2026. Entries are open with online entry closing 14 June; fees are £38 affiliated, £40 non affiliated and £45 on the day if places remain.

A team relay along The Ridgeway national trail covering 86.5 miles from Ivinghoe Beacon to Overton Hill near Marlborough. Ten legs traverse off road hilly terrain, with specific gender leg rules and teams providing their own support.

A guided 10 km trail run at High Lodge in Thetford Forest on 28 June 2026, led at a conversational pace with groups set by ability; entry costs £12.50 and parking is charged at £4.

A family friendly off road running event in Damerham offering 5km and 10km routes plus a children’s colour run. Fully marked countryside courses with medals, trophies, on-site parking and food stalls.

Pretty Muddy 5k at Blackheath Common on 28 June 2026. A grassy obstacle course with staggered wave starts, marshals on the route, toilets and refreshments available, and a minimum fundraising target of £50.

Pretty Muddy 5k at Victoria Park Warrington on 28 June 2026 is a flat mud obstacle course over grass and tarmac with staggered wave starts; participants must be 13 or older and the event supports Cancer Research UK fundraising.

A club-organised 7 mile trail race around Trawden, passing the foothills of Boulsworth and through Wycollar. The course is about 11.3 km with 450 ft of ascent and is held at Trawden Recreation Ground under UK Athletics rules; entry £10.

A guided Dartmoor trail run of about 10 miles exploring Holne Moor and Ryder's Hill, with an optional swim at Sharrah Pool if conditions allow. Steady-paced, kit recommended includes trail shoes, waterproof and a change of clothes.

The Double Dipdab 2 will take place in Llywel on Sunday 28 June 2026. You can run between 7 and 5 miles.

A community running day at Bromyard Rugby Club featuring a chip timed 10 km, a junior 2 km for ages 4 to 15, and a non competitive fun run, with marshals, on site vendors, first aid and event insurance.

A scenic 7.5km trail loop around Alfriston with over 80 percent trail, prizes for first male and female and post race tea and cake. Entry is limited to 50 runners and facilities are at The Old Chapel Centre.

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