Trail Running calendar near Chipping Ongar 2026-2027

A 10 km race through the private grounds of Loseley Park in Guildford on September 6 2026, featuring timed results, bespoke finisher medals and official on-course photography.

A countryside off road 10k along the Flitch Way with chip timing, water stations and finisher T shirt and medal. The event raises funds for Takeley Silver Jubilee Hall and includes a one mile family fun run.

A community focused 10 km trail run at Dummer Down Farm on 6 September 2026. Off road course across grass, gravel and farm tracks with chip timing, a finisher medal and an event village; part of ticket sales supports Mind.

A guided group trail run of about 10 km around Silent Pool and the North Downs Way, mixing wide paths and single track, with headtorch options for night runs and optional kit trials plus a complimentary alcohol free beer subject to availabi..

Trifarm 10k Autumn trail run on 09 Sep 2026 is a largely off road 10k near Boreham as part of a four race series. The clockwise route uses public footpaths and bridleways and has bottled water at registration and a refill tap by the finish.

A timed, lap-based Friday run along the Thames with flexible rock up and run starts; the £10 affiliated entry is donated to Rays of Sunshine and participants receive a double-sided charity medal.

A team endurance event covering 100km along the South Downs Way in under 30 hours, with standard teams of four plus support crew and a new relay option for 2026. Teams raise funds for the Gurkha Welfare Trust.

On 12 September 2026 a 50 km ultra follows the Boudicca Way from Diss to Norwich, passing historic Iceni and Roman sites. The route is waymarked, the start is close to Diss train station and the event is limited to 250 places.

A bi-annual trail and country lane race around Bewl Water in Kent offering 10 km, half marathon, marathon and 50 km ultra options. Routes follow the reservoir and include mapped GPX routes and course information.

A multi-distance walk, jog and run along the River Thames from Putney Bridge to Henley in September 2026 and 2027. Distances span **10 km** to **100 km** with rest stops, catering, medical support and GPS tracking via an event app.

A Backyard Ultra at High Lodge, Thetford Forest where runners complete a *4 miles 880 feet* loop every hour; full, 12 hour and 6 hour entry options are available, with camping, basic aid station and chip timing.

Trail running in the Surrey Hills with 10k, 21k and 42k routes on chip timed, well marked courses, aid stations and finisher medals. Starts and finishes at Shere Recreation Ground with free parking and an event village.

A charity ultramarathon along the Essex riverside on 12 September 2026, offering 10, 30 and 50 mile routes with marked trails, medical cover and checkpoints. Proceeds support Prostate Cancer UK.

A series of fully marked, fully supported trail and ultra events in the UK that focus on a welcoming, inclusive atmosphere with generous cut-offs and runnable countryside courses.

An 81 mile ultra on the Bunyan Trail in Bedfordshire run as a single loop within 24 hours. The runnable course links villages, has seven aid stations, live tracking and guided recce weekends to preview the route.

Phoenix Running Bedfordshire's Pick n Mix on 12 September 2026 uses a 5.3 km lapped course at Mowsbury Park. Runners choose distances from 5 km up to ultra with a flexible one hour start window and a seven hour time limit.

A trail running event on 13th September 2026 in Seale, based at Myrtle’s Courtyard, with marathon and half marathon routes along the Pilgrims Way and North Downs Way that raise funds for local charities.

A multi-terrain trail race from Rye Sports Centre in East Sussex offering 30k (slightly over 30 km) and 15k routes through the High Weald AONB. The course links historic churches and passes woodlands, orchards, country lanes and coastal vie..

On 13 September 2026 the Alf Shrubb Memorial returns to Slinfold with chip timed 10k and 5k trail races plus children’s races. The event finishes at Slinfold Cricket Club, supports local causes and awards a replica Alf Shrubb medal to finis..

A 10 km trail race in Sandridge, St Albans on 13 September 2026, starting and finishing at Sandridge Primary School playing field. Organizers publish route information and FAQs, and the event is supported by Sandridge Parish Council.