Trail Running calendar near Grafham Water 2026-2027

Experience an annual five mile off road run through the scenic Little Haven Nature Reserve. This trail race features woodland paths and spring meadows while raising funds for local hospice care.

Smash Sherwood is a running event at Sherwood Pines Forest Park on 17 May 2026 offering 5k, 10k, 16k and a junior race with on-site parking, toilets and a café; finishers receive a medal and a t shirt.

Held at Blenheim Palace on 17 May 2026, the event offers a 7k (7.4k) lakeside route, a separate dog race, a 4-mile buggy and wheelchair route, and a 1-mile junior run.

A 5 km obstacle course at Stanborough Park on 17 May 2026 featuring mud, climbs and slides, run in staggered waves. Participants must be 13 or older and a minimum fundraising target applies.

Lunacy Obstacle Race is a 10K muddy obstacle course in the Lincolnshire countryside on 17 May 2026. The route includes crawling through mire, climbing barriers, carrying weight and dunking in cold water; finishers receive a bespoke medal an..

Phoenix Striders Summer Series Round 2 is a *5k* trail race at Langdon Discovery Nature Park on 19 May 2026. It is the second of five rounds and offers entry on the day at the same price as online with separate affiliated and unaffiliated f..

A three lap, 5 mile multi terrain race around Eastbrookend Country Park on 20 May 2026. The event is the first in the ELVIS 2026 series, uses chip timing and carries a Trail Running Association permit.

A UKA permitted trail race of approximately 5 miles on Galleywood Common on 20 May 2026. The course uses a written route description with no markings or marshals; dogs are not permitted and minimum age is 16.

Trail 5k and new 10k at Dunkertons Park lead through fields and woodlands to elevated viewpoints. Prizes are awarded for top three men and women and refreshments are provided at the race HQ.

Tackle the Peak District on 21 May 2026 at the Parks Life fell race in Belper Parks Recreation Ground. Choose the main 7 km route with 210 m climb or shorter junior races for U12 and U10, with on the day entries available.

A 10k trail event at Chelmsford Brew Co offering a GPX/Strava-guided competitive run and a relaxed hike option. Entry includes a drink, crisps and a finisher's medal; a £2 levy applies to non-TRA/EA members.

An evening fell race around Carsington Pasture with views of the Peak District and Carsington Water. The *9.5 km* route has 230 m of ascent, rough pasture and two road crossings; free parking and post race food are available.

Farmmageddon at Hyde Hall Farm is an endurance weekend featuring a 100 mile event over two days on a 5.3 km loop, plus shorter distance and time based challenges. The course mixes trail, grass and tarmac with on course aid and on site parki..

A long distance trail challenge from Richmond upon Thames to the Brighton coast with routes from 100 km to shorter distances. The event features marked trails, GPS tracking, staffed rest stops with food and medical support and camping optio..

Running festival at Grimsthorpe Castle Estate on 23 and 24 May 2026 offering 10, 40, 70 and 100 mile solo races and a 100 mile team relay. The marked 10 mile loop passes woodland, limestone tracks and the estate lake and includes free weeke..

A point to point trail run in Surrey on 23 May 2026 offering 62K, 41K, 20K and relay options. The event finishes in Godalming with a race village, timed results, medals and free race photos.

A non-stop **145 mile** towpath race from Birmingham to Little Venice, London, run under UK Athletics rules. Entry is for runners aged 20 plus, limited to 100 starters, with a 45 hour overall cut off and support options for unsupported runn..

An event covering 100 miles over the Spring Bank Holiday Weekend from Meopham through the North Downs, Greensand Ridge, Weald and Ashdown Forest, visiting places from the Winnie the Pooh stories. Entries are closed and minimum age is 18.

A Backyard Ultra at the Lower Red Lion where runners complete a 4.167 mile loop every hour until one remains. Individual entries only, limited to 90, with part of the entry fee donated to local charity Youth Talk.

A muddy 5k obstacle event at Clapham Common with climbs, crawls and slides, wave starts and a minimum age of 13. The event lists facilities such as toilets and refreshments and carries a fundraising target of £50.