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 1575 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.

Explore local trails by head torch on a guided 10 km night run from Milngavie, winding along the Clyde Coastal Path and parts of the West Highland Way. This friendly social run is led by an experienced guide who keeps the group together and..

Join KNC 7 on Thursday 20 November for a MapRun Street O along the Isle of Sheppey coast from Little Oyster Car Park, Minster on Sea. Tackle a 60 minute score with 31 virtual controls and enjoy an optional Apres O nearby.

Run a torchlit 10K through Salcey Forest under Petzl Night Trails: a flat, fully marked two lap course on crushed stone with some mucky sections. Torches required; cafe, toilets and canicross available.

Explore the Cornish coast on a guided training weekend from Holifield Hostel with three scenic runs, including a night run. Ideal for Arc of Attrition prep or anyone seeking coastal trail training, with accommodation and meals included.

Tackle the Peak District in Ranger Ultras Peak District South & North, a two day trail event from Edale through scenic White Peak and rugged Dark Peak. Choose a single stage or the full 93 km challenge with on course support and finishers m..

Tackle the classic Sale Fell Race on 22 November 2025, a brisk 3.7 mile fell run with about 900 feet of climb across marked paths to a marshalled summit. Pre entry for seniors, junior races on the day, friendly prizes and tough terrain.

The Hardwolds 80 is an 80 mile trail along the Wolds Way from Hessle to Filey, passing chalk valleys, wildlife areas and quaint villages. Tackle the course in 24 hours for a scenic, spirited test and a finisher medal and T shirt.

Experience moonlit trail running under headtorch on a scenic 10 km loop at Moors Valley Country Park, with the choice of one, two or three laps. Enjoy fluorescent markers and a Trees Not Tees option to plant a tree instead of a medal.

Experience the Kendal Skyline Ultra 50 km route with 900 m ascent through limestone escarpments, castles and river trails, finishing at Kendal Mountain Festival Basecamp. The 2025 edition is sold out.

Join the adidas TERREX Kendal Trail Run in Kendal on 22 November 2025 for a scenic 10 km with 250 m of climbing, cobbled descents and sweeping views over Morecambe Bay. This community focused not for profit event supports Kendal Mountain Re..

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Run the Maravan Half at Haven Thorpe Park, a flat four lap multi terrain around the holiday park. Limited places and bespoke medal plus goody bag make this intimate race ideal for fast times or a scenic autumn run.

The Cardinham Twilight 5 & 10 Mile will take place in Cardinham on Saturday 22 November 2025. You can run between 5 and 10 miles.

Enjoy a scenic, flat coastal run at the Bournemouth Coastal TEN, choose 10 mile or 10 km along Hengistbury Head and Boscombe Pier. Chip timing, a finisher medal and post race refreshments make it a perfect seaside challenge for all abilitie..

NSCCL Round 3 heads to Parkhall Country Park on 22 Nov 2025 for a lively cross country league race with team and individual scoring. Races for all age groups from Under 11 to Seniors, entries open until 21 Nov.

A scenic but challenging 9 km fell race around reservoirs and hills of the South West Pennines from Marsden Cricket Club. Expect boggy ground, 313 m of climb, a flagged marshalled route, minimum kit and hot food at the finish.

Join the Dark Dart Dash for a fun night trail at Dartington Hall with 1K to 10K races, kids events and canicross options. Enjoy post race food and drinks at the Green Table Cafe while supporting a new playground.

Explore Burghfield Common with Berkshire Orienteers on 22 November 2025, choose from five forest courses for all abilities with SI chip timing. Newcomers welcome; short walk to the start with a manned road crossing and bring water.

Join the Smurf Run Wales at Dare Valley Country Park, a scenic 7 hour challenge where you choose your laps. From 3 km to marathon and ultra distances, enjoy on course refreshments, vegan options and a goody bag.

Take on a classic Lake District fell run on Sat 22 Nov 2025 in Nether Wasdale. The 10.6 km course climbs 518 m offering rewarding views and a good challenge with on the day entry and soup and bread at the finish.

Join a guided 30 mile trail run from Haslemere, Surrey along the Serpent Trail with stunning South Downs views. A friendly group run led by an experienced ultra runner and coach, ideal for first time ultras and seasoned trail runners.