Trail Running calendar near Amberley 2025-2026

Thames Path 100 is a 100-mile point-to-point trail race along the Thames Path from Richmond in southwest London to the centre of Oxford, finishing in the grounds of Oxford University. The course features about 1,900 feet (560 m) of total elevation gain and is described as flat and fast, with the maj..

Greensand Way Ultra Run is a 30-mile trail ultramarathon starting and finishing at West Hanger, Staple Lane Car Park, near Guildford in Surrey. The route links the North Downs Way with the Greensand Way, passing Box Hill, Leith Hill (the South East’s highest point) and summits such as Pitch Hill and..

Box Hill Vertical KM is a guided trail run held around Box Hill near Dorking, Surrey. The course covers about 12.5 miles with around 1000m of elevation, designed to rack up significant height in a compact distance. It traverses woodland, heathland and open fields, with hills that are technical enoug..

Rapid Relays is a dynamic running event held at the scenic Culden Faw Estate in Fawley, near Henley on Thames, Oxfordshire. The race features a woodland trail course on estate tracks with gently undulating terrain, including a notable climb before 3 kilometers followed by a long downhill stretch bac..

Three Forts Challenge is a trail-running event based at Lancing Manor Leisure Centre in West Sussex. It offers three races: a Full Marathon (27.2 miles) starting and finishing at Lancing Manor, with steep climbs, stiles and rough tracks, passing Chanctonbury Ring and Cissbury Ring for panoramic coun..

The Bluebell Bash is a trail running event in Manswood, Wimborne, UK, organized by Tri-Counties Trail Running. It offers three distances—half marathon (13.1 miles), 10K, and 5K—with full accessibility for canicross. Runners traverse scenic bluebell forests with gentle hills and expansive views.The e..

BigWayRound - Winchester is an award-winning, Gold-rated trail running event held at Winchester Rugby Club. The event offers four distances: 14 miles, 19 miles, a marathon, and a 50K ultramarathon, catering to both new and experienced trail runners. The course features stunning views and traverses i..

The Harewood Forest Trail Race is staged in Harewood Forest in the heart of the Test Valley, near Andover, Hampshire. Runners can choose between 5k and 10k trail routes on undulating forest tracks, offering a challenging yet scenic course. Described as a spring race set in a beautiful woodland setti..

The Goring Gap Trails event, held in Mapledurham near Reading, offers a variety of running and walking challenges, including a 50-mile ultra, a 52K ultra, and a half marathon, alongside walking options of half marathon, full marathon, and a 6-mile walk featuring a river boat crossing. The event is l..

The Collingbourne Races, held at Crawlboys Farm in Ludgershall, offer a scenic off-road running experience through the beautiful Collingbourne woods. Featuring a half marathon and a 10km race, the course includes bridle paths, woodland tracks, and single-track trails, making it suitable for runners..

Run to the Sea Brighton is a 50 km ultramarathon on a multi-terrain point-to-point course from Horsham's Christ's Hospital to Hove Lawns, Brighton. The route blends trails, rolling downs, and a coastal promenade, offering scenic views of the South Downs and sea. The event is described as stunning, w..

Chiltern Hills 100K is a TRA-licensed 100-kilometre ultramarathon organized by Runaway Racing. The next edition takes place in May 2026, starting and finishing in Chesham, Buckinghamshire, with the event base at Chesham Guides HQ in Lowndes Park. The anticlockwise route traces beloved Chilterns trai..

The Oliver Fisher 10k & 5k is scheduled for 10/05/2026 at Milton Creek Country Park in Sittingbourne, Kent. The event offers three race options: 10k 5k Junior Run The course is off-road on stone trail and follows the route used in 2025. The race raises funds for The Oliver Fisher Special Care..

The Compton Marathon & 16 Mile Challenge, part of the Compton Downland Challenge, is hosted by Compton Harriers Running Club in Compton, Berkshire. The event offers two routes: a marathon and a 16-mile challenge, both starting from the village recreation ground by the Village Hall (HQ). With a 7-hou..

Jurassic Coast Challenge is part of Ultra Challenge Series along Dorset’s World Heritage coastline. Distances: 100km, 75km, ~50km and ~25km, plus a Weymouth Marathon loop and Bridport 10K. The course runs from Corfe Castle via Swanage, Lulworth Cove and Durdle Door, with Weymouth at halfway, then on..

North Downs Way 50 is a 50-mile point-to-point ultramarathon along the North Downs Way National Trail, from Farnham, Surrey to Knockholt Pound on the outskirts of Greater London. With about 5,600 feet of elevation gain, the mostly off-road route traverses iconic chalk downs, including Box Hill, and..

The Reigate Priory Park 10K is a scenic charity fun run held in Priory Park, Reigate, Surrey. The course features a 250-meter start plus four laps on an accurately measured, gently undulating cross-country terrain surrounded by lush greenery. Suitable for runners of all levels, the event fosters a f..

Farmmageddon is an endurance running event held at Hyde Hall Farm, Buntingford, SG9 0RU. Returning for its second year, the event features a challenging 100-mile race completed over 32 hours across two days. The course consists of a 5.3 km loop combining trail, grassland, and some tarmac paths, suit..

London 2 Brighton Ultra Challenge is Ultra Challenge’s flagship Capital-to-Coast trek from Richmond to Brighton. On 23-24 May 2026, it offers a full 100km route with ~1500 m of ascent, plus shorter options of about 50km and 25km, including a Brighton 25km loop. The course traverses Surrey and Sussex..

RunThrough Trails presents The Fox, a quintessentially British trail running experience set in the picturesque Surrey countryside. On Saturday 23 May 2026, the event offers three distances: 20K, 41K, and 62K, with all routes finishing at Burys Field in Godalming. Courses launch from Burys Field, Wes..