Trail Running calendar near Stevenage 2025-2026

Saturn's 7 Hour Time Challenge at Wraysbury Skiff & Punting Club (Wraysbury, TW20) is an inclusive, self-paced race along the River Thames. Entrants choose a distance from a 3 km lap, with full laps around about 7 km (4.37 miles) or a shorter 3.28 mile option depending on conditions. You can run as..

The Testway Ultra is a challenging ultra marathon held in Hampshire, England, featuring 40 and 50-mile distances along the scenic Testway footpath. The route stretches from the chalky downs near the Northern Hampshire/Berkshire border to the southern town of Totton in Southampton, showcasing picture..

The Mortimer 10km is a scenic trail running event held in the charming Berkshire village of Mortimer, starting and finishing at Mortimer Fairground. The race features a beautiful two-lap, multi-terrain course that covers woodland trails, footpaths, and bridleways with an elevation gain of 85 meters...

Henley River Half Marathon, 10K & Junior Race, organized by RunThrough UK, takes place at Temple Island Meadows, Remenham Lane, Henley-on-Thames. The event offers three distances—the Half Marathon, 10K, and a Junior Race—on a scenic, mixed-terrain course along the River Thames. The route is undulati..

The Rosebud Marathon is a scenic 26.2-mile race held in Northamptonshire, England, featuring a mix of approximately 60% trails and 40% roads. Starting at Hartwell and finishing at Brixworth Country Park near Northampton, the course traverses beautiful countryside, including canal towpaths and 14 vil..

Rose of the Shires Ultra is a flagship 54-mile ultra marathon in Northamptonshire. The circular route starts and finishes at Brixworth Country Park outside Northampton, threading through countryside on a mix of trails, towpaths, and roads, and passing Salcey Forest, the Grand Union Canal, and parts..

Centurion Running’s 50 Mile Grand Slam 2026 is a four-race ultramarathon series, consisting of four 50-mile events on famed UK trails: South Downs Way 50 (11 Apr), North Downs Way 50 (16 May), Chiltern Wonderland 50 (19 Sep), and Wendover Woods 50 (14 Nov). The four races are grouped as All Four 202..

Run The Seasons at Cowdray is a scenic trail running event held on the Cowdray Estate in West Sussex, within the South Downs National Park. The 2026 Spring edition features courses of 5km, 10km, 10 miles, and dog-friendly canicross options. The route traverses Ambersham and Heyshott Commons, designa..

South Downs Way 50 is a 50-mile foot race along the South Downs Way National Trail, running from Worthing to Eastbourne. Runners begin with about six miles of chalk footpaths and bridleways to Chanctbury Ring, then follow the SDW for the final 44 miles to Eastbourne, finishing with a lap of the trac..

Battle of the Brampton Valley Way is Race Harborough’s ultra-distance challenge along the traffic-free Brampton Valley Way, spanning 28 miles (45km) in total with two 14-mile legs from opposite ends (Market Harborough/Leicestershire or Northampton/Northamptonshire). The mostly flat, hard-packed surf..

The Haughley Festival of Running, held at the exclusive Haughley Park in Suffolk, offers a variety of race distances including 5k, 10k, Half Marathon, Full Marathon, and Ultra Marathon. Now in its fourth year, this intimate event features a mainly pathway course with some trails and woodland section..

Nene Valley Races' Kings Cliffe 10k is a 10-kilometre trail race held in Kings Cliffe, Northamptonshire, starting and finishing at KC Active on Kingsmead. The circular course runs along easy tracks, green fields, farm tracks, and disused railway paths through the Northamptonshire countryside and the..

The Windsor 50 Ultra Challenge is a premier UK trail running and trekking event held at Windsor Racecourse. Participants can choose from 50 km, 25 km, or 10 km looped routes that showcase scenic views of Windsor Castle, the Great Park, Runnymede, and the Thames Path. The 50 km course features two di..

The Spring Trail Series by Ultra X is a trail running event held at the Cowdray Estate in Surrey, within the scenic South Downs National Park. The series features five race distances: 12km, 25km, 50km, 50 miler, and 110km, all set along the picturesque Serpent Trail that traverses greensand hills, r..

Chiltern Ridge Classic 50K is an iconic ultra in the Chiltern Hills, tracing ridgeline trails between Ivinghoe Beacon and Whiteleaf Hill. The race starts from Berkhamsted Castle and finishes at Hampden Meadow in Wendover, following the Ridgeway National Trail via Ashridge Estate and viewpoints such..

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..

The Drop - Winchester is a unique and challenging race held in Winchester, UK, offering participants a choice between 10-mile and 15-mile distances, either solo or in teams. Inspired by military-style navigation, the event requires runners to find their way back to the event center from an undisclos..

A Coventry Way Challenge is a 40-mile countryside route around Meriden, starting and finishing at the Heart of England Social Club. Participants may walk or run, solo or in a relay, for fun or charity. The event features five checkpoints offering cold drinks and a selection of food, plus meals at th..