Trail Running calendar near Eight Ash Green 2026-2027

MacTuffX Watford at Woodside Stadium on 19 September 2026 offers solo, doubles and relay formats combining ten prescribed Xercises with repeated running segments. Entrants must be 18 plus and a LITE weight division is available with live le..

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.

A 50 km looped trail event from a Henley basecamp through Chilterns countryside, with 25 km and 10 km options. The event offers camping, a Saturday meal, covered rest stops, medical and massage support, GPS tracking and a finishers medal an..

A weekend of Spartan obstacle races at Pippingford Park featuring Sprint, Super, Beast, Ultra and a Kids Race, set on rolling hills and countryside trails. The Ultra includes the British OCR Ultra Championship for British 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.

A timed multi lap event on 26 September 2026 in Walton on Thames combining a flat 5.3 km out and back riverside course with a cake themed aid station, multiple distance options and a seven hour time limit.

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.

A MacTuffX London functional fitness race on 27 September 2026 combining ten Xercises with repeated runs. Options include Solo, Doubles, and Relay entries across Classic (10 x 400 m) and 2X (10 x 800 m) distances; entrants must be 18 or old..

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 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 single-loop 100 mile trail from Plumpton Racecourse in the South Downs National Park, featuring over 12,000 ft of elevation, 12 aid stations, a 34 hour cutoff and free onsite camping. The race forms part of the South Downs Triple Crown.

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.