Trail Running Calendar United Kingdom 2026-2027
Explore the best trail runs in United Kingdom for 2026-2027! Our updated list features 2175 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.
December 2026
Join a festive Christmas run along the flat Jubilee River. Choose your own distance in this 6-hour timed event on a scenic towpath. All finishers receive a bespoke festive medal.
A night time fell race to Chapelfell Top covering 6.6 km with 370 m ascent on an unmarked route that requires navigation and strict mandatory kit.
A trail half marathon near Bridgend with mixed terrain, an initial eight mile section plus about five extra miles, limited to 70 runners and a prize for Christmas fancy dress.
Festive fun run at Dare Valley Country Park with 2.5 km and 5.0 km options, themed medals, goody bags, and on-course refreshments.
A festive trail race at Bwlch Penbarras with a mystery course of 6 to 12 kilometres, a canicross category, marshals and a mince pie at the finish.
A winter, unmarked 38 mile mountain circuit around Helvellyn starting and finishing at Askham Community Centre. Limited to experienced entrants, the event requires navigation skills, strict mandatory kit and offers minimal checkpoint support.
Christmas Canter at Suffolk Running Centre offers 5k, 10k, half, full and ultra distances, a bespoke finisher medal, aid stations every 10k and parking included. The event uses loop and out and back formats and has a seven hour cut off.
A dawn to dusk trail challenge at Box Hill where runners complete laps of a roughly 10 mile loop with about 2,400 ft ascent per lap; entries include insurance, medical cover and a finisher medal.
A winter hill race on Skirrid with a 5.7 km course and 450 m ascent from Skirrid Inn, £10 entry and no entries on the day.
A timed festive event on the Itchen Way in Winchester with flexible rock up start times, a measured out-and-back course, lap options up to ultramarathon distance, and a bespoke finisher medal.
Festive family-friendly 2.5 km and 5 km runs at Dare Valley Country Park with medals, goody bags, refreshments and free parking.
A social 12k at Chelmsford Brewery with a GPX and Strava route, checkpoint drinks and Christmas medals, plus encouraged fancy dress.
NSCCL round 4 at Keele on 19 Dec 2026, a four-race cross country league event with age-group distances, team scoring and first claim club entry rules.
A 4.9 mile, 700 ft fell race at Penistone Hill with a route via Harbour Lodge and the Standing Stone; part of the Woodentops series with chip timing and team entries.
Trail races at Chopwell Woods on 20 December 2026 with family, 4 and 8 mile options, canicross, chip timing, finishers' medals and a Scott shoe demo.
A family run festive four mile fancy dress run in Horwich on 20 December 2026. Chip timing, a Christmas themed trinket and costume prizes are included and the route is fully marshalled on local roads and paths.
A level 19 km trail race along a converted railway through the River Stour valley. The family oriented event has marked route, aid stations, a canicross option and prebooked transport between start and finish.
A 50 km trail ultra along the North Downs Way from Detling to Wye with about 1,000 m of ascent, three checkpoints and mandatory kit requirements. The route passes Boxley Warren, Thurnham Castle, Lenham Cross and the Wye Downs.
Trail runs at Wendover Woods on 20 December 2026 include a Santa Mile plus 5 mile and 10 mile races, with medals, merchandise and festive refreshments for finishers.
A festive canal running event in Bingley with chip timed races from 5k to marathon along a flat towpath. The course is marshalled and signed, has feed stations every three miles and offers a bespoke festive finisher medal.