Trail Running calendar near London 2026-2027

We have found 421 Trailruns within 80 miles of London. See below where and when you can find the races.

The Farnham Pilgrim Marathon takes place in September 2026 near Farnham, Surrey. The course is noted for its spectacular views.

Experience a hilly multi-terrain race through the High Weald Area of Outstanding Natural Beauty. Choose between 15k and 30k routes linking historic Norman churches and medieval trails in East Sussex.

Participate in a chip timed trail race through the West Sussex countryside starting in Slinfold. This family friendly memorial event features 10k and 5k routes plus dedicated races for children.

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.

Experience the scenic Roman River valley near Colchester with self navigation marathon and half marathon trail races. This cupless event features hilly terrain across villages and hard-packed trails for a rewarding outdoor experience.

Explore the trails around Sandridge village in this 10k event. The course starts on Woodcock Hill and is open to runners aged 16 and over.

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.

Run a scenic and undulating 10k on the rough tracks of Ashtead Common, a protected nature reserve. This community event raises money for local charities and promotes environmental sustainability. A 2k fun run is also available for kids.

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.

Experience a 50 mile single loop through the historic Chiltern countryside. This fully marked course features 5600ft of climb and passes through picturesque villages famous for British film and television.

UTMB Index

Experience a social out and back run through the scenic Gallops near Newmarket with distances ranging from 5k to Ultra. Enjoy a seven hour cutoff and a bespoke medal at the Suffolk Running Centre.

Experience the beauty of the Garden of England with trail races across Kent's most iconic landscapes. Choose between 25km, 50km, or 100km routes through ancient woodlands and historic castle grounds with a festive race village finish.

Explore the rolling hills of Northamptonshire on the trails around Clipston. Choose from a half marathon or a 5-mile course, both starting from the village recreation ground. Every finisher is rewarded with a medal and homemade cake.

Choose your own distance at this New Forest trail event featuring a 3.28 mile loop. Enjoy flexible start times and scenic forest paths with full facilities and a commemorative medal for all finishers.

Experience a scenic trail run through the Huntingdonshire countryside with the Ouse Valley Way Marathon and Half Marathon. These flat point to point races follow the river along a mix of grass gravel and tarmac paths.

The Chiltern 50 Ultra Challenge offers looped trail distances of 50 km, 25 km, and 10 km through the scenic Chiltern Hills. It features a basecamp at Henley Showground with camping, food, and a celebration. Options are available for walkers..

UTMB Index

A 10-mile trail race set in the scenic Candover Valley at Chilton Manor Farm. The route features a historic Yew tree-lined finish and includes private trails with 240m of ascent. Participants receive a unique medal and can enjoy refreshment..

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 scenic trail run through historic Cranborne Chase and Martin Down Nature Reserve. Choose from 10k, half marathon, or marathon distances starting at the convenient Salisbury Racecourse.

Event Overview The Grantchester Charity Runs is a volunteer-run event supporting Maggie’s Centre Cambridge and Addenbrooke’s Charitable Trust (ACT). It takes place on Mill Way in Grantchester, just outside Cambridge. Distances 10 km 3 km..