Trail Running calendar near Hertfordshire 2025-2026

The Magna Carta Spring event, scheduled for April 26, 2025, is a scenic running event held in Runnymede, near the historic site where the Magna Carta was signed in 1215. Participants can choose from three race distances: a 10K, half marathon, or marathon, all starting at the Wraysbury Skiff & Puntin..

The Surrey Hills Half Marathon is a scenic trail running event that takes participants through the stunning landscapes of the Surrey Hills, starting and finishing in Guildford. Covering a distance of 13 miles, the route features highlights such as St Martha's Church, the village of Shere, and breath..

The Rathfinny Run is a scenic running event held at the Rathfinny Wine Estate in East Sussex, featuring a 10.7km and a half marathon (21.4km) route. Participants navigate through beautiful vineyard trails with views of the South Downs National Park. This carbon-neutral event, taking place on April 2..

Zigzag's "The Other Run" is a unique running event scheduled to coincide with the London Marathon, offering participants a choice of distances: 5k, 10k, half marathon, or full marathon. Set at the scenic Suffolk Running Centre, the event features a mass start and a seven-hour cut-off time. Runners c..

The Icklesham 8km Trail Race is a scenic trail running event scheduled for April 27, 2025. The race features a picturesque loop around Icklesham, with over 75% of the course on trails, offering stunning views and local landmarks. Participants can enjoy a fully marked and marshalled course, with priz..

The Angmering Bluebell Trail Run, taking place on April 27, 2025, marks its 21st year at the scenic Angmering Park Estate in West Sussex. Participants can choose between a 10-mile or 10km trail run, both showcasing the stunning bluebell woods and private tracks at the foot of the South Downs. The ev..

The Bat Challenge is an exciting running event hosted by Big Bear Events, set in the scenic Beacon Hill Country Park. Participants can run as many 5k laps as they wish within a 6-hour time limit, allowing for a flexible experience tailored to individual abilities. The event begins in daylight, trans..

Midweek Chasing Numbers is a flexible running event organized by Saturn Running, designed to accommodate participants of all abilities, including walkers. Set along a scenic stretch of the River Thames, the event allows runners to choose their distance within a 7-hour time challenge, with options st..

The Centurion Thames Path 100 is a prestigious 100-mile trail race that takes place along the scenic Thames Path, stretching from Richmond in London to Oxford. This event, held annually, features a flat and fast course with a total elevation gain of 1,900 feet. Participants must complete the race wi..

The Mid Sussex Marathon Weekend is a popular three-day running event taking place in May 2025, featuring races in East Grinstead, Haywards Heath, and Burgess Hill. Participants can choose to run individual races or complete the full marathon distance over the weekend. Events include a 10-mile race,..

The Mapledurham Backyard Ultra is a thrilling last-man-standing running event set to take place on May 3, 2025, at Mapledurham House in Reading. This ultra marathon features a 4.167-mile loop through scenic Chazey Woods, where participants run on the hour, every hour, until only one runner remains...

The Two Castles Trails is a unique trail running event featuring narrative races that guide participants through a circular route around the villages near Hedingham and Clare Castles. The marathon and half marathon routes are predominantly off-road, covering diverse terrains. Runners must follow wri..

The Three Forts Challenge is a renowned running event held annually in Worthing, featuring three race options: a full marathon, a half marathon, and a 5-mile trail run. The marathon, slightly longer than the traditional distance, takes participants through challenging terrain with steep climbs and s..

The Marlborough Downs Challenge is an exciting trail running event featuring two distances: a 33-mile race and a 20-mile race, both set in the stunning Wiltshire countryside. Participants will navigate scenic routes that include the Wansdyke Path, Tan Hill Way, and the White Horse Trail, with signif..

The Trident Grantham Triathlon is set to take place on May 5, 2025, at the Grantham Meres Leisure Centre. This classic sprint triathlon aims to revitalize a cherished local tradition, previously organized by SBR Events, now under the management of Trident Sports Events. Participants can expect a wel..

The Harewood Forest Trail Race is an annual running event held in the scenic Harewood Forest, located in the Test Valley, Hampshire. Participants can choose between 5k and 10k trail races, which feature undulating routes through beautiful landscapes, including fields and bluebell woods. The event pr..

BigWayRound - Winchester is an award-winning trail running event set to take place in 2025. Participants can choose from four distances: 14 miles, 19 miles, a marathon, and a 50K ultramarathon, all featuring stunning views of the English countryside. The course includes well-marked paths along the I..

The Silent Pool 10km is a guided trail running event set in the picturesque surroundings of Silent Pool, near Guildford. This evening run is designed for both novice and experienced runners, offering a unique experience of running at dusk or night. Participants will traverse scenic trails, including..

The Collingbourne Races feature a half marathon and a 10km run, both set in the picturesque Collingbourne woods in Ludgershall. This off-road event offers a mix of bridle tracks, woodland paths, and single track running, making it suitable for all levels of runners. Participants can expect ample par..

Run to the Sea Brighton is a scenic 50km ultramarathon that takes participants from Horsham to the Brighton seafront. The event features a diverse multi-terrain route, combining beautiful trails and rolling hills, making it suitable for both novice and experienced runners. With excellent organizatio..