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 1571 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.

Take on iconic Roseberry Topping in the North York Moors on a short, steep fell race with a 2.3 km route and 217 m of climb, offering stunning views. Entry is on the day and juniors are welcome with parental consent.

Take on the Fellrunner Golf Ball in Rossendale for a gritty 8.8 km fell race with 244 m of climbing across classic Bowland terrain. Teams are welcome and post race food and drink ensure a warm community finish.

Kirkstall Rock Up n' Run is a lively summer pop up along the Leeds and Liverpool Canal offering 5k and 10k routes for all abilities. Enjoy entries on the day, a jumble medal and hot food with a beer or soft drink.

Take part in the Eyemouth Twilight 5K on 28 August 2026, a chip timed certified seaside run with Scott's Mini Fun Runs for kids. All finishers receive medals, a goodie bag and a Giacopazzi's gelato.

Enjoy scenic trail laps around Wimbleball Lake on off road routes with water views and a friendly festival atmosphere. Choose 5K or 10K courses with run and canicross options, finisher medals and pro timing.

Join an early evening 8 mile or 4 mile trail run through the picturesque grounds of Newnham Park in Plympton on 28 August 2026. Canicross runners welcome and proceeds will support Bowel Cancer West.

Explore the Yorkshire Dales with the Punk Panther Dales Dazzler, a trail event from Skipton offering distances from 13 to 50 miles through iconic scenery like Malham Tarn and Grassington. Expect challenging climbs, staffed checkpoints with..

UTMB Index

Tackle scenic Cambrian Way into Cardiff with two point to point ultras of 33 or 44 miles through woodlands and fells to a finish near Castell Coch. Organised by Ridge Runners, the community event offers aid stations and food.

Epic 130 mile point to point along the Leeds and Liverpool Canal from Liverpool to Leeds on 29 August 2026. Run scenic towpaths past Burnley Embankment and the Bingley Five Rise with crew support allowed and a 40 hour limit.

The 2 Islands Half Marathon returns in 2026 alongside the Berneray 10K. Tackle one or both races and soak up the stunning island scenery and friendly community atmosphere.

Run the Highland Fling Ultramarathon: a scenic point to point 53 mile (85 km) trail from Milngavie to Tyndrum through Loch Lomond and the Trossachs. Live chip timing, luggage transfer and a festive finish await.

Tackle the Ochil 2000s fell race in Central Scotland, starting from Stirling University for a challenging 32.7 km route with 1646 m of climb. Expect tough trails, big views and fierce club competition on Sat 29 Aug 2026.

Join the Arnison Crag Horseshoe fell race in Patterdale on Sat 29 Aug 2026, starting at King George Playing Fields as part of Patterdale Dog Day. A steep 5 km with 300 m climb, entries on the day £5, minimum age 14.

Take on the Weardale Agricultural Show Fell Race on 29 August 2026 in St John's Chapel. A lively 4 km fell run with 120 m of climb across classic upland terrain, plus fun junior showground races and easy entry on the day.

Join this lively fell race at Bellingham Showfield as part of the country show, tackling 4 miles with 600 ft of climb across classic Northumberland terrain. No pre entry required; runners aged 16 and over can sign up on the day.

Tackle a classic Pennines fell race in Pendleton on 29 August 2026. The 8 km course packs 457 m of ascent across rough terrain, with on the day entries and homemade cakes and a cosy village pub to reward you.

Tackle the Tripsdale Trot on 29 August 2026 at the Bilsdale Show in Chop Gate. This 5.5 mile fell race through the North York Moors climbs 1437 ft and has a junior fun race alongside. Entry is on the day.

Join a seven hour timed event on a scenic trail along the River Wear with glorious views of Durham Cathedral; run or walk as many laps as you like from 3 km up to ultra distances. Limited to 300 entries with a friendly festival vibe.

Join the Nottingham Running Festival at Colwick Park for fast, flat lakeside and racecourse routes with a half marathon, 10K, 5K and junior race. Enjoy chip timed results, themed medals, free photos and an event village while supporting Not..

Tackle a scenic trail 10K or half marathon through Alexandra Gardens with distant views of Windsor Castle. Chip timed results, free race photos and a lively event village make this a great day out for runners and supporters.