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 1790 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.

Join a guided 30 mile noncompetitive group run from St Martha's in Guildford along the North Downs Way through the Surrey Hills, passing Denbies and Box Hill. Led by an experienced coach, the run includes a cake stop and suits runners used..

Tough fell race at Wasdale Head on 10 October 2026, 3.8 km with 700 m of climb offering thrilling, steep terrain and stunning views. Entry on the day makes it perfect for last minute racers; sensible waterproof kit required.

Run 57 miles point to point from Glasgow Riverside Museum to Edinburgh Athletics Track, passing the Falkirk Wheel and the Antonine Wall. Live GPS tracking and just 750 spots make this an iconic long distance challenge.

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Take on the Kent Downs Ultra with 50 km, 25 km or 10 km looped routes through scenic North Downs past Leeds Castle. Staffed aid stations, a picnic at halfway and on site camping make this a perfect weekend challenge.

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Explore historic Stirling at the William Wallace Running Festival on 10 October 2026, with mixed terrain routes past Stirling Castle and the Wallace Monument. Distances suit all runners from a fun mile to 50 km and 70 km ultras with relay t..

Explore Devon's stunning coast and Dartmoor with the South Hams Ultra this October 2026, offering 100 mile, 44 mile and marathon trail options. Expect tidal and ferry crossings, rugged terrain and big views for runners seeking a true advent..

Suffolk Coastal Trail Run in Dunwich offers four distances across forest, moorland, grass and beach on a surprisingly fast, flat Endurancelife course. Enjoy marked routes, electronic timing, a finishers medal and coastal scenery.

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Tackle 32 miles (50 km) of trails in the Cambrian Mountains around Lake Vrynwy with sweeping views toward the Shropshire Hills and Snowdonia. Limited to 100 runners, the Loop Ultra is fully marked and supported and offers camping, food, liv..

Take on the wild Mourne Mountains at SkyRun the Mournes on 10 October 2026, with three scenic yet demanding skyraces from 20km trail to 50km ultra. Entries are open for a day of rugged peaks, big views and mountain running camaraderie.

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Tackle the classic Langdale Horseshoe fell race on Sat 10 Oct 2026 in Great Langdale, Lake District. Covering 21 km with about 1450 m of ascent, this tough but scenic race rewards strong hill skills and pre entry is required.

Take on the Bennachie Ultra Marathon, a scenic yet demanding 50k across Bennachie peaks with over 5000 ft of climb on trails and moorland. Limited pre entry places make this October classic a must for experienced trail runners.

Tackle chalk climbs, ridgelines and singletrack at Beat Box Hill, with distances from 21k to 50k and charity places. Marked routes, marshals, chip timing and a finish village with food and a themed medal await.

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Tackle 55 km through the Forest of Dean, from ridges and dense woodland to the River Wye and Symonds Yat viewpoint. Technical single track and riverside sections offer scenic challenge and there is a canicross category.

Tideswell Terminator is a Peak District fell race on 10 October 2026, covering 9.1 km with 283 m of climb across scenic hills. Pre entry only, age 18 plus, this short course is a bracing test for fell runners.

Enjoy a 7 hour timed trail on a generally flat loop along the River Wear with stunning Cathedral views in Durham. Choose distances from 3 km up to ultra and 50 km with aid stations, vegan options, medals and goody bags for finishers.

Run the Sheffield TenTenTen at Endcliffe Park, a lively mixed terrain 10k through grass, paths and woodland that welcomes all abilities. A 2.5k fun run invites kids and families for a friendly, accessible day of outdoor running.

Enjoy an autumn run through the woodlands of Cannock Chase with 5K, 10K, half marathon and junior options on scenic forest trails. Expect friendly marshals, an event village, a themed medal, free photos and post race goodies.

Take on the scenic Twin Peaks & Ras Consti in Aberystwyth, with a testing 11.7 kilometre senior route over Pen Dinas and Constitution Hill. Starts and finishes on the promenade with great views, cafes and family friendly junior races.

Run a scenic trail half from Housesteads Roman Fort along historic Hadrian's Wall to Hexham, finishing by the River Tyne. Enjoy stunning views plus a finisher T shirt, medal and snack, with shuttle bus options to the start.

Choose a scenic 10k or shorter 5k through the Chiltern Hills around Frieth, combining woodland paths and country roads. Expect rolling climbs and panoramic views for a rewarding, hilly challenge for road and trail runners.