Trail Running calendar near Knettishall 2026-2027

Ely Tri Club Runfest on 18 October 2026 offers multiple distances from 10 km to a 66 km ultra. Routes are mostly flat and traffic free with course maps, on-course food and drink, and a few obstacles such as steps and stiles.

A 5K mixed terrain trail loop around Sapiston and Honington in Suffolk with marshals, chip timing and medals for all finishers.

A 30 mile out and back ultra along the River Stort and Lee navigations on the Hertfordshire Essex border, mostly flat grassy and gravel trail with checkpoints every 5 miles, electronic timing, medals for finishers and trophies for top three..

Pumpkin Plod at Ferry Meadows is a multi-hour lap event on a 5.3 km mixed-surface loop where runners complete as many laps as they choose. Aid is provided each lap and finishers receive an event medal.

A timed, self supported anticlockwise loop around Canvey Island starting and finishing at Waterside Farm Leisure Centre. The mostly coastal route includes sea wall, grass and gravel paths, a 10k pub check point and a four hour cut off.

ATW Grafham 5K and 10K at Grafham Water on 25 Oct 2026 offers timed 5 km and 10 km races with camping option, charity fundraising and on site parking.

Trail marathon and half marathon near Canterbury through Kentish countryside; marathon requires navigation and both races use CCCU Sports Centre as HQ.

A countryside walking event from Blackmore with a 26 mile figure of eight route and an 18 mile option, forming part of the Essex and Herts Triple Challenge.

A guided 10 km trail run through High Lodge in Thetford Forest, led at a conversational pace with group placement by ability. Mostly flat mixed terrain with a couple of small hills and practical tips on trail running.

Duathlons and 5km and 10km trail runs in Salcey Forest on 25 October 2026 with fully off road routes and live chip timing.

Night-time Halloween run at Irchester Country Park with 5k and 2k family routes, themed marshals, medals, free photos and charity donation options.

A fully marked single loop 50K trail race around the Chilterns starting and finishing in Berkhamsted, with three aid stations, mandatory kit and a nine hour cutoff.

A Halloween themed *6.66 km* trail run in Chelmsford on 31 October 2026 with GPX/Strava route support, fancy dress prizes and a brewery finish offering a medal, drink and crisps.

A 7 hour time challenge in the Northampton Washlands with flexible distances from 3 km to 50 km, medals, distance pins, goody bags and aid stations.

An after dark multi terrain 10 km and 5 km event in Leigh on Sea with chip timing, mandatory headtorches and sustainably sourced finishers medals.

A 5 mile out and back night and dawn race through the 422 m Oxendon Tunnel with mood lighting, required headtorches, medals and finish line refreshments.

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.

A November muddy obstacle event in Essex offering 6 km, 12 km and 24 km+ courses with natural and man‑made obstacles including a Deathslide and zip wire.

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 flat Fens route from Cambridge to Ely and Kings Lynn offering marathon, 50 mile and 100 mile options, relays, GPS tracking and generous cut offs.