Trail Running calendar near Knettishall 2025-2026

The Halstead & Essex Marathon is set to return in May 2025 for its 29th edition, having been established in 1995. This popular event, organized by Halstead Road Runners, attracts participants from across the UK and beyond, taking place on scenic, low-traffic roads in North Essex. Known for its welco..

The Run Rabbit Trail Festival is a multi-distance trail running event organized by Race Harborough, set in the scenic Deene Park Estate near Corby. Scheduled for May 17-18, 2025, the festival features various challenges, including the Trail Mix Challenge (25k), Headlight Hop (10k), and Thump Trail H..

The 10Bay Challenge is a unique running event set on the picturesque beaches of Thanet in Kent, scheduled for May 18, 2025. Participants can choose between two distances: the full 10Bay Challenge, approximately 15 miles, or the shorter 4Bay 10k. The race takes place at low tide, allowing runners to ..

Zig Zag Farmmageddon is an exciting 100-mile running event taking place over two days at Hyde Hall Farm, Buntingford. Participants will tackle a 5.3k loop course within a 32-hour time frame, making it accessible for runners of all abilities. Each participant completing the 100-mile distance will rec..

The Run Banham Zoo (5k) is an exciting running event set in the scenic grounds of Banham Zoo. Participants will enjoy a unique experience as they run past various animal exhibits, including kangaroos, giraffes, and lemurs. The race is open to runners of all abilities, with two waves available for en..

The Grand Union Canal 145 Mile Race (GUCR) is a prestigious ultra-running event taking place along the Grand Union Canal Towpath from Gas Street Basin in Birmingham to Little Venice in London. Scheduled for May 24, 2025, this non-stop race welcomes participants aged 20 and over, with no prior qualif..

The Grim Reaper Ultra Marathon is a multi-distance running event set in the picturesque Grimsthorpe Castle Estate in South Lincolnshire, scheduled for May 24-25, 2025. Participants can choose from four solo distances: 10, 40, 70, and 100 miles, along with team relay options for the longer distances...

The Angles Way Ultra is a long-distance trail running event taking place on May 25, 2025, along the scenic Waveney River valley, spanning the Norfolk/Suffolk border. Participants can choose between a 100k ultra starting in Diss and a 50k ultra from Shipmeadow, both concluding in Great Yarmouth. The ..

The ATW Chiltern Half Marathon and 10K is an exciting running event set in the picturesque Chiltern Hills, known for its stunning landscapes and challenging terrain. Participants can enjoy a memorable experience while bonding with fellow athletes amidst the area's natural beauty. The event features ..

The Three Castles 50km Ultra Marathon invites participants to run along the scenic River Medway, passing three historic castles and charming villages. This event is designed for both seasoned ultra runners and newcomers, featuring a flat course with well-stocked aid stations. The route begins in Roc..

The Ridgeway Challenge is an 86-mile (139 km) point-to-point trail running race that traverses the entire length of The Ridgeway National Trail, from Ivinghoe Beacon in Hertfordshire to the Avebury Stones in Wiltshire. This historic route has been in use for over 5,000 years. Scheduled for May 31, 2..

The Circuit du Sore Legs is an annual running event taking place at Wodson Park Sports and Leisure Centre in Ware, Hertfordshire. Participants can choose from various distances, including 5k, 10k, half marathon, full marathon, and a 50k ultra, all run on a 400-meter athletics track. The event featur..

The Oliver Fisher 10K & 5K is a charitable running event taking place at Milton Creek Country Park, designed to raise awareness and funds for the Oliver Fisher Special Care Baby Trust. Scheduled for June 1, 2025, this event marks the charity's 40th anniversary and promises a family fun atmosphere al..

The Sundowner Marathon is a unique running event that takes place over a summer evening, allowing participants to experience a scenic route that includes canals, waterfalls, vineyards, woodlands, and coastal saltmarshes. Scheduled for June 7-8, 2025, this marathon offers a captivating atmosphere as ..

The Suffolk Back Yard Ultra is a highly competitive running event held at High Lodge Thetford Forest. Participants must complete a 4.167-mile loop every hour on the hour, continuing until only one runner remains who can finish a loop within the one-hour time limit. The event features chip timing and..

The Jubilee Hall Trust's "Run for Your Life" is an annual running event taking place in Hampstead Heath, London, featuring 10K, 5K, and 2K courses. Celebrating its 10th edition in 2025, the event welcomes participants of all abilities, including families and beginners. Runners will enjoy scenic trai..

The Tewinbury Trail 10K is an exciting trail running event set in the picturesque Tewinbury Farm & Hotel, located just north of Welwyn in Hertfordshire. Scheduled for June 8, 2025, this race features a scenic 10K route that meanders through a variety of terrains, including single-track forest paths ..

The Valley of the Owls Run, organized by Zig Zag Running, takes place in the picturesque village of Ousden, Suffolk, known for its historic roads and beautiful countryside. Participants can choose from various distances, including 5k, 10k, half marathon, full marathon, and ultra, with a mass start. ..

The Nene Valley Trail Run features friendly and scenic 10 and 20-mile off-road races set in the picturesque Nene Valley. Participants will enjoy running through beautiful landscapes, including green fields, ancient woodlands, and charming villages. The event, organized by Nene Valley Races, takes pl..

The Run Sandringham 10K is a prominent running event scheduled for June 15, 2025, set within the picturesque Royal Sandringham Estate in Norfolk. This race attracts participants of all abilities, offering a scenic route through the estate and surrounding countryside. The event not only promotes fitn..