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 1776 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.

Join the Calton Crawl on Tue 9 Jun 2026 in the Peak District for an energetic 8.5 km trail run with 244 m of climb, offering great views and a proper challenge. Friendly village hall base and day entries welcome for a low cost event.

Tackle the Coppice fell race in Accrington on Tue 9 Jun 2026, a spirited 6.6 km course with 310 m of climb starting from the Whitakers Arms. Day entry only means it is ideal for last minute plans and teams are welcome.

Enjoy an evening trail run through the historic 500 acre Wentworth Castle Gardens with choice of 5 km or 10 km routes across parkland and woodland. Canicross friendly with live chip timing and a finisher medal included.

Join Chase The Sun at Clapham Common on 10 June 2026 for an evening 5K or 10K on a flat, scenic park course past the bandstand. Expect chip timing, free photos and a unique themed medal to celebrate your finish.

Tackle the Boar's Head fell race in the Peak District on Wed 10 Jun 2026. This BM 8 mile course climbs 402 m from the Boar's Head Hotel, welcomes teams and on the day entries for £5; entrants must be 18 or older.

Tackle the Walsh Two Lads fell race in Horwich on Thu 11 Jun 2026, a lively 5.2 mile loop through the South Pennines with roughly 900 feet of climb. Expect rugged trails, friendly competition and a cash prize for any new course record.

Take on scenic off road 10 mile or 20 mile routes through bluebell woodlands, rivers and quiet villages at Castle Farm Campsite near Peterborough on 13 June 2026. Camping, well stocked aid stations and eco friendly vibes make this a relaxed..

Take on the scenic, multi terrain 11.2 km Gnosall 10K ish on 13 June, a chip timed, fully marshalled race across towpaths, woodland and fields. Family friendly fun runs, tech tees and post race goodies make it perfect for all abilities.

Offa's Dyke 15 returns to Hay on Wye on Saturday 13 June 2026, offering a scenic 15 mile challenge with individual and relay entries. With roots from 1977 and a popular 2015 relaunch, this classic race is staged by Tempo Events.

Coastal loop at Mount Edgcumbe on 13 June 2026 with 10.5 km laps for 10K, half and full marathon plus canicross and kids races. Camping on site and a short Cremyll ferry links to Plymouth.

Tackle the South Downs Way 100 on 13 June 2026, a nonstop 100 mile trail test from Winchester to Eastbourne across classic English downland. With generous aid stations, mandatory kit and a 30 hour cutoff, it is a true ultrarunning challenge..

Tackle the scenic South Downs Way 50 km on 13 June 2026, a fully supported trail across the chalk ridge. Part of the World Trail Majors Short Series, it features four aid stations and a 9 hour cut off.

Run or walk the Cotswold Way Ultra in Cirencester on 13 and 14 June 2026. Routes from 10 km to 100 km take you through rolling Cotswold hills with camping, waymarked trails and regular support stations.

UTMB Index

Tackle all 15 Welsh 3000s on this guided mountain run through Snowdonia, an epic 30 mile route with around 4,000 m of ascent. Led by qualified guides with transport and support provided, this is a supported adventure not a race.

Explore Ullswater from Pooley Bridge on Saturday 13 June 2026 with a half marathon or 10km trail, live chip timing and bespoke finisher medals. Well behaved dogs welcome with harness and lead.

Punk Panther 6 Dales Trail on Sat 13 June 2026 is a scenic out and back from Otley to Pateley Bridge across reservoirs and Yorkshire moorland. Choose 13, 20 or 32 mile routes with big climbs, checkpoints and a finisher medal.

Scenic off road trail running around Bewl Water in Kent, with forest paths, open countryside and lake views. Choose 10km, Half Marathon, Marathon or 50km Ultra, starting and finishing at the Visitor Centre with chip timing and checkpoints.

Tackle a short fell race on Flan Fell in Ulverston, with a sharp climb, great views and a punchy out and back finish. Family friendly with junior categories, a new 2025 course and easy on the day entry make this a perfect local challenge.

Cairngorms Ultra Trail invites runners to tackle a scenic 60 km route from Mar Lodge Estate through Caledonian pinewood and remote glens. With 1006 m ascent and UTMB qualifying status, it is a bold Highland challenge.

Gecko Gathering at Siblyback Lake is a flat scenic lakeside trail festival with distances from a fun run to an 8 hour Siblython, medals for all and awards for top finishers. Camping, a cafe and buggy friendly routes create a relaxed festiva..