Trail Running calendar near West Sussex 2025-2026

The Hilly Helmet Challenge is an exciting running event taking place at Leighton Recreation Centre in Westbury on August 6, 2025. Celebrating its 9th year, the event aims to raise funds for Brain Tumour Support. Participants are encouraged to wear creatively decorated helmets, with prizes awarded fo..

The MTC Oxford Ultra is a challenging 49-mile ultra marathon that takes participants on a scenic route from Oxford to Henley-on-Thames. The race features checkpoints providing food and hydration, ensuring runners are supported throughout their journey. All finishers receive a bespoke medal and can c..

The Centurion North Downs Way 100 is a challenging 100-mile trail run that takes place along the scenic North Downs Way, stretching from Farnham in Surrey to Ashford in Kent. Participants will encounter a total elevation gain of 11,000 feet, navigating through picturesque English countryside, includ..

The MTC Windsor Ultra is a challenging 47-mile ultra marathon that takes participants on a scenic point-to-point route from Henley-on-Thames to Kingston upon Thames. Runners will experience picturesque views along the River Thames, passing landmarks such as Windsor Castle and various locks. The even..

The Thames Meander Summer is a scenic riverside running event organized by Hermes Running, taking place along the picturesque Thames Path. Participants can choose from three distances: a 10km, half marathon, or marathon, all starting from the Petersham & Ham Sea Scouts HQ in Richmond. The routes fea..

The Ramsbury Gold 10km is an exciting trail running event set in the picturesque Ramsbury Estate, hosted by the Ramsbury Brewery. This event features a scenic route that is accessible to runners of all abilities, including Canicross participants. Runners will enjoy a mix of local trails, woodlands,..

The Henfield Half Marathon, organized in conjunction with Henfield Joggers, is an off-road running event featuring a scenic course that meanders along a riverbank and a disused railway, incorporating flint paths and stiles. The event takes place at the Henfield Leisure Centre, providing facilities s..

The Sunflower Stride is an exciting evening running event held in Dorchester, Dorset, featuring 5k and 10k races through stunning sunflower fields and scenic landscapes. Designed for runners of all abilities, the 5k is open to participants aged 13 and above, while the 10k welcomes those aged 16 and..

The Two Tunnels Races, scheduled for August 17, 2025, in Bath, UK, offer a unique running experience featuring the longest underground sections for each race distance in the UK. Participants can choose from various events, including an ultra marathon, marathon, half marathons, 10km, 5km, and family-..

The Windsor & Eton 10km is a scenic trail run starting from the Windsor & Eton Brewery, located in the historic town of Windsor, near the River Thames. The course is designed to be flat and accessible for runners of all abilities, featuring a mix of towpaths, footpaths, and short road sections. Part..

The Big Pilgrimage is a 15-mile point-to-point mixed terrain run that takes participants along the newly discovered Pilgrim Trail, 'The Old Way', from Southampton to Canterbury. The event starts at Mayflower Park and concludes at the historic Titchfield Abbey, featuring scenic coastal and countrysid..

The Woldingham Marathon is a running event featuring both a full marathon (26.2 miles) and a half marathon (13.1 miles). Set in the scenic surroundings of Woldingham School, the race offers participants an out-and-back course that showcases beautiful views of Kent and Surrey. Runners will navigate t..

The London Backyard Ultra is a premier running event held at Frylands Wood, London, where participants challenge their limits by running four miles on the hour, every hour. This unique format tests endurance and mental strength, making it a thrilling experience for both runners and spectators. The e..

The Henley River Half Marathon, 10k & Juniors is a scenic running event taking place on August 30, 2025, in Henley-on-Thames, UK. Participants can choose from a half marathon, a 10k race, or junior races, all set against the beautiful backdrop of the River Thames. The event features accurately marke..

The Mendip Marauder is an exciting ultra-running event featuring two challenging distances: a 50-mile race and a 30-mile race, both set against the stunning backdrop of the Mendip Hills in Somerset, England. The 50-miler encompasses the entire Mendip Way, while the 30-miler covers the West Mendip Wa..

The Southampton Running Festival, organized by RunThrough UK, will take place on August 31, 2025, in the scenic Southampton Common. This event features multiple race distances, including a 5K, 10K, and Half Marathon, along with junior races. Participants can expect a picturesque route that showcases..

The Andover Trail Marathon is a popular running event in North Hampshire, featuring both a full marathon (26.2 miles) and a half marathon (13.1 miles). Participants can expect challenging terrain with significant elevation changes, including climbs and fast downhill sections that showcase the region..

The South Coast Challenge is a premier endurance event taking place on September 6-7, 2025, featuring stunning routes through the South Downs National Park. Participants can choose from various distances, including 100 km, 50 km, 25 km, or 10 km, accommodating all experience levels. The challenge be..

The Shere 42k, 21k & 10k Multi Terrain Event is a popular trail running competition set in the picturesque Surrey Hills, recognized as an Area of Outstanding Natural Beauty. Participants can choose from three distances: a scenic 10k, a challenging 21k, or a full 42k marathon, each offering unique ro..

The SOX 10km is a multi-terrain running event set in the picturesque South Oxfordshire countryside, starting and finishing at the South Oxfordshire Brewery taproom. This event, which is also Canicross friendly, features a scenic trail suitable for all abilities, incorporating private terrain, woodla..