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 1770 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.

Discover Valley of the Owls Run at Suffolk Running Centre on 7 June 2026, with races from 5k to ultra across scenic looped trails. Small field capped at 300, parking included and bespoke finisher medals make for a memorable day.

BigSea Trails WATER brings runners to the Isle of Purbeck, with a beach start and single lap routes past Corfe Castle, Kimmeridge Bay and Old Harry Rocks. Distances from half marathon to 54k ultramarathon offer sweeping coastal views.

Tackle a scenic 15.5 mile off road loop around Loch Lyon in Perthshire, with a steep climb early and about 1,500 ft of ascent. Expect several river crossings, a finish at Glen Lyon Dam and on site camping the night before.

Join the BOFRA championship in Kettlewell, Upper Wharfedale on 7 June 2026 for a classic fell race. Tackle a sharp climb to the skyline cairn before a fast descent over a short scree section, with entries available on the day.

Run along the shoreline from Bournemouth Pier toward Boscombe on sand and over groynes, choosing 5K or 10K routes with lovely sea views. Great for all abilities, with marshalled support and a relaxed coastal vibe.

A lively fell race on Coombe Hill near Wendover on 7 June 2026, tackling 7 km with 220 m of climb and rewarding hilltop views. Entry on the day, modest fees and a pint included make this a friendly, competitive outing for juniors and teams.

Classic Lake District fell race from Howtown Bobbin Mill, testing runners over 13.3 miles with about 1400 m of climb across rugged terrain. Entry is on the day for £8 and limited to 100 starters so arrive early.

Take on the Passing Clouds fell race in the Peak District on Sun 7 Jun 2026, a scenic but testing 15.7 km trail with 565 m of climb around Tittesworth Reservoir. Entry on the day from £9 for members, parking charges apply.

Discover the inaugural Alice Holt Wild Trail Runs in Surrey on 7 June 2026, with 10 km and half marathon options across scenic forest trails. All finishers receive a medal, Wild Deer merchandise and a post race snack and drink.

Run the West Highland Way over three days with a small guided group, covering about 96 miles of iconic Scottish scenery from Loch Lomond to Ben Nevis. A coached non race ultra with pro guidance, small groups and epic mountain and loch views..

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.

Nene Valley Trail Run on 13 June 2026 invites runners to explore rolling Northamptonshire countryside from Castle Farm Campsite. Choose 10 or 20 miles of fully marked trails through bluebell woods, riverside paths and quiet villages.

Join the Gnosall 10K for a challenging 11.2 km undulating multi terrain route along canal towpath, woodland and boardwalk, with chip timing and a technical tee for all finishers. Bring the family for a fun run with medals, bouncy castle and..

Tackle 15 miles of the historic Offa's Dyke path around Hay on Wye in a scenic and challenging trail race. Friendly atmosphere and relay option make it perfect for solo runners or teams seeking a memorable summer run.

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.