Trail Running Calendar United Kingdom 2026-2027
Explore the best trail runs in United Kingdom for 2026-2027! Our updated list features 2372 exciting trail runs across the country. Find your next trail run in United Kingdom below and join the trail community at these great events! Search for a location or view races near London, Birmingham, Glasgow, Liverpool, Scotland or Wales.
October 2026
A Halloween-themed night run at Irchester Country Park offering a 5k race and a 2k family fun run with medals, treats, free photos and marshals on the course.
A series of mountain trail races across the Brecon Beacons offering distances from 21 miles to 100 miles with marked checkpoints and GPS navigation.
A 7 hour time challenge along the River Thames in Staines with flexible distances, chooseable medals, on course aid and goody bags.
Night trail runs on the Exmoor Coast with 5km and 10km routes, including a summit of Selworthy Beacon as part of the Dark Skies Festival.
An overnight self supported 50 km ultra from East Grinstead to Brighton on 30 to 31 October 2026, in person event with tickets at £14.46 and no refunds.
A relaxed Halloween-themed 3 km obstacle run on a new course with waves of participants, mandatory headtorch, on-course burpee penalties, and optional costumes.
An in-person race in Great Britain on 30 October 2026 organised by Heart & Soul Racing Limited, with a single entry option priced at £4.16.
Evening group run from Ticknall Village Hall Car Park: a 6 to 8 km trail loop around Calke Abbey nature park on a dark route, head torches required.
Halloween themed trail event on the Leeds to Liverpool Canal with distances from a 1 mile fun run to ultra marathon, medals, treats and fancy dress prizes.
An 8 hour timed out and back event near Bridestowe with 5.3 km laps on a disused train line, limited to 70 entrants and entries close 29 Oct 2026.
A Halloween-themed 10K trail in Auchterarder through the Ochil Hills with varied terrain, goody bag, medals and age-category prizes; online entry, age 16 and over.
Fell race from the Summit Inn in Littleborough covering 4.3 miles with over 800 ft of ascent, junior categories and Halloween costume prizes.
Trail races at Roadford Lake on 31/10/2026 offering 10K and Half Marathon options with chip timing, medals, feed station, and category prizes.
A fully marked single loop 50K trail race around the Chilterns with three checkpoints, a 9 hour limit and start finish at Berkhamsted Cricket Club.
A night 10 km trail run from Wooler Hostel around Humbleton Hillfort with marked checkpoints, mandatory kit requirements and a three hour cut off.
A 9.5 km trail with 500 m ascent, starting along Monsal Dale then climbing Fin Cop to finish at Monsal Head; FRA licensed with mandatory kit and a 250 runner limit.
Trail running in Glenridding with 5 km, 10 km and 15 km routes on marked trails around Ullswater and the foothills of Helvellyn.
A six hour timed trail at Linacre Reservoirs where runners complete repeated 5 km laps and aim for as many laps as possible. Checkpoints offer food and drinks and every finisher receives a medal.
Halloween themed 6.66 km trail run at a brewery in Great Baddow on 31 Oct 2026, with fancy dress, costume prizes, a medal, finishers drink, and limited parking.