Trail Running calendar near Boreham 2025-2026

The Norfolk Festival of Running, held at the scenic Bawsey Country Park in Norfolk, offers a variety of race distances including 5k, 10k, 15k, Half Marathon, Full Marathon, and Ultra Marathon. This trail event features an undulating course with terrain comprising sand, gravel, and grass, suitable fo..

BigHeat Trails (FIRE) is the third event in the Classic Element Trail Series, held at Rother College in Midhurst, Surrey. Inspired by the element of fire, this trail running event offers two challenging single-lap distances: a marathon and a 16-mile run. The course features winding dusty tracks, sun..

The Great Barrow Challenge, hosted by Zig Zag Running, is a unique 10-day running event held at the Suffolk Running Centre in Bury St Edmunds. Participants can choose to run distances ranging from 5k and 10k to half marathon, full marathon, or ultra marathon, with the freedom to set their own pace...

The Maidenhead Trail Run, taking place on July 26, 2026, offers a scenic and relaxed running experience in Summerleaze Park, Maidenhead, UK. Participants can choose from 5K, 10K, and Half Marathon distances, all featuring flat, soft trail terrain suitable for all levels, from beginners to seasoned t..

The North Downs 50 Ultra Challenge is a premier endurance event held in the Surrey Hills, starting and finishing at Loseley Park, Guildford. Participants can choose from 50km, 25km, or 10km looped routes that showcase the scenic North Downs Way and surrounding countryside, offering varied terrain an..

The Black Bull 15 Trail Runs, held in Chelmsford, UK, offer two main distances: a competitive 15-mile trail run and a non-competitive 15km run/jog/walk. The event takes place in the scenic local countryside and country roads, starting and finishing at the Black Bull pub garden. Participants can enjo..

The Henley River Half Marathon, 10k & Junior Race takes place at Temple Island Meadows, Remenham Lane, Henley-on-Thames, UK. Scheduled for September 5, 2026, this event features a half marathon, 10k, and a junior race for under-11s. The course offers fast, undulating mixed terrain trails alongside t..

The Silent Pool 10km is a guided trail run starting and finishing at the mysterious Silent Pool near Guildford, a site rich in history and natural beauty. The route features scenic trails including parts of the North Downs Way, the forest of Netley Heath, and the picturesque village of Shere, known..

The Boudicca Way 50km Ultra is a beginner-friendly ultramarathon held in Norfolk, England, following the historic Boudicca Way long-distance path from Diss to Norwich. This scenic 50km route passes through charming villages such as Pulham Market, Fritton, Saxlingham, Stoke Holy Cross, and Caistor St..

The South Downs 100 mile (Autumn Event) is a challenging single-loop trail race held in the scenic South Downs National Park, starting at Plumpton Racecourse in Lewes, East Sussex. Covering 100 miles with over 12,000 feet of elevation, the course features rolling hills and stunning views, supported..

The North Downs Way Ultra Run is a 30-mile trail run starting and finishing at St Martha's Hill in Guildford, Surrey. It showcases some of the best sections of the North Downs Way and surrounding Surrey Hills, including the famous Box Hill and Denbies Wine Estate. Designed as an ideal introduction t..

The Windsor Trail Run, taking place on November 8, 2026, is a scenic trail running event set in Alexandra Gardens, Windsor, Berkshire. Offering both 10K and half marathon distances, the course features flat, off-road trails with gentle elevation gains (29m for 10K and 58m for half marathon), ideal f..

The Serpent Trail Ultra Run is a 30-mile trail running event starting and finishing in Haslemere, Surrey. It showcases some of the best sections of the Serpent Trail and the Sussex Border Path, featuring diverse terrain including hills, ancient woodlands, lush fields, rare heathland, and scenic vall..

The Box Hill Vertical KM is a challenging guided trail run located in Box Hill, Dorking, Surrey. Covering approximately 12.5 miles with around 1000 meters of elevation gain, the route explores hilly woodland, heathland, and open fields, featuring technical climbs that may require scrambling. Designe..