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.
August 2026
Timed races from 2.5 km to a half marathon take place at Scorrier House on 23 August 2026, alongside a five hour endurance event called Scorriergeddon. On-site food, music and awards are part of the event.
A scenic, signposted 30 km fell race around Belper on footpaths, bridleways and public roads with chip timing; walkers and runners welcome, minimum age 18.
Richmond Park Half Marathon on 23 August 2026 follows a loop of 13.1 miles around Richmond Park via the Tamsin Trail, with on-course refreshments and a post-race goody bag.
Point-to-point mixed terrain running from Mayflower Park following the Old Way pilgrim trail, with 15 Mile and Marathon options. The route includes a short boat crossing of the Hamble River and passes several historic landmarks.
Looped running event in Preston with 10K, half marathon, marathon and ultra options, hard surface paths, time limit and on-course refreshments.
A 13 miles trail race through Borrowdale Valley from Lingholm to Crow Park with lakeshore singletrack, two climbs, a 4 hour time limit and event prizes.
A 27-mile mountain marathon from Lingholm to Crow Park, Keswick, crossing Scafell Pike with unmarked high-fell sections and compulsory mountain kit.
Trail running from Lancing College across the South Downs with 5K, 10K, Marathon and 50K routes, marked courses, aid stations and chip timing.
Two trail races through the mountains of Afan Forest Park, about 6.5 miles or 10.5 miles with significant climbs. Online entry, chip timing, marshalled route, finishers receive a t shirt and medal.
A traffic free, accurately measured 10 mile race on mixed trail and tarmac around Dalton Park on 23 August 2026, with chip timing, water stations, distance markers and a bespoke finisher medal.
A five mile trail race organised by Leigh Harriers on 23 August 2026 at Leigh Sports Village, licenced by the TRA and held under UK Athletics Rules.
Trail running festival at Devilla Forest with one‑lap half marathon, 10km, 5km and a 1.5km family fun run based at Tulliallan police college.
A half marathon around Richmond Park on 23 August 2026 following the Tamsin Trail with aid stations and UK Athletics affiliation.
A trail run entirely within Richmond Park offering half marathon and marathon distances, a route past the White House and park lakes, and on-course drinks and feed stations.
A roughly 10K trail race on the Isle of Arran with about 600 feet of ascent, mainly on rough footpaths and Forestry roads, starting and finishing in Brodick.
A self navigation trail event along the Colne Valley Path with marathon and half marathon distances, stocked aid stations, cupless arrangements, a pre-race shuttle and optional medal choices.
Trail races of 5km and 10km from Whitwell and Reepham Railway Station supporting Keeping Abreast charity, with medals for finishers, refreshments, and parking where proceeds are donated.
A roughly 5.7 mile trail run through Cardenden Woods on 23 Aug 2026 marking the 200th anniversary of Scotland’s last pistol duel with medals and cash prizes.
A seven mile undulating multi terrain trail race in Meanwood and Adel Woods with chip-timed prizes, facilities at Old Leo's and fundraising for St Gemma’s Hospice.
A 10 mile trail race in Radnor forest on 23 August 2026 with varied terrain and mountain views, supporting the Special Care Baby Unit in Hereford.