Trail Running calendar near Grantchester 2025-2026

We have found 340 Trailruns within 80 miles of Grantchester. See below where and when you can find the races.

Join Hairy Legs on 10 May for a rugged cross country across two undulating woodland laps with a few final field challenges. Every entrant gets a t shirt, a free beer or soft drink, a post race BBQ and a prize for best dressed.

Enjoy a scenic one lap 10k through bluebell woods, undulating hills and open common in Surrey at Hampton Estate and Puttenham Common. Chip timed with bespoke 2026 medals, a friendly finish village and superb views.

Join the Dinton 5km and 10km Summer Series at scenic Dinton Pastures for four monthly, flat off road laps from May to August. Family friendly with a 2 km kids race, medals, water and post race treats including an ice cream van.

Trent Valley Ultra 50k on 16 May 2026 starts and finishes at Milestone Brewery in Cromwell, sending runners through scenic Nottinghamshire villages. Finishers get tap room access, food, entertainment and a commemorative pint glass.

Run a scenic point to point trail from Dedham Vale to Harwich through coastal estuaries and Areas of Outstanding Natural Beauty, with 100 mile, 50 mile and 50 km options. Mostly flat grass and trail, UTMB 100M index event.

UTMB Index

Take on a classic 50 mile point to point ultramarathon along the North Downs Way from Farnham to Knockholt Pound, with rolling chalk ridge trails, the climb of Box Hill and about 1,700 m of ascent. Scenic, mostly trail and a true endurance..

UTMB Index

Take on the Compton Downland Challenge on 16 May 2026, choosing a scenic 26.8 mile marathon or a 16 mile route around the Berkshire Downs and ancient Ridgeway. Expect varied, sometimes muddy trails, great aid stations and a hand thrown mug..

Run through scenic vineyard hills at Denbies Wine Estate in Dorking on 16 May 2026 on a 5.3 km undulating off road loop. Choose as many laps as you like for distances from 5 km up to ultra with flexible start times and limited places.

Join the Reigate Priory Park 10K on 17 May 2026 for a scenic cross country four lap route in Surrey. Enjoy a friendly race atmosphere, bespoke medals and the chance to support the charity Sport In Mind.

Run the scenic loop at Hurtwood Park Polo Club in Cranleigh, Surrey with distances from 5 km to ultra on mostly flat off road trails. Multi lap format and a seven hour time limit suit all paces and every finisher gets a memento.

Join the Deddington Four Farms Challenge on Sunday 17 May 2026 for 5k and 10k routes around the picturesque parish of Deddington. Open to experienced runners, fun runners and families, it is a friendly event supporting local charities.

Stort10 '26 at Cammas Hall Farm on 17 May 2026 offers scenic 10 mile and 5 mile trail routes through woodland, farm tracks and quiet lanes. All finishers get a premium t shirt or a tree planted in their name plus a medal.

Take on 18 miles of scenic Suffolk countryside from Nowton Park to Clare Castle Country Park, running or walking at your own pace. With a friendly atmosphere, medal for all finishers and support for St Nicholas Hospice, this is a challenge..

Race through historic Canterbury, weaving past the cathedral, cobbled streets and ancient city walls from 22 to 24 May 2026. A Friday prologue, a city centre race and sprints on the University of Kent campus include courses for newcomers.

Explore Canterbury's historic centre in a time trial orienteering, with 5 mile and 5k courses past King's School, Westgate Gardens and St Augustine's Abbey. Fastest time wins and finish is at Canterbury Christ Church University.

Run at Grimsthorpe Castle at the Grim Reaper Running Festival with races from 10 mile to 100 mile and a team relay. Scenic 10 mile loop through ancient woodland and lakeside trails, plus night options, medals and on site camping.

UTMB Index

The Fox invites trail runners to Surrey on 23 May 2026 with 20K, 41K and 62K routes starting from local villages. Courses are well marked with regular aid stations and a shared finish in Godalming.

Tackle a scenic 26.2 mile marathon across three laps of Richmond Park, with rolling hills and beautiful parkland views. Chip timing, aid stations, medical cover and a lively finish make this a rewarding London park marathon for seasoned and..

Run the scenic Angles Way Ultra along the flat Waveney valley from Thetford to Great Yarmouth, with 50 km and 100 km options finishing by the sea. Fully waymarked and timed, cupless with checkpoints and coach transfers, this is a friendly t..

Discover Ealing on foot at the Queen of the Suburbs Ultra, a single borough trail event offering a scenic 50k ultra and a friendly 25k loop. Wind through parks, canal paths and Horsenden Hill for leafy views across west London.