Trail Running calendar near Stambourne 2026-2027

MacTuffX Watford on 19 September 2026 offers solo, doubles and relay entries over two interval formats, 10x400m and 10x800m. All entrants must be aged 18 or over and fees vary by category.

Trail races on bridleways and footpaths around Clipston, offering a half marathon and a roughly five mile country race, village fundraising support, medals and homemade cakes for finishers.

A marathon and half-marathon along the Ouse Valley Way in Huntingdonshire on 20 September 2026, finishing at Earith on mostly flat grass, gravel and tarmac paths. The races are registered with the Trail Running Association and insured under..

Join this flexible timed event along the flat River Thames towpath in Walton on Thames. Complete as many laps as you like over seven hours to achieve distances from 5km to an ultra marathon.

A five mile autumn trail run in Mill Green on 24 Sep 2026 with limited entry for over 18s. The event is self sufficient, route is anti-clockwise and a head torch and phone are required.

Looped trail event in the Chilterns based at Henley on 26 September 2026. Offers 50 km, 25 km and 10 km distances with covered rest stops, GPS tracking, medical support and camping at basecamp.

An obstacle race weekend at Pippingford Park near Nutley, East Sussex, offering Sprint, Super, Beast, Ultra and Kids races across rolling, often wet terrain. The Ultra includes the British OCR Ultra Championship for eligible entrants.

A last person standing backyard ultra at The Waggoners pub in Welwyn where runners complete a 4.167 mile loop every hour until a single runner finishes a loop alone. Pub facilities, an athletes menu and limited marquee space are available.

Enjoy a flat riverside run along the Thames with a chocolate themed aid station. Choose your own distance from 5km to ultra marathon within a flexible seven hour time limit.

A community running event at Harcourt Hill on 26 Sep 2026 featuring a predominantly off road 10k plus 3k and 1k options, water points, medals for all and prizes for top male and female finishers.

Experience an autumn run through scenic pumpkin fields and farm tracks in Colchester. With 10k, 5k, and 1k distances, this flat off road event features chip timing and a family friendly event village.

A mixed-surface trail event on 27 September 2026 along the Wensum Way offering fixed distances from 10 km to ultra, parking included, an aid station at base camp, bespoke finisher medals and a complimentary coffee and cake at the finish.

Run Sandringham on 27 September 2026 features a Half Marathon, 5K and Community Mile around the Sandringham Estate. The event includes chip timing for the Half and 5K, water stations, medical support and on site parking.

Two measured runs through farmland beside Grantchester near Cambridge, with chip timing and medals for all finishers. The event supports Maggie's and Addenbrooke's Charitable Trust and includes on site services and team prizes.

A 10 mile trail race at Eridge Park in Tunbridge Wells featuring steep, narrow climbs, muddy sections and scenic views. Finishers receive a memento and are offered a pint and cake at the finish.

Experience a scenic off road run through the fields surrounding Manuden with distances of 10k, 5k, and 1k. Enjoy locally organized routes with course water stations and finisher medals for all participants.

MacTuffX London offers a unique interval running competition in September 2026. Participants can compete in solo doubles or relay categories over repeated 400 meter or 800 meter distances in Barking.

A multi terrain trail event near Marlow offering a Half Marathon, 10k and 1k along the Thames and through countryside. Entries include chip timing, a finisher medal and refreshments, and every entry plants a tree.

A guided group ultra run from St Martha's in Guildford along sections of the North Downs Way via Box Hill and Denbies Wine Estate, with kit support, group pacing and an alcohol free beer offered at the finish subject to availability.

An inflatable obstacle course at Kempton Park Racecourse on 3 October 2026 offering 2.5k laps and options for 2.5k, 5k, 10k and 15k. The non timed event includes a finisher medal, music zones, water and on site facilities.