Trail Running calendar near Grafham Water 2026-2027

We have found 474 Trailruns within 80 miles of Grafham Water. See below where and when you can find the races.

Experience a night trail run through the ancient Alice Holt Forest with 5 km, 10 km, or 15 km lap-based routes. Navigate tree-lined avenues by head torch and enjoy fire pits and refreshments at the finish line.

November 2026

Trail races at Wendover Woods on 1 November 2026 include marathon, half marathon, 10k and a junior run on hilly, multi terrain forest trails with route maps and a six hour cut off.

Shepshed 7 is a measured two-lap 7 mile race through the private grounds of Garendon Park on Sunday 1 November 2026. The event is chip timed and fully marshalled, with commemorative t-shirts, category prizes and a separate fun run.

Experience a unique 5 mile out and back run through the 422 meter Oxendon Tunnel. Choose between a Thursday night or Friday morning session and enjoy an atmospheric route that requires a head torch to navigate the darkness.

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.

Experience a night time trail run through the Chiltern Hills at Stonor Park. Choose from three fully marked routes and enjoy a unique atmosphere in an estate home to fallow deer and wallabies.

Nuclear Fallout runs muddy obstacle courses on farmland and woodland near Brentwood, Essex, with options from 6 km to 24 km plus, chip timing, many natural and man-made obstacles, and finisher medals and photos.

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.

Experience a 16 mile multi terrain personal challenge through the beautiful Leicestershire Wolds. This inclusive event welcomes runners walkers and dogs with legendary home made crumbles waiting at the finish line.

A trail running event at Stonor Park on 7 November 2026 with three routes through the Chilterns. Distances range from 7 km to 22 km, with steep sections and outposts offering snacks and hydration for the longer routes.

Experience a flat trail run through the heart of royal Berkshire with chip timed results and free race photos. Choose between a 10k or Half Marathon distance starting from the scenic Alexandra Gardens in Windsor.

A seven hour Time Challenge along the River Thames in Egham offering distances from 3 km to 50 km, commemorative medals and distance pins, a goody bag with a vegan option, and a two minute silence observed during the event.

A Remembrance Sunday trail event in Brightlingsea on 8 November 2026 with live Last Post and a two-minute silence during the race. A looped course offers 10km, half, marathon and a six hour timed option with on-course aid stations.

Commemorate Remembrance Day with a flexible timed run along the scenic River Thames. Choose your own distance from 3km to an ultra marathon on a flat loop course with a supportive aid station and unique finisher medals.

Join a community of runners at Richmond Park for a series of timed races supporting Movember. Enjoy a hilly tarmac course with distances ranging from a kids mini run to a half marathon in a supportive atmosphere.

A 50 mile trail race on 14 November 2026 run as five 10 mile loops within Wendover Woods, featuring about 5600 ft of climb and nine aid stations with full medical cover. It is the final race in the 50 Mile Grand Slam.

Multi-terrain 5 km and 10 km races in the Chiltern Hills on 15 November 2026, organised by Radnage C of E Primary School PTA with proceeds to the school. Village hall HQ offers a cafe, water stations and first aid on course.

A 7 hour Time Challenge along the River Thames at Wraysbury Skiff and Punting Club with flexible lap distances, themed finisher medals and distance pins. Members receive a lower entry price and a mini medal pin at events.

A six hour multi-lap trail event at Salcey Forest on a 3.5 mile loop, with aid station mince pies and a canicross option. Distances range from a single lap to multi-lap ultra totals.

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