Trail Running calendar near Marlow 2025-2026

Dark Valley, Night Trails is an exhilarating night-time running event hosted by BigFeat Events at Moors Valley Country Park. Participants can choose from 10km, 20km, or 30km looped trails, all set amidst the enchanting woods of Dorset. Runners will navigate the course using headtorches, guided by fl..

The Kingston 10k, organized by RunUk, is an exciting running event that takes place in Kingston, Surrey. The race starts and finishes at the Kingston Hawker Centre, offering participants a scenic route through the streets of Kingston and along the river towpath. In support of the NHS, runners are en..

The ATW Wendover Woods Trail Run & Canicross is an exciting event set in the picturesque Wendover Woods, offering participants a chance to challenge themselves on scenic trails. Scheduled for November 23, 2025, the event features various distances, including a 5K, 10K, and Half Marathon trail run, a..

The Serpent Trail Ultra Run is a 30-mile trail running event that showcases the scenic beauty of the Serpent Trail and the Sussex Border Path, starting and finishing in Haslemere, Surrey. This event is designed for both seasoned and first-time ultra runners, offering a supportive group experience ra..

The New Forest Stinger is an annual trail running event organized by the Totton Running Club, featuring a scenic 10-mile route through the beautiful New Forest. The race is designed to comply with Forestry regulations, ensuring that participants run on approved trails. Each entry includes an exclusi..

The Wittering Beach Run is a popular running event set against the stunning backdrop of West Wittering's natural beaches, which have earned Blue Flag Status. Participants can choose from three distances: 15km, 10km, and 5km, all of which feature picturesque views of Selsey Bill, the Isle of Wight, a..

The Riverside Marathon & Half Marathon is a scenic running event taking place along the River Thames, featuring a UKA certified route. Scheduled for November 29, 2025, participants can choose to run either a marathon or a half marathon, completing 4 or 8 laps respectively. The course is flat and fas..

The Box Hill Vertical KM is a unique guided trail run set in the scenic hills of Box Hill, Surrey. Participants will tackle a specially designed route that achieves over 1000 meters of elevation in a short distance, exploring off-the-beaten-path trails through woodlands, heathlands, and open fields...

The Maverick Original Oxfordshire 2025 is a trail running event set in the picturesque Stonor Park, known for its historic manor house and ancient deer herd. Scheduled for November 29, 2025, this event features three distinct routes: 22 km, 12 km, and 7 km, catering to various skill levels. Particip..

The Maverick Exposure Lights Dark Oxfordshire 2025 is an exciting trail running event set in the picturesque Stonor Park, nestled in the Chiltern Hills. Participants can choose from three challenging routes: 17 km, 12 km, and 7 km, all designed to enhance the thrill of running in the dark. The event..

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. The route features highlights such as St Martha's Church, the charming village of Shere, and breathtaking views from Newlan..

Winter on the Downs is an ultra-running event featuring two single-loop races of 55 miles and 100 miles, set in the scenic trails of East and West Sussex. Starting and finishing in Eastbourne, participants will traverse iconic landscapes, including Beachy Head and the Seven Sisters. The 55-mile rout..

The Sussex Downs Trail Run takes place in the scenic South Downs National Park, starting from Plumpton Racecourse. Participants can choose between three distances: a 22km Half Marathon, a 12km Standard route, and a 9km option, catering to various skill levels. The course features a mix of flat secti..

The Hurtwood 50K, organized by Freedom Racing, is a renowned trail ultra event set in the picturesque Surrey Hills. This long-distance race features a fully marked route with additional signage, ensuring participants can navigate easily. The event includes regular checkpoints offering food and drink..

Bauble Bimble is a festive running event held at Ferry Meadows, a scenic country park near Peterborough. Participants can choose between a 6-hour or 4-hour format, running as many laps as they can on a 5.3k multi-terrain course featuring gravel paths and grassy areas. This event caters to runners of..

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..

The New Forest Xmas Trails is a festive trail running event hosted by BigFeat Events, set in the picturesque New Forest National Park. Participants can choose from four distances: 15K, 30K, Marathon, and 50K, all on challenging yet runnable off-road courses. The event begins at Holmesly Campsite, of..

The Winter Downs 200 is a challenging 200-mile continuous trail run scheduled for December 10-14, 2025. This event features a scenic loop around the South of England, incorporating renowned trails such as the North Downs Way, Vanguard Way, South Downs Way, Wayfarers Walk, and St Swithuns Way. Partic..

The Mince Pi Run - Races of 2 Decimal Places is a unique running event scheduled for December 14, 2025, at Shalford Park, Guildford. Participants can choose to run distances ranging from 3.14 to 31.4 miles, with options for a Pi marathon and a 1-mile fun run for younger children. The course is mostl..

The Christmas Canter is a festive running event held at the Suffolk Running Centre in Bury St Edmunds. Participants can choose from various distances, including 5k, 10k, half marathon, full marathon, and ultra, with a seven-hour cut-off time. The course features an out-and-back route for shorter dis..