Trail Running calendar near Grafham Water 2026-2027

We have found 390 Trailruns within 80 miles of Grafham Water. See below where and when you can find the races.

A short fell race in Wirksworth that climbs to a trig point and returns over trails and fields. The main course is about 6.9 km and there are separate short and junior races for younger runners.

Join the inaugural Wild Deer Trail Runs at High Lodge Thetford Forest on 12 April 2026, with scenic 5km and 10km trails. Chip timed and fully supported, all finishers receive a medal, Wild Deer merch, snack and drink.

A fully guided **19 mile** coastal run from Holme Next The Sea to Wells Next The Sea following much of the Norfolk Coast Path. Groups run at a conversational pace with a qualified leader and a stocked aid station at halfway.

Windsor 50 on 18 April 2026 uses Windsor Racecourse basecamp and looped 50 km, 25 km and 10 km routes through the Great Park and along the Thames Path, with regular rest stops, medical support, timing and categories for walkers and fast run..

UTMB Index

An ultra trail race along the Chiltern ridgeline from Berkhamsted Castle to Hampden Meadow in Wendover. The route is about 51 km with 996 m of ascent, fully marked and supported by three staffed aid stations and a nine hour cutoff.

UTMB Index

Thoresby Park Longhorn Trail on 18 April 2026 offers routes from a family 2 km up to a half marathon across a largely flat 1,000 acre estate with historic house, wildlife and live chip timing. Nordic walkers and canicross participants are w..

Tough but rewarding 10 km fell race around Chingford with 450 m of climbing, hosting the first ever Essex County Championships. Pre entry only and open to Essex eligible runners aged 16 and over, with teams welcome.

A timed, lap-based run on a flat 5.3 km towpath course by the River Thames in Walton on Thames. Distances range from 5 km to ultra with flexible rock up and run starts and an optional no-medal lower-price entry.

The Roman Ramble offers a flexible trail running challenge at Billingford Lakes. Choose your distance from 5k to ultra marathon on a mixed-terrain course. Your entry includes parking, aid station support, and a finisher's medal.

A running festival at Cannock Chase Forest on 19 April 2026 offering Half Marathon, 10K, 5K and a junior race through mixed surface forest trails. The event includes chip timing, a themed medal, free photos and an event village.

Thames Ring Series The Thames Ring Series consists of three non-stop ultramarathon distances run on canal and riverside footpaths in southern England. The main event is the Thames Ring 250, a 250-mile (approximately 256-mile) trail race. It..

A limited capacity evening trail run of 5 miles for over 18s with the course run in reverse from previous years. Route files are provided beforehand and finishers can exchange their race number at the bar for a drink.

Trail run at Barningham Estate offering 10k, 20k and 30k single lap routes across off road North Norfolk terrain. Fundraising supports Little Lifts Boxes for people receiving breast cancer treatment.

A multi-distance road event at Suffolk Running Centre offering 5k, 10k, half, marathon and ultra options on measured routes. The marathon uses the Kirtling Route; aid stations, parking and bespoke medals are provided.

A one-day circular long-distance event on 26 April 2026 around Coventry, roughly 40 miles (41.4 miles in 2026). Open to walkers, runners and relay teams of up to six, with five checkpoints and a hot meal at the finish.

A marathon and half marathon on the traffic free Tissington Trail in Derbyshire on 26 April 2026, using a 13 mile former railway route between Ashbourne and Buxton. Advance and on the day entry options are noted.

Join NOT the London Marathon Run 2026 on Sunday 26 April in Walton on Thames for a flat, certified lap course along the riverside towpath. Choose marathon, half or a 7 hour timed challenge, enjoy flexible starts and a commemorative medal.

A spring trail run of around 10 km through bluebell-carpeted woods in the Chiltern Hills, starting from Tring and led in ability groups by Run Leaders. Facilities include a cafe, toilets and bag storage; dogs allowed with cani-cross kit.

A multi terrain *5 km* race at Fineshade Wood on 26 April 2026 set in Northamptonshire woodlands. Finishers receive a bespoke medal and a virtual completion option is available.

A family oriented 2.5K and 5K event at Aston Park where every finisher receives a cuddly teddy. The run raises funds for Birmingham Children's Hospital and finishes with a teddy bears picnic.