Trail Running calendar near London 2024-2025

The Centaur 100 Mile Ultra, organized by Phoenix Running, is a challenging 100-mile race held at Denbies Wine Estate in Dorking. This event is designed to be inclusive and supportive, catering to both seasoned ultra-runners and first-timers. Participants have up to 30 hours to complete the race on a..

The Denbies Marathon & Half Marathon, organized by Phoenix Running, is set to return on June 21, 2025. This unique event offers participants up to 30 hours to complete their race, with flexible start times from Saturday morning to late Sunday morning. The race takes place on a flat-ish 1-mile loop w..

The Railway Children Ultra is a one-day ultramarathon event organized by XNRG, supporting the Railway Children Charity. Participants can choose between 50 or 30-mile routes, starting from Upminster Station and Lansdowne Primary School, respectively. The scenic course follows the Thames, incorporatin..

P24 - The Longest Attended Day is an endurance running event taking place at Denbies Wine Estate in Dorking, coinciding with the summer solstice weekend. Participants challenge themselves to run 1 mile on the hour, every hour, for 24 consecutive hours. The event features a flat mile route, full chip..

The Three Shires Way Ultra & Marathon is an exciting running event featuring a challenging 50-mile ultra and a marathon distance, set against the backdrop of picturesque rural landscapes and ancient woodlands. Participants will experience the beauty of nature as they traverse scenic routes, culminat..

The Greystones 10K Trail Run, organized by North Cotswolds Rotary in collaboration with Gloucestershire Wildlife Trust and Brio Retirement Living, takes place on June 22, 2025, at Greystones Farm Nature Reserve in Bourton-on-the-Water. This scenic 10K course features a mix of quiet country roads and..

The Dunstable Downs Half Marathon is a scenic trail running event set in the picturesque National Trust's Dunstable Downs estate. Scheduled for June 22, 2025, this challenging half marathon features a route that includes stunning ridgeline views, exhilarating descents, and demanding hills. Participa..

The Colworth Marathon Challenge is a unique running event held in the scenic Colworth Estate, North Bedfordshire, UK. Participants can choose to enter one, two, or all three races, which together total 26.2 miles. The event features a multi-terrain 5-mile race, an 8.1-mile cross-country trail, and a..

The Zigzag - Cock-A-Doodle Dawdle will take place in Chipping on Saturday 28 June 2025. You can run between 5 and 26 miles.

The Full Essex Way Ultra is an 82-mile ultra-marathon that takes participants from Epping tube station in London to the historic port of Harwich. The event showcases the scenic Essex Way trail, featuring a mix of terrain including trails, footpaths, tracks, and roads, with a total elevation gain of ..

The Serpent Trail is a scenic long-distance running event set in the stunning countryside of the South East, taking place on July 5, 2025. Participants can choose from four distances: 100km, 50km, 20km, and 10km, with varying entry fees and closing dates for each distance. The event features well-ma..

The ATW Odyssey 12hr Run will take place in Eaton Ford on Saturday 5 July 2025. You can run 7 kilometers.

The Chiltern Ridge Half Marathon is a scenic trail running event set along The Ridgeway National Trail in Buckinghamshire. Scheduled for July 6, 2025, this challenging race covers a distance of 21.2 km with an elevation gain of 526 meters, starting and finishing in Wendover. Participants will naviga..

Fen Gallop 2025 is a running event taking place in Willingham, Cambridgeshire, featuring a 10km race and a shorter 4-mile option along scenic flat country roads, footpaths, and bridleways. The event also includes a kids' run organized by the Willingham School Association. Registration opens early in..

The Bewl 15 Mile & 5 Mile will take place in Wadhurst on Sunday 6 July 2025. You can run between 5 and 15 miles.

Race to the Stones is the UK's largest ultramarathon, taking place along Britain's oldest footpath, the Ridgeway. Scheduled for July 12-13, 2025, participants can choose from various courses, including a 100km non-stop option or a 100km split over two days. The event starts in Lewknor and concludes ..

The North Downs 50 is an exciting ultra challenge event taking place on July 12, 2025, starting from Guildford Basecamp in the picturesque Surrey Hills. Participants can choose from a 50 km loop, as well as 25 km and 10 km options, all featuring stunning views along the North Downs Way. The event of..

The Hughenden Manor 10K is a scenic trail running event set within the picturesque grounds of the National Trust's Hughenden Manor estate, located near High Wycombe. This challenging 10K course features a mix of woodland and rural trails, with hilly terrain that offers a rewarding experience for run..

The Humanity Direct Chiltern Challenge is a scenic running event set in the beautiful Chiltern Hills, offering participants the choice of a 31-mile ultra marathon or a 16-mile half ultra. This one-day challenge not only provides a perfect introduction to ultra marathon running but also supports a no..

The Pewsey Vale Ultra will take place in Linkenholt on Saturday 19 July 2025. You can run 125 kilometers.