Trail Running Calendar United Kingdom 2025-2026

The Chelmsford Brew Co Summer August Ale Trail 10K is a fun, charity-focused running event held in Chelmsford, supporting the British Heart Foundation. The 10K course is a GPX/Strava-mapped trail with a narrative guide, designed for enjoyment rather than competition. Participants receive a drink and..

The Kirkstall Rock up N' Run - Summer Evening Series is a vibrant running event held in Kirkstall, Leeds, along the scenic Leeds and Liverpool canal. The series offers two race distances: a 5K and a 10K, catering to a range of runners. Participants enjoy a friendly, informal atmosphere with no need..

Jesus' Thimble and Lucifers Loch is a social trail run in Milngavie, organized by EpicTrails. Runners meet at Craigton Road near Douglas Academy and traverse Lucifers Loch, then Jesus' Thimble, finishing with a downhill return to Milngavie. Expect boggy, off-road terrain; trail shoes are mandatory a..

The Something Wild Festival is an annual multi-discipline event held in Hope Cove, Kingsbridge, Devon, featuring trail races from 5k to marathon distances, swim runs, and sea swims. Set against the stunning backdrop of the South West Coast Path, the festival offers scenic routes along the Avon and S..

Eyemouth Twilight 5K Jog/Run is a coastal Eyemouth, Scotland event offering a certified 5k route with chip timing for accurate results. In addition to the main race, Scott's Mini Fun Runs provide children with several age-appropriate distances. The course starts at Giacopazzi's Gelato, winds along H..

Ring O' Fire is a coastal ultra marathon event held on the island of Ynys Môn, featuring challenging endurance races such as the Ring O’ Fire 130 and the Firelighter 50. These races offer participants the ultimate coastal endurance challenge, traversing scenic and rugged coastal terrain. The event e..

Hugh McKenzie Trail Races are held in the Lews Castle Grounds, Stornoway, in the Western Isles. On 29 August 2025, the event offers three race options: a solo 6km trail race, a team relay (three legs of 2km), and a Family 1km option (open to participants aged 8+ on the day). The event is run under a..

The Blended Trails - Backyard Ultra will take place in New Alresford on Saturday 30 August 2025.

The Mendip Marauder is a challenging ultra running event held in Somerset, England, featuring two distances: a 30-mile and a 50-mile race. The 50-miler covers the entire Mendip Way, starting in Frome and finishing at Uphill Sands Beach, while the 30-miler begins in Wells and follows the latter part..

Dig Deep Trail Weekend is a Sheffield-area trail event set in the Peak District, offering a weekend of races for all abilities. Distances range from a half marathon to 30 miles and 50 miles, giving options for casual runners and ultrarunners alike. The courses are described as showcasing some of the..

Simon Wake Comrie Hills Relay is a 43-kilometre four-leg team race starting and finishing in Comrie, with a total ascent of 1,733 metres. Runners tackle a circuit up and around Glen Lednock’s hills in four legs: Leg 1 11.2 km (marked), Leg 2 6.9 km (unmarked), Leg 3 13.6 km (unmarked with a short ma..

Saturn Running's "Will Run For Ice Cream" event takes place in the scenic Dare Valley Country Park, Aberdare, Wales. This inclusive 7-hour time challenge allows participants to run or walk as many laps as they wish on a well-maintained 4.37-mile (7km) loop, with shorter options for younger runners...

The Aberfoyle Trail Run is a scenic 10k race held in Aberfoyle, Scotland, featuring undulating trails around Lochan Spling, past Faerie Tree Hill, and over to Lemahamish. Organized by Aberfoyle Primary School Parent Council, the event supports the local school and involves community groups like Aber..

Gateshead Trail 10k is staged at Blaydon Rugby Club in Swalwell, near Derwent Walk Country Park, and covers 10km of multi-terrain trails. The course is described as scenic, fast, and fun, with creative lines and loop-backs across well-maintained off-road paths. The start/finish area features a livel..

Whittle Pike is a fell race organized by Rossendale Harriers, held at Cowpe Village Hall in Waterfoot, Rossendale (BB4 7DY). The course covers 6.12 miles (9.84 km) with 1,804 feet (550 m) of ascent, producing a challenging elevation profile. The event centre at the Village Hall provides catering, an..

White Cliffs Challenge is a 51-mile endurance event organised by LDWA Kent, starting from Betteshanger Sports & Social Club in Deal, Kent. The route follows the spectacular White Cliffs to Dover, then the North Downs Way via the Elham Valley and rolling Kent countryside back to Deal. It features che..

Henley River Half Marathon, 10k & Juniors August 2025 is a RunThrough UK event held in Henley-on-Thames, UK. The course offers a fast scenic trail around Henley-on-Thames, starting and finishing by Temple Island Meadows, the official start line for the Royal Henley Rowing Regatta. Distances availabl..

RunThrough UK's Carsington Water Half Marathon & 10k takes place at Carsington Water, near Ashbourne in Derbyshire. The event offers two trail-based distances: a Half Marathon and a 10K. Runners enjoy an undulating course on trail paths around the reservoir, with the Half Marathon an out-and-back se..

Blackshaw Head Fell Race is an 8.9 km, 274 m ascent event staged as part of the Blackshaw Head Fete in the fete field near Blackshaw Head Chapel, Hebden Bridge. This year the route has moved, becoming slightly shorter with less climb. The course is partially flagged; runners must follow the route an..

Monument Marathon is a 26-mile loop in and around Bury, starting and finishing at Burrs Country Park (Woodhill Road, BL8 1DA). The route links six of the area’s historic Tower Tour towers—Bradshaw Hall, Tentering, Radcliffe, Turton, Grant’s and Peel Towers—primarily along trail paths, passing throug..