Trail Running calendar near Chinnor 2026-2027

ATW Grafham 5K and 10K take place at Grafham Water Visitors Centre on 25 October 2026. Entry fees range from £24 to £33, the races run alongside the ATW Grafham Duathlon, and camping is available the night before.

Looped 7K and 10K courses near Chalfont St Peter and Gerrards Cross let entrants choose distances from 7K to 40 mile ultra on the day, with aid station, drop bag access, pacers, crew support and medical cover.

A Halloween-themed night run in Irchester Country Park with a 5k race and a 2k family run. Entry includes a finisher medal, free event photos and a bag of Halloween sweets.

A five mile night trail run at The Plough and Harrow in Litlington on 30 October 2026, self navigated via GPX with a tail runner, timed results, Halloween fancy dress prizes and an age limit of 18 plus.

Single-loop 50K trail race in the Chilterns starting and finishing at Berkhamsted Cricket Club on 31 October 2026. The route uses The Ridgeway and Chiltern Way, has three aid stations, full marking and a nine hour time limit.

Experience a festive 6.66 km Halloween trail run starting and finishing at a local brewery in Chelmsford. Participants enjoy a costume focused event with medals and drinks for finishers in a social atmosphere.

A night trail event in Alice Holt Forest on 31 October 2026 using 5 km laps; choose one, two or three laps. Forest tracks, one outpost per lap, reusable cup policy and headphones are not permitted.

An evening Halloween run at Hogmoor with kids races, 6.6K and 10K laps plus a 6.6K canicross. The course has sandy hills, mud and shallow water and races run after dark so a torch is advised.

A chip timed beach run on West Wittering Beach with sea and downs views. Distances of 15.3 km, 10 km and 5 km, on-course water stations, finisher medal and dog friendly options.

Forest trail races at Wendover Woods on 1 November 2026 include marathon, half marathon, 10k and a junior run over a multi-lap 10 km course with varied, hilly terrain and on-site facilities for spectators.

A 10 mile off-road trail run in Stonehouse on 1 November 2026, starting with an uphill mile on Horsemarling Lane and continuing over undulating, muddy trails. Canicross runners are welcome and a 2 hour 30 minute cutoff applies.

A measured seven mile single-lap race through the private grounds of Garendon Park, chip timed and fully marshalled. The event also includes a Fun Run, commemorative t-shirts for 7-mile finishers, and prize categories across age groups and..

Petzl Tunnel Vision in Market Harborough is a pair of 5 mile out and back runs on 5 and 6 November 2026, one at night and one at dawn. The route includes the 422 m Oxendon Tunnel with mood lighting and requires a headtorch.

Two days of marathon and half marathon races around Caldecotte Lake in Milton Keynes on 6 and 7 November 2026, with multi-lap clockwise courses, on-course water and toilets, enforced time limits, and bespoke finisher medals.

Take on flat, scenic laps along the Thames towpath in Walton on Thames with flexible starts and distances from 5 km to ultra. Limited places, aid stations, digital results and medals make this a friendly, festival style challenge.

Trail races from Goodwood Racecourse take runners into the South Downs National Park across forest tracks, bridleways and part of the South Downs Way. Three distances are offered with chip timing, water stations, first aid and a finishers m..

Night trail running at Stonor Park in the Chiltern Hills with three marked and timed routes from 7 km to 17 km. Outposts serve the middle and long courses, reusable cups are required, and headphones and dogs are not permitted.

A winter muddy obstacle event in Brentwood, Essex offering 6 km, 12 km and 24 km+ formats across farmland, woodland and lakes, with chip timing, signature obstacles and on-site facilities including washdowns and finisher medals.

Experience a scenic trail run through the Bedfordshire countryside starting from Leighton Buzzard. Choose between a classic half marathon or a metric distance featuring canal towpaths, woods, and rolling hills.

A cross country run and walk of about 16 miles through the Leicestershire Wolds on Saturday 7 November 2026, organised as a personal challenge rather than a race. Food stops and finish-day cobs and apple crumble; proceeds support local char..