Trail Running calendar near Silsoe 2026-2027

A timed, self-supported anti-clockwise loop around Canvey Island starting and finishing at Waterside Farm Leisure Centre, with a pub check at about 10 km, a four hour cut off, and a route mainly on sea wall and coastal paths.

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 races at Chalfont Park and Chalfont St Peter let runners choose distances from a 7K loop to multi lap ultras. Aid station, clear course marking, crew support and medical cover are provided.

A Halloween themed night run at Irchester Country Park with 5k and 2k family routes, a finisher medal, free event photos and Halloween chocolates. Minimum ages apply and hard packed trails suit road or trail shoes.

A single loop 50K trail race on 31 October 2026 around the Chilterns, starting and finishing at Berkhamsted Cricket Club. Fully marked route with three full aid stations, around 800 m elevation and a 9 hour cutoff, limited to 350 runners.

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.

Night trail laps in Alice Holt Forest by head torch with 5 km loops. Choose 5 km, 10 km or 15 km while using one outpost per lap for snacks and hydration.

An evening Halloween trail at Hogmoor with kids and adult loops: 3.3K, 6.6K (including canicross) and 10K. The sandy, muddy course features oversized statues, on-site playground, free parking and medals for finishers.

A timed, lap-based run along the Itchen Way in Winchester with 2.62 mile loops, a seven hour limit, flexible start times, an aid station with vegan options, and a bespoke finisher's medal.

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.

Shepshed 7 on 1 November 2026 features a measured seven mile, chip timed race through Garendon Park plus a fun run with entries on the day; prizes, a commemorative t shirt for finishers, and limited onsite facilities are provided.

Night and dawn five mile out and back runs through the Oxendon Tunnel with mood lighting and headtorch required. Entries are available as single or both races and finishers receive interlocking medals.

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.

A night trail run at Stonor Park in the Chiltern Hills offering three routes of about 17 km, 12–13 km and 7 km. Courses are fully marked and timed, with outposts on the middle and long routes and a cup-free policy at feeds.

Nuclear Fallout is a muddy, multi-terrain obstacle race in Brentwood, Essex offering *6 km*, *12 km* and a multi-lap *24 km+* option with dozens of natural and man-made challenges.

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 through the Leicestershire Wolds, typically about 16 miles, held in Seagrave on 7 November 2026. The event features on-route food stops, finish refreshments and proceeds given to local charities.

Trail runs from Stonor Park through the Chilterns with three marked routes (7 km, 13 km, 22 km), notable wildlife, steep sections and fuel outposts; facilities include free parking, timing and a finisher medal.

A torchlit trail run from Winchester Athletics Track with 12 km and 22 km options across the South Downs Way and local trails. The course is fully marked; headtorches and at least 500 ml of fluid are required.