Trail Running calendar near Sudbury 2026-2027

MacTuffX London on 27 September 2026 stages functional fitness races at Wimbledon with ten Xercises and repeated runs in classic and double distances, offering solo, doubles and relay entries plus a LITE weight division.

A multi terrain trail run along the Thames near Marlow offering a Half Marathon, 10k and a 1k Little Sprinters race. The event features chip timing, a finisher medal, on route water stations and an event village with facilities.

A timed track event in Walton on Thames on 2 October 2026 offering 6, 12 and 24 hour formats with chip timing, 400 m laps and distance options from 5 km up to 100 mile equivalents. The track is limited to 100 runners at once.

A guided 30 mile trail run on the North Downs Way around Guildford, visiting Box Hill and Denbies Wine Estate. It is led by an experienced ultra runner and coach, with group pacing, route support and a provided kit list.

The Inflatable 5K - Kempton Park will take place in Mitcham on Saturday 3 October 2026. You can run between 5 and 15 kilometers.

Camino Ultra's Epping Forest 50 KM on 3 October 2026 is a 50 km ultramarathon in the Epping Forest area of London, listed at Capel Road E12 5DB. It is part of Camino Ultra's 2026 event programme.

A 25 km EcoTrail run in Bell Common, Epping on 3 October 2026, presented as part of a London based ultramarathon event series.

A guided 30 mile trail run from St Martha's Hill along the North Downs Way, passing Denbies and Box Hill, led by an experienced ultra runner at a social group pace with kit support and pre-run information.

Scenic out and back races along the Thames Path from Petersham & Ham Sea Scouts HQ to Barnes, offered as 10 km, half marathon and marathon options with staffed checkpoints and medical cover.

A charity 5 mile off road trail race through Cawston Park in Norfolk, chip timed and marshalled, raising funds for Norfolk Lowland Search and Rescue with on site parking and refreshments.

A Thames Valley LDWA challenge with new 25 km, 40 km and 50 km routes around Hambleden and Stonor, starting and finishing in Marlow. Entry is limited to 150 and fees include checkpoint food and a badge.

Multi-terrain 10 km and 5 km runs around Thompson, Norfolk, with bespoke medals for all and trophies for top finishers. Proceeds support the Thompson Millennium Green Charitable Trust.

A 50 mile coastal ultramarathon along the Essex saltmarshes, starting at South Woodham Ferrers Rugby Club and finishing at Maldon Promenade Park. Fully supported with aid stations, GPX route files, a shuttle option and a 15 hour cut off.

Experience a scenic multi terrain race through East Grinstead dedicated to local charities. This friendly event features a flat course along bridleways and residential roads with chip timing and a sustainable finisher medal.

A flexible 6-hour timed run along the flat Jubilee River towpath. Run one 5.24-mile lap or see how many you can complete. The scenic route passes through countryside with views towards Windsor Castle.

A lap based Friday timed run on the Thames towpath offering distances from a single 3.28 mile lap up to ultra distances, with the ten pound charity entry supporting Rays of Sunshine and a special double sided medal.

Looped trail event near Maidstone through the Kent Downs with 50 km, 25 km and 10 km options. The route is fully signed and supported with covered rest stops, medical teams, GPS tracking and weekend camping at basecamp.

A backyard ultra at Turvey House where runners repeat a 4.167 miles loop each hour; solo and paired entries are available, with 8 hour and 7 hour capped options and chip timing.

A flat coastal trail event in Dunwich on 10 October 2026 offering 10K, half marathon, marathon and ultra distances across forest, moorland, grass and beach, with timed results and a seasonal leaderboard.

Trail event at Box Hill, Surrey offering 21K, 31K and 50K options on marked routes with marshal support, chip timed results and a finish village with a themed medal and free race photos.