South East (England)
Trail Running Calendar South East (England) 2026-2027
Explore the best trail runs in South East (England) for 2026-2027! Our updated list features 363 exciting trail runs across the region. Find your next trail run in South East (England) below and join the trail community at these great events!
September 2026
BigSky is the "Air" event in the Classic Element Trail Series on 20 September 2026 at Hyde Common, New Forest. Routes of 18 miles, marathon and 50k run over marked trails with multiple aid stations, mandatory fluid carriage and a bespoke finishers me..
A technical looped forest trail at Avon Tyrrell in the New Forest with choices from 5K to ultra, on-course aid, facilities and a finisher medal.
A 7k beach run from Broadstairs to Ramsgate and back with individual and team prizes, live results and on-site refreshments.
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 countryside multi-terrain 10K in Longworth village with kilometer markers, water stations, a kids fun run, and entries limited to 200 runners.
Timed fell run on Butser Hill in the South Downs, with junior and senior races and proceeds supporting The New Blendworth Centre.
Six hour trail event at Bates Green Farm where runners complete as many 3.6 mile laps as they choose, solo or in relay, with a vegan friendly cup free aid station.
Three evening trail time trials in the Chilterns on 23 Sep, 21 Oct and 25 Nov 2026, each around 8 km, marked and chip timed with mandatory head torch.
A Henley basecamp trail event with looped options of 50 km, 25 km and 10 km, covered rest stops, GPS tracking, medical support, camping and finish-line hospitality.
Obstacle course weekend at Pippingford Park on 26–27 Sep 2026 with Sprint, Super, Beast, Ultra, Kids races and the British OCR Ultra Championship.
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.
Three community races at Harcourt Hill, Oxford on 26 Sep 2026 with 10 km, 3 km and 1 km options. The 10 km is mostly off road and includes a section of the Oxford Greenbelt Way; medals and prizes are provided.
A 10 mile, traffic free trail run at Eridge Park on 27 September 2026 featuring steep climbs, muddy sections, route maps and finish-line cake and a pint.
Trail races at Amport Cricket Club with 5k, 10k, 10 mile and canicross on marked multi-terrain routes, cupless stations, first aid and finish-line refreshments.
Trail run in Bisham, Marlow on 27 September 2026 with Half Marathon, 10k and 1k routes along the Thames and through woodland.
A Kent LDWA challenge event from Wye Village Hall with 27, 20 or 15 mile routes across the North Downs, close to Wye railway station.
A 5km handicap trail race in Firle on 27 September 2026 with a mostly hard track route, prizes, a 50 runner limit and tea and cake after.
A timed lap based run at Buchan Country Park in Crawley on 27 September 2026 with distances from 5 km up to ultra and flexible start options. Entry choices include a medal or a lower cost no medal option.
Point to point runs from Central Park, Dartford along the River Darent with 5K, 10K and 18K options plus a finisher medal and post race refreshments.
A mixed terrain 10 km race across the grounds of Highclere Castle on 27 September 2026 supporting Thames Valley Air Ambulance and Newbury AC.