Trail Running Calendar South East (England) 2026-2027

Three multi-terrain races from Shere Recreation Ground through the Surrey Hills, offering timed 10k, 21k and 42k courses with marked routes, marshals, aid stations, finishers' medals and an Event Village.

A hilly trail half marathon set in the Surrey Hills, mainly off-road with varied surfaces and scenic views. The event offers frequent refreshment stations, many marshals, free parking and a full marathon option.

Trail running in Rye, East Sussex with 30k and 15k routes through the High Weald Area of Outstanding Natural Beauty. The event features varied terrain, about 1500 ft of climb and supports The Oliver Curd Trust.

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.

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.

Experience an annual fun run at Barton Abbey in Oxfordshire featuring 10k and 5k courses on undulating terrain. Join several race distances or a flexible family fun run to support the maintenance of Steeple Barton Church.

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.

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 50 mile fully marked loop through the Chiltern Hills with 5600 feet of climb, five aid stations, on course medical support and a 13 hour cut off. The race starts and finishes in Goring on Thames and requires a marathon qualifier.

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.

A trail running event at Hyde Common in the New Forest on 20 September 2026 offering 18 miles, marathon and 50km ultramarathon routes with marked courses, multiple aid stations, a bespoke finisher medal and a tree-planting option.

A looped technical trail in the New Forest with a Grade I listed manor house backdrop. Runners choose distance on the day from 5K up to ultra marathon and receive a medal after one loop.

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.

Experience an obstacle course weekend at Pippingford Park featuring distances from 5k to 50k. Run through rolling hills and rugged trails as you tackle the British OCR Ultra Championship or complete your Trifecta challenge.

The Hard Yard is a 10 mile trail race at Chilton Manor Farm on 26 September 2026, using private trails and a one mile yew tree lined finishing avenue. The course gains about 240 m and includes water stations, medics and event photography.

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.

Trail races of 5 km, 10 km and canicross take place at Amport Cricket Club in Hampshire with pre-registration only and specific age rules. The mixed terrain course is marked and marshalled, with first aid and finish line refreshments.