Trail Running calendar near Royston 2025-2026

Chiltern Ridge Classic 50K is Runaway Racing’s iconic ultra through the Chiltern Hills. The next edition, 18 April 2026, runs from Berkhamsted Castle to Hampden Meadow, Wendover, covering roughly 51 km with about 996 m of ascent. Runners traverse the Ridgeway National Trail, with an undulating first..

The event takes place at Thoresby Park, Newark, NG22 9EP, within an estate of over 1,000 acres that includes a 17th-century mansion, an art collection and wildlife such as wild deer and long-horned cattle. Routes are set on fairly flat parkland; the 5km and 10km routes are described as suitable for..

The Thames Ring 250 is a challenging 250-mile (approximately 256 miles) trail ultramarathon starting and finishing in Streatley-on-Thames, UK. The race follows an anti-clockwise loop along the Thames, the Grand Union Canal, and the Oxford Canal, primarily on flat canal and riverside paths. Despite t..

The Trident Grantham Triathlon will take place in Grantham on Sunday 26 April 2026.

The Other Run, organized by Zig Zag Running, takes place at the Suffolk Running Centre in Bury St Edmunds, coinciding with the London Marathon day. It offers multiple distance options: 5k, 10k, half marathon, and full marathon. The marathon follows the officially measured, scenic, and mildly undulat..

A Coventry Way Challenge is scheduled for Sunday 26 April 2026. The event follows a countryside route of 40 miles that starts and finishes at the Heart of England Social Club in Meriden. The route can be completed as a walk or a run, either solo or in a relay format. Entry includes multiple checkpo..

Saturn’s Midweek Chasing Numbers 7-Hour Time Challenge is held at Wraysbury Skiff & Punting Club on the River Thames. The event is designed to be affordable and flexible, inviting all abilities to run or walk within a 7-hour window. Participants choose their distance on a flat, signed course along r..

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..

Tempo Trail Races returns for a weekend of trail running in the Cotswolds, centered at Ilmington Sports & Social Club, Ilmington, Shipston-on-Stour. The event offers multiple distances: a 100km Ultra, a new 50km Ultra, Marathon, Half Marathon, and 10K. The trail course takes runners through rural co..

Bat Challenge is a 6-hour day/night trail running event at Beacon Hill Country Park, Leicestershire, England. It features a 3.3-mile off-road loop that participants can repeat to reach 5k, 10k, or over 50k within the time limit. The course climbs from the lower car park to a trig point, then glides..

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..

Run Rabbit Trail Festival is a multi-distance weekend trail running event by Race Harborough, staged at the picturesque Deene Park Estate near Corby. The festival features three challenges that can form The Quest: Trail Mix Challenge (25k across five 5k laps on the hour for five hours), Headlight Ho..

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..

Shires and Spires is a five-distance multi-terrain running event based in Naseby, Northamptonshire, starting and finishing at Naseby Village Hall. It offers 10K road, half marathon, three-quarter marathon, marathon, and a 35-mile ultra. The route blends trails, footpaths, and roads, showcasing the N..

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 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..