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 2385 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 14 kilometre fell race with 1,065 metres of ascent visiting Wetherlam, Swirl How and the Old Man of Coniston. Navigation is by map and compass only and entrants must have fell running experience.

A 10-mile BM fell race across Saddleworth moorland with 1700 ft ascent, mandatory full kit, a safety cut-off, and a post-race Cake Competition offering prizes for best decoration and taste.

A guided morning trail run of about 10 km through bluebell carpeted woods in the Chiltern Hills near Tring. Participants are grouped by ability and led by run leaders; facilities include bag storage and a nearby cafe and dogs may join with..

A trail running event in Exmoor National Park offering five coastal and inland routes from 5 km to 56 km, outposts with snacks, a plastic-free water policy and recommended mandatory kit for longer distances.

Marked and marshalled trail races in Staveley across 5k, 10k and half marathon routes that use valleys, fells and mixed underfoot surfaces. The event village includes food stalls, live music and race commentary.

A hilly 3.75 mile cross country race at Mapplewell Meadows Farm, Barnsley, run on mostly grass with some gravel and possible muddy sections. Entries are limited to 150, with prizes across age categories and a corporate team trophy.

Experience the scenic trails and woodland paths of Hampstead Heath in this annual charity event featuring chip timed races and a community fun run with views of the London skyline.

Experience an off road five mile race through the picturesque North Wessex Downs. Follow woodland tracks and rural footpaths on a course starting in Hurstbourne Tarrant with all proceeds supporting local charities.

An annual 20 km hill race in Strathyre, Perthshire, with over 5000 ft of ascent that reaches the summits of Ben Each and the Stuc a' Chroin. The event includes a licensed bar and a free ceilidh after the race.

A primarily off-road 5.6 miles (9k) race around the Pad near Neilston, starting and finishing at the Neilston Show Field. The route features road, path, trail and muddy sections with a short steep climb, entrants must be 16 or over.

Experience a traditional fell race in the scenic Lake District with the Storth Stampede. This event features a nine kilometer senior course and dedicated junior races for younger athletes looking to test their skills on the hills.

An adult obstacle course at Knockhill Racing Circuit offering 5 km and 10 km routes across hilly, muddy and wet terrain. Registration is online only and a signed waiver and wristband are required for participation and to receive a medal.

A single entry that covers four Centurion 100 mile races between 2 May and 18 October 2026, organised by Centurion Running. The combined entry is full and the minimum age for entry is 20.

A 5 kilometre obstacle course at Stoneleigh Park on 02 May 2026 with climb crawl and slide challenges. Minimum fundraising target is £50 and the event is not suitable for wheelchair users.

A muddy 5k obstacle course at Lydiard Park on 02 May 2026 that mixes tarmac and woodland trails with climbs, crawls and slides; participants must be 13 or older and there is a minimum fundraising target for Cancer Research UK.

A Pretty Muddy 5k obstacle course at Coopers Field, Bute Park on 02 May 2026 where participants climb, crawl and slide to raise funds for cancer research. The event has a £50 minimum fundraising target and is for ages 13 and over.

Cwmdu is a 15.9 km fell race near Crickhowell with 920 m of climb over Pen Tir and Mynydd Troed. The route requires navigation and mandatory kit; entry fees include tea and cakes.

A Backyard Ultra on private wildlife trails at Chilton Manor Farm with fields, woodland and a high point at Bugmore Hill Trig Point offering views across the South Downs. The loop returns to an event camp with signage from nearby towns.

The Bristol Backyard Ultra will take place in Filton from Saturday 2 May 2026 to Monday 4 May 2026. You can run 7 kilometers.

Tempo Trail Races in Ilmington on 3 May 2026 features 100K, new 50K, marathon, half marathon and 10K trail distances with feed stations, baggage support and a tracker for the ultras.

Add Event
Help us complete the calendar!
  • Distance is at least 5 km
  • Event has a website or Facebook page
Website
Optional: Please provide your e-mail address if we may contact you.
Report a change
We will only update the data if the information is also on the website.