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 1656 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 the wild Northumberland hills at the Saint Cuthbert's Way Ultra in Wooler, with UTMB qualifying 100KM and 45M distances. Fully way marked route includes a tide race section, stocked checkpoints, recce runs and live GPS tracking.

Run the Summer 10K at Coombe Abbey Park in Coventry on 10 July 2026, a two lap scenic route through woodland and meadows. Finishers can choose a medal or a tree token and help plant a tree.

Tackle a 57 mile point to point ultramarathon following the scenic River Severn from Worcester to Stonehouse on 11 July 2026. Mostly flat terrain with checkpoint support and GPX navigation recommended for overgrown sections.

Take on the Black Mountains from Longtown Hall on 11 July 2026 with self navigated trail options from 13 to 50 mile, chip timing and checkpoints. Camping, food, trackers and medical and physio support ensure a safe, well catered weekend.

Run through the wild beauty of Eryri at the Snowdonia Trail Marathon in Llanberis, with distances from 10K to a 57 km ultra offering panoramic climbs and rugged trails. Enjoy a lively event village, chip timing, and support on course.

UTMB Index

Take on Snowdon in a 24 hour ultra from Llanberis, climbing and descending Yr Wyddfa as many times as you can. Solo or team relays, a lively event village and the chance to fundraise for Cancer Research Wales.

Sithee at Slawit Again is a scenic but testing trail run from Slaithwaite along the Huddersfield canal, including a 3.5 mile tunnel under the Pennines. Bring a reusable cup as stations are provided and finishers receive a bespoke medal.

Discover Lakeland Trails Ultra in Ambleside, Lake District, offering trail runs from a scenic 14k to a testing 100k across Lakeland terrain. Start and finish in Rothay Park with an event village, food stalls, traders and live music.

Run the iconic Ridgeway at Race to the Stones with 100 km non stop, 100 km over two days or a 50 km option. Take in ancient landmarks like the Uffington White Horse and finish beneath Avebury Standing Stones with full pitstops and support.

Run the Summer Sunset Half or Long Ten along the stunning north Cornwall coast path between Perranporth and Crantock. Enjoy sunset sea views, feed stations, free photos and charity support as you race the evening light.

Explore 12 charming parishes on off road circular routes from Hallow, choosing distances from 10 to 40 miles. Waymarked paths, checkpoint support and a hot finish make this a friendly challenge for walkers and runners.

Explore the Shropshire Hills at The Piece of Cake Trail Run in Carding Mill Valley on 11 July 2026, with 10 km, half and full marathon options. Marked routes, finishers medals and a fun cake competition await.

Take on the British Championship Hill Race at the Alva Games in Scotland. A short 2.5 km course climbs 365 m through steep slopes, gorse and muddy gullies, with junior and senior categories for a proper hill running test.

Join the Otter Rail and River Run for a scenic off road 10 km or one mile family run along riverside paths and woodland. Community event raising funds for the village playing field with finishers receiving a local memento.

Fellrunner at Wasdale on Sat 11 Jul 2026 is a classic Lake District 34 km fell race with 2750 m of climbing, testing stamina across rugged terrain and spectacular mountain scenery. Pre entry only and field limited to 250 runners.

Take on the New Embsay Fell Race on Sat 11 Jul: a punchy 2.5 mile course with 195 m of climb through the Yorks Dales. Part of the village fete, enjoy entertainment and refreshments and easy on the day entry for a fun community challenge.

Join the Charlesworth & Chisworth Carnival Fell Race on 11 July 2026 in the Peak District for a punchy 5 km course with 180 m of climb that rewards grit and speed. Family friendly with junior races and low entry fees for a lively summer run..

Run the Chiltern Hills on chalky singletrack through ancient beech woodland and ridgelines, with punchy climbs and rewarding views. Multiple distances welcome challengers and casual runners for a scenic, well supported trail day.

Run the Eight Stations Ultra, a scenic 50K from Whitby to Pickering that follows the railway and visits eight stations. Partly self navigational and fully live tracked, runners have 13 hours to finish.

Run the Norfolk Festival of Running at Bawsey Country Park on 12 July 2026 with distances from 5k to ultra on scenic sand, gravel and grass trails. Limited to 100 places with virtual entries and a bespoke finisher medal.