Trail Running calendar near Shoreham-by-Sea 2025-2026

The Humanity Direct Chiltern Challenge is a one-day ultra running event held in the scenic Chiltern Hills, starting and finishing at Princes Risborough School in the South East of England. Participants can choose from three distances: 10km, 25km, or 50km, with ascent gains ranging from 258 to 871 me..

The ATW St Albans Summer 10K is a flat, fast, and chip-timed race held at Highfield Park, St Albans, Hertfordshire. The single-lap course follows the scenic, traffic-free Alban Way, a tree-lined disused railway path, looping through Sleapshyde before returning to the park. The route is mostly on tar..

Bright Skies Surrey Hills is a daytime trail running event held at Denbies Wine Estate in Dorking, UK. It offers marathon, half marathon, and 10K distances, including canicross races, plus 1K and 2K kids’ races for ages 3-12. The course features an undulating route through Surrey’s rolling, muddy hi..

The Valley Park Tour of the Woods is a 10 km trail race held in the scenic Valley Park Woodlands in Chandler's Ford, Hampshire. Organized by Chandler's Ford Swifts Running Club, the race is uniquely divided into five stages ranging from 500 meters to 3 km, with recovery breaks between each that do n..

The Surrey Slog, also known as the Holmbury Hill Challenge, is a challenging trail running event held in the scenic Surrey Hills near Peaslake. The race features a hilly, undulating multi-loop cross-country course primarily on tracks around Holmbury Hill, with well-marked routes and marshalled key p..

BigHeat Trails (FIRE) is the third event in the Classic Element Trail Series, held at Rother College in Midhurst, Surrey. Inspired by the element of fire, this trail running event offers two challenging single-lap distances: a marathon and a 16-mile run. The course features winding dusty tracks, sun..

The Ashdown Forest 10 & 5 Mile Series is an eco-friendly trail running event held at Pippingford Park Manor in East Sussex. This two-race series offers runners the choice of 10-mile or 5-mile distances through stunning, undulating forest trails with picturesque scenery. The event emphasizes sustaina..

Summer Nights is a self-navigation trail race organized by Essex Trail Events, held at The Wheatsheaf in Hatfield Peverel, Essex. The event features a new approximately 6-mile route, with participants using a written route description provided on race day—there are no course markings, marshals, or G..

Stately Trails: Aske is a scenic running event held at Aske Hall, a Georgian country house near Richmond, North Yorkshire. Participants can choose between 5km and 10km trail races, or a 5km walk, all set within the exclusive estate's beautiful grounds featuring parkland, woodland, pasture fields, an..

The Kennet & Avon Canal 145 Mile Race (KACR) is a challenging non-stop ultramarathon held in the UK, running from Little Venice, London, to Bristol. Covering 145 miles, the route follows easy-to-navigate canal, river, and railway towpaths, including the Grand Union Canal, Jubilee River, River Thames..

The Maverick X Series East Sussex 2025 is a trail running event held at Stanmer Park, near Brighton, East Sussex. It offers five routes ranging from a 6 km sprint to a challenging 50 km ultra, all featuring hilly, hard-packed trails suitable for all levels. The course includes scenic sections of the..

The White Horse Gallop is a circular half marathon trail running event that begins and ends on the Ridgeway, showcasing the scenic beauty of National Trust sites, including Ashdown House and the historic White Horse Hill. The course features an "undulating" route, providing a challenging yet enjoyab..

The Westfield 7.5km Trail Race is a scenic trail running event held at Westfield Community Hall in the UK. The course features a mainly off-road loop that follows the famous 1066 Country Walk for the first 3km, passing landmarks like the Bayeux Tapestry-inspired Farbanks Henge sculptures, then retur..

The Bembridge Trail 5 is a scenic 5-mile trail run held in Bembridge, Isle of Wight. The circular course starts and finishes at the Community Centre, taking runners through picturesque areas including Bembridge Marshes, Centurions Copse, Peacock Hill, and along the Coastal Path. The route is undulat..

The 3 Brewers 10km is a trail running event held at the 3 Brewers Brewery, a scenic location nestled on a farm in the Hertfordshire countryside. The race features a multi-terrain, undulating 10km course that includes local trails, woodland, nature reserves, and country lanes, with about 70% off-road..

The Trifarm Summer Trail 10k is a scenic trail running event held at Trifarm in Boreham, Chelmsford, Essex. This race is part of a seasonal series organized by Multisport-Management and features a mostly off-road course, with over 95% of the route on public footpaths and bridleways. The course follo..

Ashtead Park Summer Series 2025 is the final event in a four-part summer evening orienteering series organized by MVOC, held in Ashtead, Surrey. The event offers two course options: a 60-minute score course for experienced participants, where runners choose which controls to visit within an hour to..

The Wendover Woods 10K, organized by Runaway Racing, is a trail running event held at Wendover Woods, Buckinghamshire. The race features a challenging 10-kilometer course with over 250 meters of elevation gain, set entirely on well-marked woodland trails without road crossings. The route offers a mi..

The Round the Rock will take place in Morden on Saturday 2 August 2025. You can run 46 miles.

The Orion Harriers Forest Five Series is a running event held at Jubilee Retreat, featuring a 5-mile race through forest terrain. Established in 2009 to support the Orion Harriers clubhouse, the 2025 series includes three races on Saturday mornings in June, July, and August. The third race also serv..