Trail Running calendar near Dereham 2025-2026

The ZigZag 2026 Moo-rathon, Calf and Hen K at the Farm is a trail running event held at Hyde Hall Farm, SG9 0RU. Returning for its third year, the event offers multiple distance options including 10k, half marathon, full marathon, and ultra marathon. The course features a mix of tarmac paths, grassl..

The Zig Zag Challenge is a timed running event held at Brandon Country Park in Suffolk, located in the heart of Thetford Forest. Participants can choose between a 6-hour or 4-hour challenge, running multiple laps of a 5.3 km multi-terrain course featuring gravel footpaths and grass areas. The event..

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 Longhorn Trail Event at Thoresby Park, Newark, offers 5km, 10km, and half marathon trail runs suitable for various fitness levels. Set within over 1,000 acres of historic parkland featuring a 17th-century mansion, wild deer, and famous long-horned cattle, the fairly flat courses are ideal for be..

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..

Boghopper Races Ltd presents the Holy Trail Festival of Running, a new Suffolk trail event at Nicholas Everitt Park, Oulton Broad, Lowestoft. Runners can choose from three distances: 50‑mile circular (start/finish at the park) with a 15‑hour limit; 50‑km from Holton Village Hall to the park (10 hour..

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..

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..

Trent Valley Ultra 2026 is a scenic 50k ultramarathon organized by Quadrio Events, held around Milestone Brewery & Tap on Great North Road in Cromwell, near Newark. The route showcases picturesque villages and uses a mix of footpaths, bridleways, tracks and minor roads, offering a brewery-to-brewery..

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..

Grim Reaper Running Festival returns to Grimsthorpe Castle Estate in South Lincolnshire. The event offers four solo ultra-distance options—10, 40, 70 and 100 miles—with a 100-mile team relay, plus two 10-mile races (day and night). The full marked, undulating 10-mile loop weaves through grass trails..

The Circuit du Sore Legs is a unique running event held at Wodson Park Sports and Leisure Centre in Ware, Hertfordshire. Participants run on a traffic-free 400-meter athletics track, with distances ranging from 5k to a 6-hour challenge, including half marathon, full marathon, and 50k ultra options...

The Sundowner Marathon is a unique running event held in Purleigh, Chelmsford, England, featuring a scenic course that passes along canals, over waterfalls, through vineyards, woodlands, and coastal saltmarshes. This marathon offers a distinctive experience by starting early on a summer evening and..

The Suffolk Back Yard Ultra is a highly competitive endurance running event held at High Lodge in Thetford Forest, Suffolk. Participants run a 4.167-mile loop every hour on the hour, continuing until only one runner completes a loop within the hour time limit. The course is flat, wide, and scenic, f..

The Valley of the Owls Run, organized by Zig Zag Running, takes place at the Suffolk Running Centre in Bury St Edmunds, Suffolk. The scenic course passes through the village of Ousden, known as the Valley of the Owls, featuring some of England’s oldest roads and beautiful countryside. Participants c..