Trail Running calendar near Writtle 2026-2027

A multi terrain 10 km and canicross event at Ridgeway View Campsite near Wallingford, with two water stations, chip timing and a medal. Finishers receive a pint cup and a free drink and the event raises funds for the Thames Valley Air Ambul..

Timed laps on a 5.3 km riverside course along the Thames allow runners to build distances from 5 km up to ultras. First 50 entries receive a black and yellow plushie and a Feisty mini me medal; a no medal option is available.

A 7-hour lapped trail event near Hitchin with a 5K loop, event village and a Mini Mile for children; organised by Run Strong with a virtual option and part of proceeds going to charity.

The Bradenham Blast is a scenic 10km trail race through the Chilterns. The hilly course features beech woodlands and a final 3km downhill stretch. It offers finisher medals, photography, and prizes for top runners and teams.

A single 50 miles loop through the Chiltern Hills with 5600 ft of climb, largely on trail. The race features five staffed aid stations, full medical cover, a fully marked route and a 13 hour cut off, starting and finishing at Goring on Tham..

Trail event at Suffolk Running Centre on 19 September 2026 offering 5k, 10k, half marathon, marathon and ultra distances on out and back routes. Aid stations every 10 km, parking included, seven hour cut off and bespoke finisher medals.

A trail event at Loddington Farm offering 25 km, 50 km and a single-loop 100 km across the North Downs Way, Greensand Way and Weald Way, with checkpoint support, a race village and on-site camping.

Experience the rolling Northamptonshire countryside with a half marathon or five mile trail race. Enjoy scenic views across bridleways and footpaths before celebrating with local medals and homemade village cakes.

Experience a scenic trail run through the Huntingdonshire countryside with the Ouse Valley Way Marathon and Half Marathon. These flat point to point races follow the river along a mix of grass gravel and tarmac paths.

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.

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.

Pippingford Park hosts the London South East Spartan Weekend on 26 and 27 September 2026, with races from a kids course to an Ultra 50 km. The Ultra includes the British OCR Ultra Championship and a Trifecta option is available.

The Endless Garden is a last-person-standing Backyard Ultra marathon. Runners tackle a 4.167-mile loop every hour from a base at The Waggoners Pub, where spectators and crews are welcome. The event includes drink vouchers and a special pub..

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.

Experience a flexible trail event at Billingford Lakes with a 5.3 km lap course through grasslands and rugged trails. Choose between 4 and 6 hour sessions to complete your preferred distance and earn your bespoke finisher medal.

Experience a scenic run through the private grounds of the Sandringham Estate featuring a half marathon and shorter distances. This sustainable event offers a unique chance to pass the Royal House on a mix of roads and trails.

Volunteer run charity 10k and 3k through farmland near Grantchester on 27 September 2026, supporting Maggie’s Centre Cambridge and Addenbrooke’s Charitable Trust. Chip timing, medals, trophies, parking and post run services available.

Ten mile trail race at Eridge Park on 27 September 2026 featuring steep climbs, muddy and technical single track, GPX course maps, finisher memento, trophies and a free pint and cake for finishers.

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.

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.