Trail Running calendar near Grafham 2026-2027

A multi-terrain marathon and half marathon on the traffic-free Tissington Trail in Derbyshire, using a former railway line between Ashbourne and Buxton. Includes route maps, a bespoke medal, free photos and prizes for leading runners.

A 100 mile trail race along the Thames Path from Richmond to Oxford on 1 May 2027, with 1900 ft of climb, a 30 hour cut off and a minimum of twelve aid stations. Entries require a qualifying 50 mile finish within 15 hours.

A 33 miles trail race that follows much of the Chesterfield Round Walk around Chesterfield, crossing moorland, woodland and farmland. The route is largely unmarked but organisers provide route notes and GPX files and checkpoints offer water..

A one-day trail event in Ilmington offering six distances from 10K to 100KM plus a new two person 100KM relay, with feed stations, baggage support, GPX maps and trackers on the longer routes.

A woodland trail relay at Culden Faw Estate near Henley on Thames offering solo, pair and team entries with camping available. The course uses estate tracks, features a climb before 3 km and is chip timed with live lap splits.

A four leg stage trail relay along the Roach Valley Way covering 23 miles in total. Teams of four navigate by maps and way markers while proceeds support Havens Hospices.

A guided 12.5 mile trail run around Box Hill that gains about 1000 metres of elevation across woodland, heathland and open fields. Group pace with technical climbs and scrambling and a chance of an alcohol free beer at the finish.

A 5 km Pretty Muddy obstacle course at Norfolk Showground with a mix of paths and grass, staggered wave starts every 15 minutes and an age limit of 13 and over. The event supports fundraising for Cancer Research UK.

A two day, two person, self supported navigation challenge in the Surrey Hills based at Newlands Corner. Teams carry all kit and food and score points from virtual controls during two timed sessions across the weekend.

Nuclear Rush is a muddy obstacle course at the Secret Nuclear Bunker Estate in Essex offering 6 km and 12 km options with 40+ and 70+ obstacles. Features include the Deathslide, water ziplines, chip timing, finishers medals and support faci..

An inflatable obstacle course event in Guildford on 8 May 2027 offering 2.5k, 5k, 10k and 15k lap options with music zones, on-course water and a finisher's medal, plus family and group entry arrangements.

A two day trail running festival at Deene Park Estate near Corby on 8 and 9 May 2027 offering events from 10k to a 56.1k Quest, medals for finishers and weekend festival activities.

One‑lap supported trail races from Sherwood Forest offering 30.8 and 40.8 mile routes that pass Creswell Crags, Clumber Park and the Major Oak. The course is marked and marshalled, includes refreshments, a 10.5 hour cut off and finisher med..

A multi-terrain running event around Naseby Village Hall in Northamptonshire offering multiple distances from 10K to a 35 mile ultra. Routes change direction each year and include roads, trails, and local historic landmarks.

Road marathon and half at Suffolk Running Centre using the Kirtling and Windmill routes. Aid stations every 10 km, parking included, and the event is cupless so bring a bottle or cup.

A long-established marathon in North Essex organised by Halstead Road Runners, set on scenic low-traffic roads and part of the Essex Road Running Championships. The event has a 500-runner limit, supports local charities and holds a course m..

A guided 30 km trail run through the Chiltern Hills near Tring with trail technique instruction, checkpoints, bag storage and a finisher's medal. Entry is limited to 50 participants and the route includes about 500 m of ascent.

A 7.5 mile clockwise circuit around Carsington Reservoir with waterside views, a bespoke finisher medal and technical t shirt options; open to entrants aged 16 and over with an entry limit and specified online fees.

A 50k ultra through Nottinghamshire villages that uses footpaths, bridleways, tracks and minor roads. The route starts and finishes at Milestone Brewery, includes checkpoints every 6 to 8 miles and post-race food and tap room access.

A Pretty Muddy 5k obstacle course at Braunstone Park on 15 May 2027 combining grass and path with climbs, crawls and slides. Waves start every 15 minutes, participants must be 13 or older and there is a minimum fundraising target of £50.