South East (England)
Trail Running Calendar South East (England) 2026-2027
Explore the best trail runs in South East (England) for 2026-2027! Our updated list features 346 exciting trail runs across the region. Find your next trail run in South East (England) below and join the trail community at these great events!
October 2026
Looped races at several Buckinghamshire venues let runners use 7K or 10.8K loops to build distances from 10K up to ultra, with aid stations, crew support and medals.
Night laps by head torch through Alice Holt Forest with three route lengths, one refuel outpost per lap, free parking and a metal finisher medal.
Halloween evening races at Hogmoor with a 3.3K kids loop, 6.6K and 10K adult loops and a canicross category; fancy dress and head torches are encouraged.
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.
November 2026
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.
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.
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 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.
A commemorative 7 hour Time Challenge at Wraysbury Skiff and Punting Club on the River Thames offering distances from 3km up to 50km on signed mixed terrain laps. Finishers receive medals and distance pins and aid stations include vegan options.
A remembrance run in Surrey on a signed River Thames loop offering flexible distances from 3 km to 50 km, medals, goody bags and aid stations.
A 10th edition marathon and half marathon on riverside towpaths in Walton on Thames, centred on a two minute silence at 11:00 and organised as out-and-back laps; attended and virtual entries receive a commemorative medal.
Celebrate Fireworks night with a flexible distance run along the flat Downslink trail in Southwater. Choose your distance on the day and run as many laps as you like over seven hours to earn a bespoke medal.
A flexible Friday running event on a flat 5.3 km out and back course along the Thames offering distances from 5 km to ultra, timed over a seven hour limit with bespoke finishers medals.