Trail Running calendar near Redhill 2025-2026

Run the Wild Half Marathon is a trail-focused 21km event set in the Chiltern Hills, starting from The Home Office in Tring, 30 minutes northwest of London. The route climbs roughly 300m and winds across chalk hills and through woodlands, offering stunning scenery rather than a road-race atmosphere...

The Springtide 50k is an ultra running event held in the historic town of Arundel, West Sussex. This single-loop course offers a runnable, non-technical route through the scenic South Downs, making it ideal for beginners and experienced runners alike. Participants enjoy stunning views of rolling hil..

The Testway Ultra is a challenging ultra marathon held in Hampshire, England, featuring 40 and 50-mile distances along the scenic Testway footpath. The route stretches from the chalky downs near the Northern Hampshire/Berkshire border to the southern town of Totton in Southampton, showcasing picture..

The Mortimer 10km is a scenic trail running event held in the charming Berkshire village of Mortimer, starting and finishing at Mortimer Fairground. The race features a beautiful two-lap, multi-terrain course that covers woodland trails, footpaths, and bridleways with an elevation gain of 85 meters...

Henley River Half Marathon, 10K & Junior Race, organized by RunThrough UK, takes place at Temple Island Meadows, Remenham Lane, Henley-on-Thames. The event offers three distances—the Half Marathon, 10K, and a Junior Race—on a scenic, mixed-terrain course along the River Thames. The route is undulati..

The 50 Mile Grand Slam is a challenging endurance event organized by Centurion Running, comprising four separate 50-mile races held throughout 2026 in the UK. Participants complete the South Downs Way 50, North Downs Way 50, Chiltern Wonderland 50, and Wendover Woods 50. The event covers diverse sce..

Run The Seasons at Cowdray is a scenic trail running event held on the Cowdray Estate in West Sussex, within the South Downs National Park. The 2026 Spring edition features courses of 5km, 10km, 10 miles, and dog-friendly canicross options. The route traverses Ambersham and Heyshott Commons, designa..

The Centurion South Downs Way 50® is a challenging 50-mile ultramarathon held annually in Southern England, starting in Worthing and finishing at Eastbourne Sports Club Athletics Track. The course follows the South Downs Way National Trail, featuring 5,700 feet of elevation gain over 85% trail and 1..

The Windsor 50 Ultra Challenge is a premier UK trail running and trekking event held at Windsor Racecourse. Participants can choose from 50 km, 25 km, or 10 km looped routes that showcase scenic views of Windsor Castle, the Great Park, Runnymede, and the Thames Path. The 50 km course features two di..

The Spring Trail Series by Ultra X is a trail running event held at the Cowdray Estate in Surrey, within the scenic South Downs National Park. The series features five race distances: 12km, 25km, 50km, 50 miler, and 110km, all set along the picturesque Serpent Trail that traverses greensand hills, r..

Chiltern Ridge Classic 50K is an iconic ultra in the Chiltern Hills, tracing ridgeline trails between Ivinghoe Beacon and Whiteleaf Hill. The race starts from Berkhamsted Castle and finishes at Hampden Meadow in Wendover, following the Ridgeway National Trail via Ashridge Estate and viewpoints such..

The Thames Ring 250 is a challenging 250-mile (approximately 256 miles) trail ultramarathon starting and finishing in Streatley-on-Thames, UK. The race follows an anti-clockwise loop along the Thames, the Grand Union Canal, and the Oxford Canal, primarily on flat canal and riverside paths. Despite t..

The Ale Trail is a 15-mile fun run held in Alfriston, East Sussex, starting from the beer garden of Ye Olde Smugglers Inne. The event features a scenic course with two checkpoint pubs—the Hampden Arms and The Ram Inn—where runners can enjoy a beer and snacks before continuing. Participants are encou..

The Other Run, organized by Zig Zag Running, takes place at the Suffolk Running Centre in Bury St Edmunds, coinciding with the London Marathon day. It offers multiple distance options: 5k, 10k, half marathon, and full marathon. The marathon follows the officially measured, scenic, and mildly undulat..

The Drop - Winchester is a unique and challenging race held in Winchester, UK, offering participants a choice between 10-mile and 15-mile distances, either solo or in teams. Inspired by military-style navigation, the event requires runners to find their way back to the event center from an undisclos..

Greensand Way Ultra Run is a 30-mile trail ultramarathon starting and finishing at West Hanger, Staple Lane Car Park, near Guildford in Surrey. The route links the North Downs Way with the Greensand Way, passing Box Hill, Leith Hill (the South East’s highest point) and summits such as Pitch Hill and..

The Centurion Thames Path 100 is a 100-mile point-to-point trail race held annually in England, running from Richmond in South West London to Oxford city center, finishing on the grounds of Oxford University. The course follows the scenic Thames Path mostly on flat, fast, and well-groomed trails and..

The Isle of Wight Ultra Challenge is a premier endurance event held on the stunning Isle of Wight, featuring a variety of distances including 106km, 53km, 25km, and a 10-mile option. Participants walk, jog, or run along the island’s spectacular southern coastal path, passing iconic landmarks like th..

Rapid Relays is a dynamic running event held at the scenic Culden Faw Estate in Fawley, near Henley on Thames, Oxfordshire. The race features a woodland trail course on estate tracks with gently undulating terrain, including a notable climb before 3 kilometers followed by a long downhill stretch bac..

The Three Forts Challenge is a renowned trail running event held in West Sussex, starting and finishing at Lancing Manor Leisure Centre. It offers three race options: a full marathon (27.2 miles), a half marathon, and a 5-mile trail run. The courses feature demanding terrain with steep climbs, stile..