Trail Running calendar near Knettishall 2025-2026

The Halstead & Essex Marathon, held annually since 1995, is a scenic marathon event located in North Essex, starting at Halstead Leisure Centre. The course features low-traffic roads winding through picturesque rolling hills, woods, and farmlands, offering runners a beautiful and tranquil setting. O..

The Five Rivers Ultra is a scenic ultra-endurance running event held along the wild North Essex and South Suffolk coastline, finishing in Harwich, Suffolk. It offers three distance options: 100 miles, 50 miles, and 50 km, all featuring generous cut-off times. The point-to-point course is mostly flat..

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..

The Grim Reaper Ultra Marathon is held at the scenic Grimsthorpe Castle Estate in South Lincolnshire. Scheduled for May 23-24, 2026, the event offers solo race distances of 10, 40, 70, and 100 miles, plus a 100-mile team relay. The course features a 10-mile loop combining grass trails through ancien..

The Sundowner Marathon is a unique running event held in Purleigh, Chelmsford, England. The course offers a scenic route that takes participants along canals, over waterfalls, through vineyards, woodland, and coastal saltmarshes. This marathon stands out by starting early on a summer evening and con..

The ZigZag 2026 Valley of the Owls Run takes place in Suffolk, starting at the Suffolk Running Centre in Bury St Edmunds. The event features multiple distances including 5k, 10k, half marathon, full marathon, and ultra marathon, catering to various runner preferences. The course highlights the sceni..

The Nene Valley Trail Run is a friendly and scenic off-road running event held at Castle Farm Campsite in Fotheringhay, near Peterborough. Scheduled for June 13, 2026, it offers two race distances: 10 and 20 miles. The courses traverse picturesque Northamptonshire countryside, including green fields..

The Summer Solstice Challenge in Colchester is a unique running event held at the scenic Abberton Reservoir Visitors Centre. Taking place on the longest day of the year, participants run laps of just over 5 kilometers on off-road paths around the reservoir. The event lasts six hours, from 3 pm to 9..