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 2375 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.

A 100K trail race on an anticlockwise loop of the Chiltern Hills, starting and finishing in Chesham and passing The Ridgeway, Ashridge Estate and other landmarks. Fully marked with open GPS tracking and organised support at aid stations.

Trail ultra in Sherwood Forest offering 30 mile and 40 mile loops that pass Thoresby Estate, Creswell Crags and Welbeck Estate. The course is fully marked, has aid stations and provides finisher medals.

Timed endurance races on the Formartine & Buchan railway between Maud and Auchnagatt, with 12-hour and 6-hour options. Entrants aged 20 or older aim to cover maximum distance to qualify for medals and category prizes.

Run 24 hours along Offa's Dyke National Trail from Prestatyn on May 9 2026. Solo and team entries offer a continuous coastal to countryside challenge with staffed checkpoints and a finishers medal to mark your achievement.

A point to point 50 km ultramarathon from Horsham to Brighton seafront on 9 May 2026, featuring multi terrain trails, four feed stations and a 9.5 hour cut off. Individual and two runner relay entries are offered with team prizes.

A 10 hour loop race on Mynydd Troed with steep climbs, technical descents and marked clip stations. Open to solo runners, pairs and teams of four, with mandatory kit and a strict 10 hour cutoff.

Three trail distances in Suffolk including 50 km and 50 mile ultras plus a full trail marathon, finishing at Nicholas Everitt Park. Entries include checkpoint food, GPS tracking, a medal and prizes for top finishers.

A two day trail running festival at Deene Park Estate near Corby offering three challenges across multiple distances, including a combined 56.1 km Quest. Entries include finisher medals and the weekend features on-site entertainment.

A point to point 50 miles from Taunton to Minehead with a very flat first half and an undulating coastal second half, six aid stations and a 14 hour cut off.

A 50 mile trail ultramarathon on coastal and upland terrain around Minehead with about 7,337 ft of ascent, six aid stations and a 16 hour cutoff. It is a cupless race with GPX navigation provided.

A 100 mile point to point race across Somerset on 9 to 10 May 2026 combining the Flat 50 and Hilly 50 routes, with a 32 hour cut off, 13 aid stations and cupless aid so runners must carry bottles.

Trail races at Martinhoe on 9 May 2026 offering 10K, half, marathon and ultra routes across moorland, woods, cliffs and coast. Part of the Endurancelife season with points contributing to the Season Leaderboard.

A trail race of 33 miles following much of the Chesterfield Round Walk across moorland, woodland, reservoirs and farmland. The course is largely unmarked and comes with GPX route notes, staffed checkpoints and medical cover.

Goring Gap Trails offers ultramarathon, half marathon and walking distances near Reading on 9 and 10 May 2026. The TRA licensed event includes affiliated and unaffiliated entry options and on site camping.

A Welsh trail event offering a 100-mile loop from Abergavenny and a 100 km route from Talgarth to Abergavenny, both following Offa’s Dyke, Cambrian Way and Beacons Way across mountain terrain.

Canicross at Dodd Wood on 9 May 2026 with two marked, chip timed loops and views over Bassenthwaite Lake. Choose an 8K route with 370 m ascent or a 5K route with 210 m ascent; two dogs per runner are allowed on wide sections.

Three circular challenge routes of 26.2, 23 and 18 miles around the Colne Valley near Marsden. Entries are by SIEntries with a 150 person limit and include checkpoints, refreshments and a finish meal.

A 55 mile circular trail on 09 May 2026 with 7,450 ft of ascent around Glenshee, mostly off road across forest trails and open hillside. The route finishes at Gulabin Lodge and the event is an UTMB Index Qualifier.

A multi-distance running event at UCLAN Sports Arena in Cottam on Saturday 9th May 2026, using a 5K loop on the canal towpath and through Haslam Park. Distances range from 5K to ultra, with a six hour limit for the ultra.

A timed 20k coastal trail from Portreath beach to Perranporth with one stocked checkpoint, finisher medals and awards for the top three men and women. The event raises funds for Man Down Cornwall and has an optional return minibus.

Add Event
Help us complete the calendar!
  • Distance is at least 5 km
  • Event has a website or Facebook page
Website
Optional: Please provide your e-mail address if we may contact you.
Report a change
We will only update the data if the information is also on the website.