Trail Running calendar near Chelmer Village 2026-2027

Trail races in Slinfold on 13 September 2026 with 10k, 5k and children's races through West Sussex countryside; chip-timed events that raise funds for local community causes.

Experience a scenic trail run through the beautiful Hertfordshire countryside starting in the village of Sandridge. This event features a 10k route near the historic city of St Albans with a finish at the local primary school.

Experience a traffic free trail run through the historic Holdenby House estate with distances ranging from 10km to 50km. Enjoy rolling Northamptonshire views and woodland paths on this private country estate.

Trail running on the undulating, rough tracks of Ashtead Common with a 10k and a 2k kids run. Organised to raise funds for local charities and described as Britain's 'greenest' race, it encourages public transport.

SOX 10 km on 13 September 2026 at Ridgeway View Campsite near Wallingford features a multi terrain 10 km and a canicross 10 km, finishers get a medal, pint cup and free drink while fundraising supports the Thames Valley Air Ambulance.

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 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 offering 5k, 10k, half marathon, marathon and ultra on social out and back routes. Aid stations every 10 km, parking included, bespoke finisher medals and a seven hour cutoff.

Triple Trail Races on 19 September 2026 at Loddington Farm offers 25 km, 50 km and 100 km routes across Kent's North Downs Way, Greensand Way and Weald Way, with on site race village, camping, food vendors and recovery facilities.

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 near Clipston on Sunday 20 September 2026 include a Half Marathon and a Country 5 mile route across bridleways and footpaths. Medals and homemade cakes are provided for all 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.

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.

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.

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.

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.