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 2205 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.

Enjoy a guided 19 mile trail run through the marshes and woodlands of the Norfolk Coast Path. This intermediate group run focuses on local wildlife and scenery at a conversational pace.

The Feisty Phoenix is a flexible timed running event in Bedfordshire. Run a 5.3km loop as many times as you like on a flat course through Mowsbury Park within seven hours. With a unique 'rock up and run' start window and a no-medal entry op..

A short fell race in Haworth with a 4.8 km route and 100 m climb, based at the Sun Inn. Entry on the day is available and finishers receive a Cadbury's Creme Egg.

Wild Horse South Wales 200 is a 200-mile trail ultramarathon through South Wales. The route links historic paths like Offa's Dyke and the Beacons Way, finishing at Worm's Head on the coast. This point-to-point adventure offers a multi-day c..

Take on the Ossy Moors Fell Race in Oswaldtwistle on Wednesday 15 April 2026. This lively 5 mile fell course with about 300 m of climb weaves Bowland trails and offers on the day entry for a friendly competitive vibe.

Herod Farm Fell Race is a classic mid-week fell run. The course covers 3 miles with 1,100ft of ascent. Race HQ at Jubilee House offers parking, toilets, and post-race refreshments.

Tackle the Grisedale Grind, a steep 4 km Lake District fell race with a testing 480 m ascent that rewards gutsy climbs. Entry on the day for £7 cash, juniors welcome at Revelin Moss opposite Whinlatter Visitor Centre.

A hill race on 15 April 2026 covering 5.7 km with 380 m of ascent across Fairlie Glen and the summit plateau. Entries are limited to 150, and prizegiving with a hot drink and cake is held at Fairlie Parish Church.

A 4.5 km fell race near Telford with 247 m of climb, part of the Shropshire Summer Fell Series. Junior races for U10, U12 and U14 are held separately with free entry.

The MTC Gelert is a 47-mile ultramarathon along Wales's scenic National Cycle Route 8, from Barmouth to Llanidloes. It is also the third day of the CYMRUN multi-day challenge. The event has a strict 4 mph pace requirement and provides a bes..

A 230 km Pennine Bridleway trail challenge to be completed within 75 hours, crossing Peak District and Yorkshire moors to finish in Cumbria. Indoor checkpoints provide hot meals, sleeping space and water support.

A 137 km trail challenge on the Pennine Bridleway with a 50 hour cut-off, indoor checkpoints, bunkroom accommodation and GPX navigation support. Entry is limited to 20 participants and total ascent is 3275 m.

A six hour lap event at Kingsbury Water Park on a flat 3.3 mile route around ponds and a river. Participants choose how many laps to run within the time limit; onsite parking, cafe and toilets are available.

An 8 km forest path race with 300 m climb in Castlewellan Forest Park. It is the first race in the 2026 Hills and Dales series, organised by Newcastle AC and based at the Life Adventure Centre.

A trail 5 km on a two-lap loop around Clowbridge Reservoir, the first of a three-race spring series in April; open to ages 11 and over with prizes, marshals and proceeds donated to local causes.

A guided 10 km night trail run from Milngavie Train Station exploring the Clyde Coastal Path and West Highland Way. Social groups led by a qualified guide, trail shoes and a head torch required; no dogs or under 18s.

Join PHOENIX Fridays Run for a Tenner for a relaxed timed riverside run with flexible rock up and run starts supporting Rays of Sunshine. Choose distances from 5 km to ultra and earn a special medal on a flat towpath.

Experience a scenic 40 mile ultra marathon along National Cycle Route 8 from Glasbury to Merthyr Tydfil. This quadrennial event offers a well supported route through the Heart of Wales with unique finishers medals.

Experience a 102 mile ultramarathon through Cheshire and the Sandstone Trail. This 32 hour challenge features 12 supported checkpoints and rewarding trail terrain for experienced long distance runners.

A looped trail event on 18 April 2026 from Windsor Racecourse offering 50 km, 25 km and 10 km options through Great Park, Runnymede and the Thames Path with covered rest stops, medical support and GPS tracking.

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.