Trail Running Calendar United Kingdom 2026-2027
Explore the best trail runs in United Kingdom for 2026-2027! Our updated list features 2162 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.
August 2026
Pop up trail running event in Kirkstall with 5 km and 10 km races, licensed by the Trail Running Association under UKA rules, with food and a jumble medal for runners.
Guided 10 km trail run to Doughnot Hill and Lang Crags near Dumbarton with mixed terrain, mandatory head torch and trail shoes, social run not a race.
An evening 5k and children s fun runs in Eyemouth with a Scottish Athletics certified course, chip timing and marshals. Participants receive a goodie bag, Giacopazzi s Gelato ice cream and a finisher medal.
Trail races of 8 miles (two laps) and 4 miles (one lap) on the private Newnham estate near Plymouth, with canicross options and proceeds to Bowel Cancer West.
An in person 8 KM trail loop around Calke Abbey nature park from Ticknall Village Hall Car Park on 28 August 2026.
An in-person meet at Star Wing Taproom with a 5k on local fields and trails, plus a live DJ, loaded fries and drinks available.
A scenic, traffic-free 10 km trail race through Derwent Walk Country Park on 29 August 2026, open to runners aged 15 and over with a start-finish village and finisher medal.
Point-to-point ultras along the Cambrian Way into Cardiff, offered as 44- and 33-mile options with self-navigation, live tracking, indoor aid stations, and on-route support.
A last man standing backyard ultra on a 4.167 mile loop in the grounds of Gosfield School, Essex. Runners repeat the loop on the hour until one remains; the event includes camping, showers, a small aid station and a £150 winner prize.
A 130 miles nonstop canal towpath race from Liverpool to Leeds with a 40 hour limit, regular feed points and a 100 runner entry cap.
Trail races at Wimbleball Lake offering one lap 5 km and 10 km routes, a canicross option, and chip timed results with marshals and a feed station.
Weekend running festival in Kirkcaldy with a half marathon, 5k and 10k trail races plus a child-friendly superhero fun run.
A Backyard Ultra in Devon and Cornwall where runners repeat a 4.167 miles loop each hour aiming to complete as many laps as possible on 29 to 30 August 2026.
An eight hour timed out-and-back event near Bridestowe with scenic 5.3k laps, limited to 70 entrants and a minimum age of 18.
A point to point 53 mile trail ultramarathon along the West Highland Way through Loch Lomond and the Trossachs National Park on 29 August 2026, waymarked with checkpoints.
London Backyard Ultra at Frylands Wood Scout Outdoor Centre has runners complete a four mile loop each hour until one remains, with medals, showers and refreshments.
Permanent 7 km mud and obstacle assault course near Dorking, Surrey with over 100 obstacles and options for one, two or limitless laps for solo runners and groups.
Join the Arnison Crag Horseshoe fell race in Patterdale on Sat 29 Aug 2026, starting at King George Playing Fields as part of Patterdale Dog Day. A steep 5 km with 300 m climb, entries on the day £5, minimum age 14.
A short fell race of 4 km with about 120 m climb at the Show Field in St John's Chapel. Day entries cost £2 and there are separate junior races for children aged 4 to 12 plus an under 18 category.
Join this lively fell race at Bellingham Showfield as part of the country show, tackling 4 miles with 600 ft of climb across classic Northumberland terrain. No pre entry required; runners aged 16 and over can sign up on the day.