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 1874 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.

SkyRun Eryri in Rhyd-Ddu, Eryri/Snowdonia stages four mountain races from 16 km to 55 km on 15 August 2026, with large elevation gains, aid stations and a mix of ridgelines, scrambling and technical trails.

Join the Rusland 5, a scenic fell race across Rusland Showfield in the Lake District featuring a 4.8 mile route with 310 m of climb and shorter senior and junior options. Race entry is free; the show costs £5 and accepts entries on the day.

The One Fyne Night will take place in Bridgwater on Saturday 15 August 2026. You can run between 5 and 10 kilometers.

On 16 Aug 2026 The Black Bull 15 offers a 15 miles trail run and a 15 km social hike near Chelmsford. The event marks the organiser's 20th anniversary and will donate £2 from entries to a charity to be confirmed.

A multi-distance running event in Bath that routes through two long, lit railway tunnels and finishes at Brickfields Park; proceeds partly support Sustrans and ticketing for this edition is sold out.

Trail runs take place across the private Lambton Estate in County Durham with 5, 10 and 15 mile options. The event is canicross friendly, uses live chip timing and includes a finisher medal and on-site parking.

Take on the CBTE Morland Half Marathon, a 13.65 mile trail through the scenic Eden Valley near Penrith. Partially self navigated with mixed off road terrain, it rewards finishers with a medal and a t shirt.

Tidal Trails is a lively beach and trail running festival in South Shields on 16 August 2026. Enjoy sand and grassy Leas routes, family friendly races, a barefoot Super Sand Sprint and a seaside event village with music, food and fun for al..

Henfield Half Marathon on Sunday 16 August 2026 uses an off road, scenic course along riverbank and a disused railway from Henfield Leisure Centre, with onsite changing facilities, parking and medals for finishers.

Take on the Piethorne Fell Race on Sun 16 Aug 2026: a 10 km test with 275 m of climb across the scenic South West Pennines. Starts at the Bulls Head in Newhey with cash prizes for record breakers and both pre entries and on the day entry.

Join the Keswick Sports Fell Race in the Lake District on Sun 16 Aug 2026 for a punchy 3 mile, 290 m climb course from Fitz Park Cricket Pavilion. Entry on the day and juniors welcome with big prizes for record breakers.

Ribble Runfest on Sunday 16 August 2026 is a multi distance running event in the parklands of central Preston. Routes include 10 km, half marathon, marathon and an ultra, with aid stations, course signage and a bespoke finisher medal.

Challenge yourself on the Sedbergh Hills fell race: 14 miles across scenic Yorkshire Dales with roughly 6000 ft of climb, testing endurance and navigation. Pre entry only via SI Entries; post race prizegiving and running camaraderie await.

Take on the Fellrunner on Sunday 16 August 2026 in Crowden in the Peak District, a testing 12.9 km course with 518 m of climb across wild moorland and open fell. Pre entry and on the day entry available; open to runners aged 18 and over.

Join Scarborough AC for an 8.6 mile fell race across the North York Moors, featuring 475 m of climbing and sweeping moorland views. Entry on the day makes this a great spontaneous stop in the Dave Parry Esk Valley summer series.

A trail half marathon through North York Moors on 16 August 2026, featuring forest tracks, heather moorland and repeated ascents of Roseberry Topping. Places are limited to 50, there is a five hour cut off and mandatory kit is required.

A multi-distance running festival on 16 August 2026 in Southampton Common featuring 5K, 10K, a half marathon and junior races set on laps through woodland, ponds and parkland with marked kilometres and marshals.

Tackle a classic Lake District fell race from Maggs Howe, Kentmere with a punchy 6 km course and 400 m of climb to test strength and navigation. Entry is on the day only and runners should bring waterproofs, hat and gloves; parking is limit..

Tackle the Hawkshead Show Fell Race in the Lake District a scenic 7.8 km with 244 m of climb through classic Lakeland terrain. Entry is on the day with show admission; seniors 17 plus and children's sports take place on the field.

Challenge yourself on the Pilgrims Cross Fell Race across the West Pennine Moors, a scenic but tough 10.7 km with 390 m of climb. Entry is on the day only with a small fee, and the race features in the Rossendale midweek series.