Trail Running calendar near Newmarket 2026-2027

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 from Marlow with new 25 km, 40 km and 50 km routes through the Hambleden and Stonor valleys, limited to 150 entrants and offering checkpoints, a finish meal and a commemorative 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.

A community organised 10 km race at Imberhorne School on 4 October 2026 that uses bridleways and residential roads, is fully marshalled and raises funds for local charities.

An off-road running and walking event around the Charnwood countryside based at Nanpantan Scout Group HQ in Loughborough. Main route is about 10 miles; a 1 mile junior fun run is available with a small on-the-day entry fee.

The The Flower Of Suffolk will take place in Southwold on Sunday 4 October 2026. You can run between 18 and 26 miles.

The Phoenix Running - Slough will take place in Slough on Thursday 8 October 2026. You can run 5 miles.

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 offering 50 km, 25 km and 10 km options. The route follows the North Downs Way and River Medway and includes covered rest stops, GPS tracking and camping at basecamp.

A backyard ultra at Turvey House where runners complete a 4.167 mile (6.7 km) loop each hour; failing to start a loop on the hour means elimination. Entries include solo, paired teams alternating loops, and an 8 hour day cap.

Trail event in Dunwich on 10 October 2026 offering 10K, half marathon, marathon and ultra across flat coastal terrain. Courses are fully marked, electronically timed and count towards the Endurancelife seasonal leaderboard.

The Beat Box Hill 50k will take place in Tadworth on Saturday 10 October 2026. You can run between 21 and 50 kilometers.

A half marathon and 10K through Epping Forest, London on 10 October 2026, run on marked woodland trails with aid stations, chip timing and an eco friendly focus.

A military‑inspired obstacle mud run at Hever Castle on 10–11 October 2026, offering **3K**, **6K**, and **12K** courses, obstacles modelled on Royal Marines training, a survival experience, and an event village with music and attractions.

Choose a scenic 10k or shorter 5k through the Chiltern Hills around Frieth, combining woodland paths and country roads. Expect rolling climbs and panoramic views for a rewarding, hilly challenge for road and trail runners.

A 20 mile looped trail that starts and finishes inside the 18th Century Landguard Fort in Felixstowe. The route crosses two nature reserves, two river estuaries and the Port, and is open to participants aged 18 or older.

The Titsey Trail 10k is a community running event held on Sunday, 11th October 2026. Organized by runners for runners, it raises funds for a variety of local charities.

Fully marked trail races at Grafham Water on 11 October 2026 offering a 10k and a half marathon around the reservoir, with GPX routes, water stations, first aid cover, medals and prizes for top finishers.

A single-lap 10K on 11 October 2026 around Burnham on Crouch, featuring sea wall coastal paths and countryside trails. The event is based at Dengie Hundred Sports Centre with free parking, facilities and post-run food and drink.