Trail Running calendar near Grantchester 2026-2027

A flexible Friday run along the Thames. Choose your start time and your distance, from a 5k lap to an ultra. It's a smaller event with a lower fee, but you still get one of the famous Phoenix medals.

Scenic off-road 10 and 20 mile trail races at Castle Farm Campsite near Fotheringhay, with camping available and eco-friendly measures such as bringing your own cup or bottle; one pound per entry supports a local fitness charity.

Experience a scenic trail run around South East England's largest lake with distances ranging from 10km to a 50km ultra marathon. Enjoy undulating rural trails and wooded paths with stunning reservoir views throughout.

A timed multi-lap event on a flat 5.3 km out and back towpath course along the Thames offering distances from 5 km up to ultra with flexible start times, themed ducky incentives and a large spinning medal for finishers.

Test your endurance at MacTuffX London in Barking. Choose from solo, doubles, or relay categories with interval distances of 10x400m or 10x800m. This event is open to all participants aged 18 and over.

A guided 16k trail run at High Lodge in Thetford Forest with information about the woodland and practical trail running tips. Led in groups at a conversational pace, the event has an entry fee of £17.50 and parking charged at £3.

A rural 5 km family fun run and walk in Long Wittenham on 14 June 2026, on signed and marshalled footpaths through Neptune and Paradise Wood. There are age category awards, a midway drinks station, refreshments and a fastest villager prize.

A trail event at Colemans Fishery in Rivenhall on 14 Jun 2026 offering two route choices of about 6.5 or 4.2 miles. Entry fees are non-refundable and proceeds go to Essex and Herts Air Ambulance Trust.

A multi-terrain 5 km race near Silverstone at Blackpit Farm with woodland, lakeside lawns and farmland. Finishers receive a bespoke medal and there is a virtual option to receive the medal by post.

Experience the only Category A fell race inside the M25. This low key event features multiple climbs around Yardley Valley and finishes with scenic views of the London skyline from Pole Hill.

Two fully signed trail routes around Richmond Park following parts of the Capital Ring. Choose a 55 km ultra or a 25 km trail, with route support, training support from Beyond Trails and an accessible start and finish.

Point-to-point 50 Mile Ultra and Marathon along the Three Shires Way through Bucks, Beds and Northants, finishing at Marlow Park Grafham Water. Licensed races with checkpoints, mandatory kit requirements, coach transfers, prizes and free ra..

Timed 6, 12 and 24 hour trail races around a 2.5 km loop at Leybourne Lakes Country Park on 20 to 21 June 2026. Solo and relay formats, live timing, medals and a race village with food and medical support.

A looped trail event at Denbies Wine Estate offering a 100 mile ultra with up to 30 hours to finish, chip timing, on-course aid and multiple concurrent distance options including marathons and timed events.

Trail marathon and half marathon at Denbies Wine Estate on 20 June 2026. The course is a relatively flat one mile loop, offers a long finish window of up to 30 hours and is fully chip timed.

Run 1 mile each hour for 24 consecutive hours at Denbies Wine Estate in P24 The Longest Attended Day, an off road challenge for attended and virtual runners. On site camping and a hefty finisher medal await but places are limited.

Join the Phoenix Hydra 75 Mile Ultra at Denbies Wine Estate in Dorking for a scenic 1 mile off road loop with chip timing and a staffed aid station. Distances run from 12 hour to 100 miles and all entrants receive a free memento.

Run the Maldon Ultras on 20 and 21 June 2026 in Maldon, with 100 mile, 50 mile and 30 mile lapped races across fields, woodland and vineyards with estuary views. Small fields and scenic off road laps make for a friendly yet fierce ultra.

NoMad Ultra on 20 June 2026 offers 50 mile, 50 km and a six person team relay across multi terrain routes around Derbyshire with a 605 m climb. The event is run under a Trail Running Association licence and requires navigation skills.

A 5K off-road trail run around Castle Bytham within the Midsummer Festival, running across Lincolnshire countryside with marshals. Dogs on short non-retractable leads are welcome and junior runners may take part with a registered accompanyi..