Trail Running calendar near Amersham 2026-2027

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.

Coastal 15.3k, 10k and 5k runs on West Wittering Beach with chip timing, water stations, on-course marshals and a finisher medal.

Trail races in Wendover Woods on hilly, multi terrain forest loops with marathon, half marathon, 10 km and a junior run plus on site amenities and parking.

A 10 mile off road trail in Stonehouse near Stroud on 1 November 2026, starting with about one mile uphill followed by nine miles of undulating muddy trails. Canicross runners are welcome and there is a 2 hour 30 minute cutoff.

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.

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 routes of 21.3 km, 16.5 km and 12 km from Goodwood through the South Downs with varied surfaces, canicross options and certified finishers' items.

Night trail running at Stonor Park in the Chiltern Hills with 17 km, 13 km and 7 km routes, marked courses, outposts on middle and long routes and no dogs allowed.

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 cross country run or walk of approximately 16 miles through the Leicestershire Wolds with on route food stops and fundraising for local charities.

Trail routes of 7, 13 and 22 km through Stonor Park and the Chilterns, with marked courses, wildlife sightings, on-course outposts and free parking.

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.

A supported endurance event on 7 November 2026 with a 76 km ultramarathon or 36 km run or walk from Aldershot or Petersfield to Portsmouth, featuring break stops, satellite tracking, medical cover and charity fundraising options.

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.

A 27 mile night-time group training run at Devil's Dyke with about 1,000 m ascent, guided route, head torches required and minimum age 16.

A trail event in Windsor on 8 November 2026 offering a 10K and a half marathon on flat off road trails from Alexandra Gardens. The event features chip timing, race photos, post race goodies and an event village.