Trail Running calendar near Royston 2026-2027

Run through the historic Grimsthorpe Castle Estate on trails and woodland tracks. Choose from distances ranging from 10 to 100 miles with solo and relay options and complimentary weekend camping included for all participants.

Experience a trail running event through the picturesque Surrey countryside with distances of 20 km, 41 km, and 62 km. Enjoy a fully marked course ending at a central event village in Godalming with full support.

Experience a 100 mile journey through Kent and Sussex on this flagship LDWA walking event. Celebrate 100 years of Winnie the Pooh while traversing 11250 feet of ascent across the North Downs and Ashdown Forest.

Experience the twilight beauty of Ardingly Reservoir during this sunset run in West Sussex. Choose between a 5km or 10km distance on a scenic undulating trail and enjoy a timed midsummer evening event with finishers medals.

Experience a scenic 26.2 mile marathon consisting of three laps through the historic Richmond Park. Enjoy well supported trail running with regular drink stations and a festive atmosphere near Sheen Gate.

Experience the greenest borough of London with a 50K ultra or 25K trail run through Ealing. Navigate scenic canal paths and parks on this mixed terrain course featuring live tracking and aid station support.

Event Overview The Blackwater Trail Events include a half marathon and a marathon on a new marathon course for 2026. The event uses a flexible entry fee structure where participants can choose to pay for extras like a medal or not. Course a..

Experience a trail run along the River Thames starting from Marlow Rugby Club. Cross the famous Marlow Bridge and celebrate at the finish with a custom medal and a Rebellion Brewery beer or soft drink.

A timed Friday event on a flat 5.3 km out-and-back course along the river Thames, with lap-based distances from 5 km to ultra and a £10 Run for a Tenner entry benefiting Rays of Sunshine.

Test your endurance at this 50km multi terrain ultramarathon in Maidenhead. Complete the signed course before the official end of daylight to earn your finishers medal and mementoes.

The Ridgeway Challenge The Ridgeway Challenge is an 86-mile (139 km) point-to-point trail running race. It follows the entire length of the Ridgeway National Trail, a historic path used for over 5,000 years. The route runs from Ivinghoe Bea..

Follow the River Medway on a flat 50km trail route connecting three medieval castles from Rochester to Tonbridge. This chip timed ultra marathon features a unique athletics track finish and full medical support.

Experience a scenic point to point trail race along the River Medway from Maidstone to Tonbridge. Enjoy a flat route featuring historic locks and a grand finale on an athletics track.

The Ridgeway Chase is a 60 km ultramarathon along the historic Ridgeway National Trail, starting at Ivinghoe Beacon and finishing near Wallingford. Held alongside a longer challenge, it offers runners scenic ridgeline views across the Chilt..

Experience an interval style racing event in Twickenham featuring repeat segments of 400m or 800m. Available for individual runners doubles or relay teams this May 2026 competition tests endurance through ten measured laps.

Test your endurance on a traffic free 400 metre athletics track in Ware. Choose from distances ranging from 5k to a 6 hour challenge and enjoy full supporter visibility every lap.

Experience a unique 50km point to point ultramarathon from the heart of South London to the rural lanes of Kent. Enjoy a supported journey through urban streets and scenic countryside with well stocked aid stations along the way.

Explore the scenic trails of the Surrey Hills on a guided half marathon. The route changes each time but always features iconic spots like St Martha's Hill. Choose from weekend runs or a special summer evening adventure.

Choose your distance at this flexible 6 hour event outside Market Harborough. Run as many 3.3 mile laps as you like on a flat scenic course along the Griffin Trail with a taproom finish.

A timed riverside event on a 5.3 km out and back Thames course where runners choose how many laps to complete within a seven hour limit. Ten pound entry supports the Rays of Sunshine charity and a double sided medal is awarded.