Trail Running Calendar United Kingdom 2026-2027

The Ridge Off Roader is a trail run through the scenic Chiltern Hills. It offers a half marathon and a 10k route, plus a fun 1k for kids. All proceeds support the local school.

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.

Off-road multi lap run at Nutbourne Vineyards with views to the South Downs. Choose distances from 5 km up to a half marathon on the day; entry is £29, places are limited to 100, and finishers receive a medal, drink and cake.

A trail race in Balbirnie Park, Markinch on 17 May 2026, covering between 4 and 4.5 miles on paths and woodland trails. All finishers receive a medal and prizes are awarded across overall and age categories.

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.

A point to point race of about 5 miles along river paths and the canal towpath on 17 May 2026, organised by Maldwyn Harriers. The course finishes at Abermule Community Centre and includes refreshments and awards.

A MapRun navigation event at Elterwater Hostel on 17 May 2026 in the Lake District. Category O with pre entry and on the day fees; minimum age 14 and 14 to 17 year olds must be accompanied by an adult.

A scenic run around Blenheim Palace on 17 May 2026, featuring a 7.4k lakeside course and a separate dog race. Other options include a 4 mile route for buggies and wheelchairs and a 1 mile junior race.

Mud Monsters Run on 17 May 2026 in East Grinstead is a muddy obstacle event with 3 km, 5 km and 10 km routes through fields, woods and river crossings. Finishers get a medal and free photos; onsite parking costs £5.

A Race for Life event at Hopetoun House offering a chip timed 10k plus 5k and 3k options on mostly gravel and forestry paths. There is a minimum fundraising target of £50 and designated parking on the estate.

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.

A 5k obstacle event at Birkenhead Park on 17 May 2026 where participants climb, crawl and slide over grass and tarmac. Entries support Cancer Research UK fundraising, have a minimum target of £50 and require participants to be 13 or older.

Three Beaks Trail Running Day offers three self supported trail routes from Beak Brewery in Lewes on 17 May 2026. Routes are unmarked but run leaders guide groups and each finish includes a complimentary drink.

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..

A fixed 10.5 km moorland race around Totley with 440 m of climb, varied terrain and marshalled checkpoints. Entry is limited to 250 and runners must follow the mapped route and carry required FRA kit.

A 3.5 mile fell race near Clitheroe with 1247 ft of ascent, on the partially marked Mearley Clough route. Entry on the day includes a pasta supper and prize vouchers, and under 18s need parental consent.

A one-lap, approximately 10 km trail race at Quarry Bank Mill on 19 May 2026. The route mixes trail, grass, tarmac, gravel and steps and includes a charity contribution for tree planting.

A hill trail event in Cockermouth featuring a 6 km multi terrain adult race with a timed summit contest and separate junior races with medals sponsored by Holmen. The event is chip timed and has limited parking.

A single-loop 10.5 km trail at Rudding Park, Harrogate, over mixed and hilly terrain with technical sections and a final climb. The race supports Mind in Harrogate and includes a post-race goody bag, food and on-site entertainment.

An off road 10 km trail run around Barbury Castle near Wroughton, with tracks, hills and ridge top views. The event raises funds for the Wiltshire and Bath Air Ambulance Charity and is currently full with a waiting list.