Trail Running calendar near Shoreham-by-Sea 2025-2026

The Bishop's Stortford Mitre 10k, 5k, and 1k is a community road race held in East Hertfordshire, starting from Jobbers Wood sports ground near Much Hadham. Open to all ages and abilities, the event features professionally measured 10k and 5k courses on traffic-free country lanes with gentle undulat..

Chiltern Ridge Half Marathon is a 21.1km trail race along The Ridgeway National Trail in Buckinghamshire, starting and finishing in Wendover. The course runs from Wendover to Whiteleaf Hill Nature Reserve near Princes Risborough, with a forested loop en route before returning to the start. It is a f..

Thursley Common 10km, run by Running Adventures, is a 10-kilometre trail event through Thursley National Nature Reserve (325 hectares) in Surrey. The route winds over open heathland, peat bogs, pine and deciduous woods, including the famous boardwalk crowned Britain's Favourite Path. Described as th..

Race to the Stones runs along The Ridgeway, Britain’s oldest footpath, ending at Avebury Standing Stones. In 2026 it offers 50 km and 100 km distances, either non-stop or split over two days, with a ~25 hour cut-off, on 11–12 July. Runners traverse chalk downs, ancient forests, and heritage landscap..

The Spitfire Scramble is a unique 24-hour multi-terrain relay or solo race held at Albyns Farm, London Borough of Havering. Participants can run solo or in teams of two to eight, tackling a 5.75-mile lap repeatedly through day and night. The course spans areas managed by Havering and Forestry Englan..

BigHeat Trails (FIRE) is the third event in the Classic Element Trail Series, held at Rother College in Midhurst, Surrey. Inspired by the element of fire, this trail running event offers two challenging single-lap distances: a marathon and a 16-mile run. The course features winding dusty tracks, sun..

Race The Light at Wendover Woods, organized by Runaway Racing, is held at Wendover Woods, Upper Icknield Way, Wendover HP22 5NQ. Runners can tackle a 10K (250m+ ascent) or a 5K (125m+), plus a 1.5K accessible loop for wheelchair users. The entirely woodland course stays on Wendover Woods trails with..

The Maidenhead Trail Run takes place on Sunday 26th July 2026 at Summerleaze Park, Maidenhead SL6 8SP. The route loops around pathways beside Maidenhead and Cookham Commons and Summerleaze Lake. The Sports Bar at Summerleaze Park serves as the event base and is about a 10-minute walk from Furze Pla..

North Downs 50 Ultra Challenge takes place on the North Downs in Surrey, starting and finishing at Loseley Park, Guildford, with 25 km and 10 km options. The 50 km loop uses the North Downs Way through Surrey hills, offering scenery and views southward with easy access from London. Participants walk..

The MTC Oxford Ultra is a point-to-point ultramarathon held on 7 August 2026. The course distance is 49 miles with total ascent of 293 m and total descent of 328 m. The race starts at Travelodge, Abingdon Road, Oxford, and finishes at the Catherine Wheel, Hart Street, Henley-on-Thames. Individual e..

The North Downs Way 100 is a 103-mile continuous trail race along the North Downs Way, from Farnham in Surrey to Ashford in Kent. It aims to finish in under 30 hours, with an 11,000-foot total ascent and a 30-hour cut-off. The course follows the North Downs Way with two deviations around the 50-mile..

The MTC Windsor Ultra is a point-to-point ultramarathon of 47 miles held on 8 August 2026. The route has a total ascent of 155 m and total descent of 182 m. Entry for an individual is listed at £90. All finishers receive a bespoke Windsor Ultra medal and one of a bespoke technical t-shirt, mug or h..

Ramsbury Gold 10km is a multi-terrain running event held near Ramsbury in Wiltshire. The race starts and finishes at Ramsbury Brewery, Stockclose Farm, Aldbourne, within the Ramsbury Estate countryside. Participants can choose the standard 10km or a Canicross 10km option, both on a scenic Wiltshire..

The Black Bull 15 is a charity trail run held near the Black Bull pub in Chelmsford. It offers two distances: a 15-mile trail route and a 15km option for shorter, faster runs, jogs or walks. The course uses varied trail surfaces through parkland and countryside, with a narrative route and Strava-bas..

The Windsor Trail Run takes place on Sunday 30 August 2026 at Alexandra Gardens, Alma Road, Windsor SL4 3HU. The event offers two race distances and was booked 119 times in the last month. 10K - £30; elevation 29 m; trail, flat Half Marathon - £34; elevation 58 m; trail, flat Group booking and T-..

The Henley River event takes place on Saturday 5 September 2026 at Temple Island Meadows / Remenham Farm, Remenham Lane, Henley-on-Thames RG9 3DB. It is organised by RunThrough and supports Royal Berks Charity. Races available are: Half Marathon 10K Junior Race (under 11) Entry options include st..

Silent Pool 10km is a guided trail run hosted by Running Adventures, starting and finishing at Silent Pool Car Park in Albury, near Guildford. The 10km route winds along North Downs Way sections and through Netley Heath forest, finishing in the village of Shere where film locations from The Holiday..

Bewl Water Autumn is Hermes Running’s scenic bi-annual trail race around Bewl Water in Kent, starting near the Bewl Water Visitor Centre in Lamberhurst. Races are offered at four distances: 10km, half marathon (13.1 miles), marathon (26.5 miles), and Ultra 50km (31.25 miles). The route follows the B..

Jurassic Coast Ultra Run is a 30-mile, largely coastal and hilly trail ultra starting and finishing at Knoll Beach, Studland Bay, Dorset. Guided by an experienced ultra runner and coach, the route traverses inland along Purbeck Way to Corfe Castle, climbs to ridge panoramas, then descends to Kimmeri..

The Farnham Pilgrim Marathon is a full marathon event held at The Sands Recreation Ground, opposite The Barley Mow Pub, Littleworth Road, Farnham, Surrey GU10. The listing highlights spectacular views, emphasizing the scenic nature of the race in the Surrey Hills. Entry is £40, with a cap of 1,000 p..