Trail Running calendar near Sudbury 2025-2026

The Irchester Spooktacular is a Halloween-themed night-time running event held at Irchester Country Park. It features two distances: a 5k race and a 2k Family Fun Run, both set on fully marked woodland trails and tracks. Participants are encouraged to wear fancy dress, with prizes awarded for the be..

The Brewery Trail Run is a 10km (6 miles) trail running event held in the scenic Chiltern Hills near Tring, just 40 minutes northwest of London. Suitable for all abilities, the course features some hills and offers a relaxed, guided experience with qualified run leaders. After the run, participants..

The Winter Warrior 50km Ultra is a trail ultramarathon held annually in early November, starting from Trowse, Norwich, and finishing in Diss, UK. The 50km course follows the well-marked Boudicca Way, passing through picturesque villages such as Caistor St. Edmund, Stoke Holy Cross, and Pulham Market..

The Fireworks 50 is a 50-mile running event organized by Zig Zag Running, held at Wodson Park Sports and Leisure Centre in Ware, Hertfordshire. Now in its fourth year, this unique race takes place on a traffic-free athletics track, offering runners a safe and controlled environment. Limited to 50 pa..

The Chiltern Ridge Winter 50K is an autumn/winter trail ultra marathon held in the Chiltern Hills, starting and finishing at Berkhamsted Cricket Club. Covering 50 kilometers with over 800 meters of elevation, the race follows a specially designed looped course featuring scenic woodland trails, Berkh..

The ZigZag Catherine Wheel Canter is a unique running event held at Wodson Park Sports and Leisure Centre in Ware, Hertfordshire. Participants can choose from various distances including 5k, 10k, half marathon, full marathon, 50k ultra, or a 6-hour challenge, all run on a traffic-free 400-meter athl..

The Wendover Woods Marathon, Half Marathon & 10k is a scenic autumn trail running event held in Wendover Woods, Buckinghamshire. The race features multi-terrain, hilly courses with significant climbs, making it a challenging yet rewarding experience for novices, seasoned runners, and marathoners see..

Tunnel Vision in Market Harborough is a unique 5-mile out-and-back running event featuring both a Night Run and a Dawn Run. The course includes a memorable passage through the 422-meter-long Oxendon Tunnel, an old railway tunnel that is pitch black but mood-lit for the race, requiring runners to use..

Enigma Fireworks is a running event taking place on November 7th and 8th, 2025, at Caldecotte Lake in Milton Keynes. The event features both a marathon and a half marathon on each day, with participants completing scenic laps around the lake. Runners can expect a supportive environment with race bri..

The The Druid's Challenge will take place in Tring on Friday 7 November 2025. You can run 86 miles.

The Dirt Half Challenge is a popular, award-winning half marathon trail race held in Leighton Buzzard, Bedfordshire. The course features a scenic and challenging route that starts in the historic market town and includes an anti-clockwise lap of Tiddenfoot Waterside Park. Runners then follow the pic..

The Remembrance Day Run - South, hosted by Saturn Running, takes place in Surrey at the Wraysbury Skiff and Punting Club along the scenic River Thames in Egham. This 7-hour time challenge allows participants to run multiple laps of a 4.37-mile (7km) course, which features a mix of well-made paths, t..

Remembrance Sunday 2025 is a unique running event scheduled for November 9, 2025, in Brightlingsea, Essex. Participants can engage in a traffic-free, looped trail course, with options to run a marathon or half marathon within a six-hour time limit. The event features an 11 am silence to honor milita..

The Canvey Island Trail Run will take place in Canvey Island on Sunday 9 November 2025.

The SATURN Remembrance Day Run 2025 - South is a commemorative running event held at Wraysbury Skiff & Punting Club, Egham, along the scenic River Thames. Participants can run a flexible distance within a 6 hour and 32-minute timed challenge, with laps of approximately 7km (4.37 miles) or a shorter..

The Run Henham event takes place at the picturesque Henham Park in Suffolk, near Southwold, showcasing the park's autumn scenery. It features three race distances: 10km, 5km, and 1km, all run on light trail terrain within the private park grounds. The 10km and 5km races are single-lap courses with a..

The Centurion Wendover Woods 50 is a challenging 50-mile ultramarathon held entirely within Wendover Woods, England. The race consists of five 10-mile loops on forest trails featuring a mix of wide, soft paths with runnable climbs and descents, alongside steeper, more demanding sections. With 10,000..

The Rugged Radnage 10K Run, held in the Chiltern Hills near Radnage village, offers a challenging mixed-terrain course featuring roads, trails, footpaths, woods, and fields with notable ascents and descents. The event includes both 5K and 10K distances, with the 5K covering half of the 10K route. It..

The Sundon Saunter is a scenic walking and running event held near Barton-le-Clay, UK, featuring routes of 13, 18, and 27 miles. The course traverses mainly field paths, tracks, woods, and some roads through undulating countryside, offering good views from the hills. The event is organized by LDWA B..

The Petzl Night Trails 10K at Salcey Forest is a unique night-time trail running event held near Northampton. Participants run a fully marked, two-lap 10k course on crushed stone paths through the flat but atmospheric forest, guided only by their head torches—Petzl, the event’s sponsor, provides top..