Trail Running Calendar United Kingdom 2026-2027
Explore the best trail runs in United Kingdom for 2026-2027! Our updated list features 2170 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.
September 2026
Scenic mixed terrain running at Remenham Farm beside the Thames with a half marathon, 10K and junior race, chip timed results and themed medals.
Malham 10K is a 10 km trail race in Malham village that passes Malham Cove and Malham Tarn, is the final race of the Due North trilogy and requires mandatory safety kit.
A 30 mile ultra run from Studland Bay around the Isle of Purbeck with about 4600 ft elevation. The guided coastal route uses the Purbeck Way and South West Coast Path and passes Corfe Castle, Kimmeridge Bay, Swanage and Old Harry Rocks.
A new 15 mile trail event in September 2026 on the Rhymney Valley Ridgeway Walk, with 2,267 ft of ascent, mostly off-road terrain, one fully stocked checkpoint and organised entry support from Rudry to Parc Penalta.
Seaside trail event in Hornsea with multiple distances on a flat out and back section of the Trans Pennine Trail, cupless feed stations and finishers medals.
A multi-distance trek and trail event along the South Downs Way from Eastbourne to Arundel with scenic sections including Beachy Head and the Seven Sisters. Distances of 100 km, 50 km and 25 km are supported with rest stops, medical teams, camping an..
Two linked fell races on Kinder in the Peak District: Groovy AL (24.5 km, 1290 m) and Groovy Baby BM (15.5 km, 650 m), single entry, 200 runner limit.
Inflatable 5K in Edinburgh on 5 September 2026 features giant inflatable obstacles, music zones and distances from 2.5 km to 15 km, with family and group ticket options.
Five-stage endurance event from Windermere to the summit of Scafell Pike and back, covering 112 km with 6,916 ft total ascent.
A 102 mile self navigation ultra across Snowdonia with 11 checkpoints, live GPS tracking, mandatory mountain kit and a 42 hour cutoff.
Trail running at Kielder Castle with routes from 6 km to 50 km, marked courses, outposts and onsite camping in Kielder Forest.
A supported, off road Dartmoor challenge offering 50 km and 30 km routes between Okehampton and Ivybridge with checkpoints and mountain leader support.
A challenging 56 mile circular hike and ultra run in Hazel Grove, organised by 3rd Hazel Grove Scout Group on the first full weekend in September.
A community fell running event in Edale on 5 September 2026 featuring team barrel carrying, an individual fell race and children's races with proceeds for local primary schools.
A 12 or 24 hour trail race on a four mile forest loop near Loch Morlich with on‑course water stops, crew rules and mandatory kit requirements.
Trail running in the Shropshire Hills from Carding Mill Valley with Marathon, Half Marathon and 10K options across The Long Mynd and National Trust land, waymarked route, on-course aid stations and a finishers medal.
A last person standing Backyard Ultra at Hardwick Hall Estate with repeated 4.16 mile loops through trails and farmland until only one runner remains.
An eight hour trail loop challenge on 4.366 mile laps around Borders Forest Park, using electronic wristbands to record laps; registration for this edition is closed.
A 7.1 km fell race on 5 September 2026 across the Longshaw estate and Grindleford Valley, run under FRA rules with race entry including access to the Sheepdog Trials.
A roughly 6 miles off-road moorland race around Haytor Rock with steep climbs, a stream crossing, onsite refreshments and a finishers' medal.