Trail Running Calendar East of England 2024-2025

The Thames Ring 250 will take place in Streatley on Wednesday 23 April 2025. You can run 250 miles.

The The "Other" Run will take place in Bury St Edmunds on Sunday 27 April 2025. You can run between 5 and 26 miles.

The Zig Zag Marathon and Half Marathon will take place in Bury St Edmunds on Sunday 11 May 2025. You can run between 13 and 26 miles.

The Zig Zag Farmmageddon will take place in Buntingford on Saturday 24 May 2025. You can run between 5 and 100 miles.

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. Participants have a tim..

The Circuit du Sore Legs will take place in Ware on Sunday 1 June 2025. You can run between 5 and 6 hours.

The Suffolk Back Yard Ultra will take place in Knettishall on Saturday 7 June 2025. You can run 4 miles.

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. This marathon offers a distinctive atmosphere as runners traverse the course in..

The Valley Of The Owls Run will take place in Bury St Edmunds on Sunday 8 June 2025. You can run between 5 and 26 miles.

The Tewinbury Trail 10K is an exciting trail running event set in the picturesque surroundings of Tewinbury Farm & Hotel, located just north of Welwyn in Hertfordshire. Scheduled for June 8, 2025, this 10K race features a diverse route that includes undulating terrain, single track forest paths, and..

The Railway Children Ultra is a one-day ultramarathon event organized by XNRG, supporting the Railway Children Charity. Participants can choose between 50 or 30-mile routes, starting from Upminster Station and Lansdowne Primary School, respectively. The scenic course follows the Thames, incorporatin..

The Three Shires Way Ultra & Marathon is an exciting running event featuring a challenging 50-mile ultra and a marathon distance, set against the backdrop of picturesque rural landscapes and ancient woodlands. Participants will enjoy a scenic route that culminates at Grafham Water, making it a memor..

The Dunstable Downs Half Marathon is a scenic trail running event set in the picturesque National Trust's Dunstable Downs estate. Scheduled for June 22, 2025, this challenging half marathon features a route that includes stunning ridgeline views, exhilarating descents, and demanding hills. Participa..

The Zigzag - Cock-A-Doodle Dawdle will take place in Chipping on Saturday 28 June 2025. You can run between 5 and 26 miles.

The ATW Odyssey 12hr Run will take place in Eaton Ford on Saturday 5 July 2025. You can run 7 kilometers.

Fen Gallop 2025 is a running event taking place in Willingham, Cambridgeshire, featuring a 10km race and a shorter 4-mile option along scenic flat country roads, footpaths, and bridleways. The event also includes a kids' run organized by the Willingham School Association. Registration opens early in..

The Boudicca Way 50km Ultra is a scenic ultramarathon taking place on July 19, 2025, along the historic Boudicca Way Long Distance Path from Diss to Norwich. This beginner-friendly event welcomes both runners and walkers, with a time limit of 10 hours to complete the course. Participants will traver..

The ATW St Albans Summer 10k will take place in St Albans on Sunday 20 July 2025. You can run 10 kilometers.

Run Sandringham 24 is a premier running event taking place at the Sandringham Estate, the Royal Family's country retreat, from August 8-10, 2025. This 24-hour trail race invites participants of all abilities to run as many laps as possible on a scenic 5-mile course, with options for solo runners or ..

The Stour Valley Path 100 (SVP100) is an ultra-running event featuring two distances: 100km and 50km, taking place on August 9, 2025. The race follows the picturesque Stour Valley Path, which stretches from Newmarket in Suffolk to Cattawade in Essex, showcasing the stunning landscapes that inspired ..