Trail Running calendar near Stevenage 2025-2026

The Ale Trail 15 mile run is a pub-led trail race in Alfriston, East Sussex, starting from the Ye Olde Smugglers Inne beer garden. The 15-mile course has a 4hr30min cut-off and pub checkpoints at The Hampden Arms and The Ram Inn, where runners log arrival and receive a beer token and snacks before c..

Thames Path 100 is Centurion Running’s 100-mile ultramarathon along the Thames Path from Richmond, London to Oxford, finishing in the grounds of Oxford University. The 161 km course climbs about 1,900 feet and is described as flat and fast, with roughly 25% paved and 75% trail terrain. It is a point..

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..

Tempo Trail Races 2026 is a weekend trail running event held in the scenic Cotswolds, based at Ilmington Sports & Social Club near Shipston On Stour. The event offers a variety of race distances to suit different levels, including a 100K Ultra, a new 50K Ultra, a Marathon, a Half Marathon, and a 10K..

The Three Forts Challenge is a renowned trail running event held in West Sussex, starting and finishing at Lancing Manor Leisure Centre. It offers three race options: a full marathon (27.2 miles), a half marathon, and a 5-mile trail run. The courses feature demanding terrain with steep climbs, stile..

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 Run Rabbit Trail Festival is a multi-distance trail running event held at the scenic Deene Park Estate near Corby. Scheduled for May 2026, it offers three main challenges: the Trail Mix Challenge (25k), featuring five different 5km loops run hourly over five hours; the Headlight Hop (10k), an ea..

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 point-to-point ultramarathon from Christ's Hospital School in Horsham to Hove Lawns on the Brighton seafront. The multi-terrain course features trails, rolling downs and a coastal promenade, offering scenic views and a reputation for superb organisation and a frien..

The Chiltern Hills 100K is a 100-kilometer ultra marathon held in the Chiltern Hills, Buckinghamshire, UK. The race features an anticlockwise loop starting and finishing in Chesham, passing iconic landmarks such as Ashridge Estate, Coombe Hill, Whiteleaf Hill, Bledlow Ridge, and Great Hampden. With..

Shires and Spires is a renowned multi-terrain running event held in Northamptonshire, UK, starting and finishing at Naseby Village Hall. The race offers five distances: 10K (road), half marathon, three-quarter marathon, marathon, and a challenging 35-mile ultra marathon. The course features a scenic..

The Halstead & Essex Marathon, established in 1995, is an annual running event held in North Essex, starting at Halstead Leisure Centre. Celebrating its 30th year in 2026, the marathon features a scenic course on low-traffic roads through rolling hills, woods, and farmlands, offering a picturesque a..

The Oliver Fisher 10k & 5k is an annual running event held at Milton Creek Country Park in Sittingbourne, Kent. Featuring off-road stone trail courses, the race offers 10k and 5k distances along with a junior run, making it suitable for runners of all ages and abilities. The scenic route showcases t..

The Zig Zag Marathon and Half Marathon take place at the Suffolk Running Centre in Bury St Edmunds, UK. The marathon follows the officially measured, scenic Kirtling Route, which is fully on road and mildly undulating, while the half marathon uses the Windmill Route, both featuring quiet roads. The..

Five Rivers Ultra is the only point-to-point 100-mile ultramarathon in East Anglia, finishing in Harwich, Suffolk. It offers three distances: 100 miles, 50 miles and 50 km with generous cut-offs. The route runs along the North Essex and South Suffolk coast, through Dedham Vale and the Suffolk Coast..

North Downs Way 50 is a 50-mile point-to-point ultramarathon hosted by Centurion Running, running along the North Downs Way National Trail from Farnham, Surrey to Knockholt Pound near Greater London. The route features about 5,600 feet (1,700 m) of ascent and reflects the first 50 miles of the NDW10..