Trail Running calendar near Harwell 2026-2027

Trail marathon and half-marathon near Andover with hilly terrain to 280 m, marked routes, aid stations and chip timing; includes a Military Cup team competition for serving personnel.

Experience a flat multi terrain course along the banks of the River Wye. This festival of running offers chip timed 10k and 5k races plus a family fun run and Canicross options for everyone to enjoy.

Join the Carnival Chase on 6 Sep in Warminster Town Park for 10K, 3K and a 1.2K family, wheelchair and buggy fun run. Enjoy a scenic country lane course by the boating lake, medals for all and a lively event village.

A roughly 13(ish) mile TRA licensed trail race around Corfe Castle Common and the Purbeck coast on 06 September 2026. The event includes four water stations a 3 hour 30 minute cutoff and awards trophies plus a finisher t shirt.

Three trail distances through the Coln River valley on 6 September 2026, raising funds for the school’s Big Build Project; routes are mostly on trail with on-course refreshments and finish-line BBQ and cakes.

A small community trail race in Epney, Gloucestershire covering about 10 miles with roughly 70 m of ascent. The circular course follows canal towpath and local footpaths and features marshals, an aid station and a GPX file for guidance.

A guided *10 km* trail run around Silent Pool in Albury, Surrey, using sections of the North Downs Way and Netley Heath and passing film locations in Shere. Events run at sunset or at night with headtorch in the darker months, led by an exp..

Experience an autumn trail run through the footpaths and bridleways of Boreham. This 10k event features a sunset start with a scenic off road route and a seasonal championship point system for participants.

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 multi-distance trek and trail event along the Thames from Putney Bridge to Henley on 12/13 Sept 2026, offering 100 km to 10 km options with regular rest stops, catering, medical support and GPS tracking.

Three fell races around Ventnor on the Isle of Wight offer routes from 3.8 km to 21 km with notable ascent. The series follows FRA rules, has entry limits and also serves as the SEAA Fell Running Championships.

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.

Ventnor Horseshoe on Sat 12 Sep 2026 offers a scenic but testing 12 km fell course around Ventnor with 443 m of climb. Part of the Isle of Wight Fell Series, it is perfect for runners seeking a tough coastal hill challenge.

Start the IOW Fell Running Series with St Boniface Fell in Ventnor on Sat 12 Sep 2026, a punchy 3.9 km race with 235 m of climbing across scenic Isle of Wight terrain. Pre entry or on the day entries welcome.

Trail races along the South West Coast Path including Durdle Door, Lulworth Cove and Kimmeridge, offered at 10k, 27k and a GPS-tracked 50k ultra. Events are chip-timed with mandatory kit, aid stations and facilities at Base Camp in Wareham.

A one-day ultramarathon on 12 September 2026 with 10, 30 and 50 mile routes along the Thames. Organised by c2c to raise funds for Prostate Cancer UK, the event features marked routes, checkpoints and medical support.

An 81 mile single loop ultra on the Bunyan Way in Bedfordshire with a 24 hour cutoff, 1,219 metres of climb and seven aid stations. The runnable country route features live tracking, medical cover and a bespoke finisher medal and T shirt.

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.

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.

Tackle the Wroxall Round on 13 September 2026, a scenic 21.1 km fell run around Ventnor with about 487 m of ascent. Open to adults, with on the day entries and team places, this is race 3 of the Isle of Wight Fell Running Series.