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 1337 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 Thursley Common on a guided 10km trail run, a notably flat route with a scenic boardwalk and plenty of birdlife and dragonflies. Enjoy a friendly group atmosphere with kit to try and optional post run refreshment.

Run 27 miles from Plynlimon to Caersws in this scenic MTC Hafren Ultra, climbing to the source of the River Severn before following the riverside path back. Expect remote mountain trails, checkpoint support and stunning Welsh views.

The Black Rocks Fell Race on 8 July 2026 is a scenic 9.9 km run with 250 m of climb, featuring a mid race ascent past the dramatic Black Rocks. Mostly on good trails, it starts and finishes at Cromford Meadows for a lively local challenge.

Run the Severn from source to sea in a five day, approximately 220 mile multiday ultra along the Severn Way. Split into five stages with finisher medals that form a jigsaw, this challenging route rewards navigation skills and grit.

Run a scenic 10 km trail around Wheelbirks Parlour in Stocksfield, with forest tracks, river crossings and challenging climbs. Finishers get an eco medal and wild flower seeds and can cool down with ice cream at the parlour.

Take on the MTC Severn Plod Ultra, a scenic 48 mile point to point ultramarathon from Mid Wales to Shrewsbury, weaving along the River Severn and Breidden Hills. Expect rugged trails, navigation challenges and great views.

Saint Cuthbert's Way Ultra The Saint Cuthbert's Way Ultra is organised by Trail Outlaws and is based at Wooler Youth Hostel, 30 Cheviot Street, Wooler, Northumberland, NE71 6LW. The event follows Saint Cuthbert's Way, a long-distance walkin..

Take on a scenic 10K through woodland, meadows and rolling trails at Coombe Abbey Park near Coventry on 10 July 2026. Racecheck Gold rated with rave reviews, this undulating trail run offers on course drinks and eco friendly finish options.

Take on the 59 mile Severn Path Ultra from Shrewsbury to Worcester, a scenic point to point run through riverside towns and woodland. Now in its 10th year, finishers earn a bespoke medal and a true test of endurance.

Hope Trail Festival at Newnham Park in July offers 12, 24 and 36 hour looped endurance races on a scenic 5 mile trail. Camp, enjoy food stalls and live results while chasing bespoke medals, trophies and the 100 mile buckle.

Take on Snowdon in a 24 hour ultra where runners try to ascend and descend Yr Wyddfa as many times as possible. UTMB indexed solo options from 50 km to 100 miles offer a raw test of endurance amid dramatic Eryri scenery.

Explore the stunning Black Mountains with distances from a half marathon to 50 miles across mostly trail terrain. Self navigation with GPX, trackers and full aid makes this a bold yet well supported trail challenge.

Run scenic north Cornwall coastal trails at the Summer Sunset Half and Long 10, choosing a half marathon or long 10 challenge. Support Cornwall Air Ambulance; all finishers get a medal and can request a personalised bib.

The Spitfire Scramble is a unique 24-hour multi-terrain relay or solo race held at Albyns Farm, London Borough of Havering. Participants can run solo or in teams of two to eight, tackling a 5.75-mile lap repeatedly through day and night. Th..

Enjoy scenic trails through the Shropshire Hills at The Piece of Cake Trail Run in Carding Mill Valley, with 10K, half and full marathon options. Post run treats and a cake competition add a sweet finish to this countryside challenge.

Race to the Stones runs along The Ridgeway, Britain’s oldest footpath, ending at Avebury Standing Stones. In 2026 it offers 50 km and 100 km distances, either non-stop or split over two days, with a ~25 hour cut-off, on 11–12 July. Runners..

The Lakeland Trails Ultra will take place in Ambleside on Saturday 11 July 2026. You can run between 14 and 100 kilometers.

Event overview Sithee at Slawit Again is a trail running event organised by Its Grim Up North Running in Slaithwaite, Huddersfield. The race starts and finishes on the canal near the village and is licensed by the Trail Running Association...

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.

The MTC Severn Way Ultra is a scenic 57 mile point to point ultramarathon along the River Severn, from Worcester to Stonehouse on 11 July 2026. Enjoy flat terrain, riverside views and friendly checkpoints as you tackle a classic ultrarun.