Trail Running Calendar London 2025-2026

The Run London Epping Forest Trail event features a 10K race set in the scenic Epping Forest, known for its ecological significance and beautiful landscapes. Scheduled for February 9, 2025, participants will complete two laps of the forest, starting and finishing at Chingford Plain Car Park. The rac..

The Thames Meander Marathon is a scenic running event series held along the picturesque Thames Path, starting from the Petersham & Ham Sea Cadets HQ in Richmond. Participants can choose from three distances: 10km, half marathon, and marathon, all featuring flat, runnable routes that are well-marked ..

The Thames Meander Spring is a scenic riverside race series organized by Hermes Running, taking place along the picturesque Thames Path. Starting from the Petersham & Ham Sea Scouts HQ in Richmond, participants can choose from three distances: a 10km loop, a half marathon, or a full marathon, all fe..

The Richmond Park Half Marathon will take place in Richmond on Sunday 23 March 2025.

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 London 100 is an exciting 100KM running event set in Central London, organized by Camino Ultra. Participants will tackle four 25KM legs, exploring the city while passing over 100 iconic landmarks. The event is designed to cater to both first-time runners and experienced athletes, making it an in..

The Richmond Park Marathon is a scenic 26.2-mile running event held in Richmond Park, featuring a challenging course that consists of three laps. The first lap is 12 miles, while the subsequent two laps follow the Tamsin trail, each measuring 7.1 miles. The race starts and finishes near Sheen Gate, ..

The Grand Union Canal 145 Mile Race (GUCR) is a prestigious ultra-running event taking place along the Grand Union Canal Towpath from Gas Street Basin in Birmingham to Little Venice in London. Scheduled for May 24, 2025, this non-stop race welcomes participants aged 20 and over, with no prior qualif..

The London 2 Brighton Ultra Challenge is a premier endurance event that invites participants to traverse a scenic 100 km route from Richmond-Upon-Thames to Brighton. Scheduled for May 2025, the challenge accommodates various distances, including quarter, half, marathon, and full options, ensuring in..

The Jubilee Hall Trust's "Run for Your Life" is an annual running event taking place in Hampstead Heath, London, featuring 10K, 5K, and 2K courses. Celebrating its 10th edition in 2025, the event welcomes participants of all abilities, including families and beginners. Runners will enjoy scenic trai..

Stately Trails: Forcett Park is an exciting running event set in the historic Forcett Park, featuring a scenic 5km or 10km course. Participants will enjoy beautiful trails that meander through pasture fields, farm tracks, and woodlands, with the option to complete two laps for the longer distance. T..

Beyond London is a trail and ultra running event that invites participants to explore hidden trails in the capital. Offering two distances—25km and 55km—runners can experience iconic sights like Eltham Palace and Richmond Park while navigating the scenic Capital Ring footpath. The event is designed ..

The Triffic Trail is an annual running event held in the scenic Trent Country Park, Enfield, London. It features a variety of courses, including a 10 km senior race, a 4.5 km junior race for participants under 18, and a 4.5 km fun run for those under 12. The event caters to all levels of runners, fr..

Stately Trails: Aske is a running event set in the picturesque grounds of Aske Hall, a Georgian country house located near Richmond, North Yorkshire. Participants can choose between a 5km or 10km race, traversing beautiful trails that include pasture fields, farm tracks, and woodlands. The course is..

The Kennet & Avon Canal 145 Mile Race (KACR) is a non-stop ultra-running event taking place from Little Venice, London, to Bristol. Scheduled for July 25, 2025, this race follows scenic canal, river, and railway paths, offering participants detailed maps for navigation. Competitors, aged 20 and over..

The Vanguard Way Marathon and Half Marathon is set to take place on August 3, 2025, featuring a scenic route that runs along part of the 66-mile Vanguard Way trail from East Croydon to Newhaven. Participants can choose between a full marathon (26.2 miles) and a half marathon (13.1 miles), both offer..

The Thames Meander Summer is a scenic riverside race series organized by Hermes Running, taking place along the picturesque Thames Path. Starting from the Petersham & Ham Sea Scouts HQ in Richmond, participants can choose from three distances: 10km, half marathon, and marathon. The routes are flat a..

The Thames Path Ultra Challenge is a premier endurance event taking place on September 13-14, 2025, along the scenic Thames Tow Path from Putney Bridge to Henley. Participants can choose from various distances, including 100 km, 75 km, 50 km, and 25 km, as well as a Henley 10K. The event attracts ov..

The London Epping Forest 50 Km is an exciting ultra-running event taking place in Epping Forest, London. Organized by Camino, this is the fifth edition of the race, designed for both seasoned ultra-runners and first-timers. Participants will navigate through the scenic green spaces of East London an..

The Thames Meander Autumn 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 and finishing at the Petersham & Ham Sea Scouts HQ in Richmond. Th..