Trail Running Calendar East of England 2025-2026

The West Acre Wild 10k Challenge is an off-road running event held in Westacre, Norfolk, featuring a 10-kilometer course through undulating bridle paths and woodland tracks in picturesque countryside. The route includes a short paved section at the start, mostly dry farm and woodland paths, and a po..

The High Lodge Half Marathon – Autumn is a scenic 13.1-mile trail race held in Thetford Forest, Brandon, UK. The circular course features a mix of hard-packed sand, grassy footpaths, and forest trails, offering a varied terrain suitable for both road runners and trail enthusiasts. Participants enjoy..

The Black Bull 15 Trail Runs, held in Chelmsford, UK, is an annual charity trail running event featuring two distances: a competitive 15-mile trail run and a non-competitive 15km run/jog/walk. The course offers a scenic loop through local countryside and country roads, providing varied trail surface..

The Epping Forest Wildwood Trail Series offers a scenic half marathon and 10K trail run set in the heart of Epping Forest near London. Scheduled for October 25, 2025, the event showcases the vibrant autumn colors and ancient woodland. Runners navigate a varied course featuring well-maintained paths,..

Pumpkin Plod is a timed running event held at Ferry Meadows, one of the largest country parks near Peterborough, UK. Participants run laps of a 5.3 km multi-terrain course featuring gravel footpaths and grassy areas through the scenic park. The event offers two options: a 6-hour or 4-hour challenge,..

The Stort30 Ultra is a classic 30-mile out-and-back ultra running event held in Hertfordshire, starting at the Hockerill Sports and Social Club in Bishops Stortford. The course runs alongside a scenic river, offering beautiful scenery and a flat, fast route ideal for both experienced and first-time..

The Pre Halloween Coffee and Cream 10k is a night trail running event organized by Multisport-Management. Scheduled for October 30, 2025, this 10-kilometer race offers participants a unique nighttime trail experience just before Halloween. The event is designed to combine the thrill of trail running..

The Winter Warrior 50km Ultra is a trail ultramarathon held on November 1, 2025, starting in Trowse, Norwich, and finishing in Diss, following the scenic Boudicca Way. This well-marked 50km course passes through several villages, offering a beautiful yet challenging winter running experience with po..

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 race takes place on a traffic-free athletics track, offering a safe and controlled environment with no risk of getting lost. Th..

The Chiltern Ridge Winter 50K is an autumn/winter trail ultra marathon held in the Chilterns, starting and finishing at Berkhamsted Cricket Club. The 50-kilometer looped course features 800 meters of elevation gain and showcases scenic woodland trails and stunning views along The Ridgeway National T..

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

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 with guided support from experienced trail runners. After the run, participants enjoy a private..

The Druid's Challenge is an 83-mile (136 km) ultra marathon held over three days in November, traversing the historic Ridgeway in the UK. Participants experience stunning ancient landscapes, rolling chalk downland, woodlands, and notable monuments such as Stone Age barrows and Iron Age forts. The ev..

The Dirt Half Challenge is a popular half marathon trail race held in Leighton Buzzard, Bedfordshire. The course features a scenic and challenging route that includes an anti-clockwise lap of Tiddenfoot Waterside Park, a stretch along the picturesque Grand Union Canal towpath, climbs through beautif..

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 Run Henham event offers 10km, 5km, and 1km races set within the picturesque Henham Park in Suffolk, near Southwold. The course features a single lap of light trail terrain, allowing runners to enjoy the park's autumn scenery. Entry fees include chip timing and a bespoke race medal, with optional..

The 5th Sundon Saunter is a walking and running event held in Barton-le-Clay, UK, on November 16, 2025. Participants can choose from three distances: 13 miles (walkers only), 18 miles, and 27 miles, passing through undulating countryside, woods, fields, tracks, and some roads, offering scenic views..

The Zigzag Turkey Trot Challenge is a six-hour timed running event held at the Suffolk Running Centre in Bury St Edmunds. Participants start together and run as many laps as possible on the undulating, multi-terrain Back Quack route, with an aid station available each lap. The event caters to all le..

The Zig Zag Running St Andrews Day Challenge is a timed running event held at Brandon Country Park in Suffolk, located within Thetford Forest. Participants can choose between a 6-hour or 4-hour challenge, running multiple laps of a 5.3 km multi-terrain course featuring gravel footpaths and grass are..

The ATW Grafham Water - Trail & Canicross is a scenic 10-mile trail running event set around the picturesque Grafham Water in Cambridgeshire. Participants will enjoy a route that begins on the iconic dam and winds through beautiful trails, including a Woodland Nature Reserve and Sanctuary Bay. The e..