Trail Running calendar near Dorking 2025-2026

Trail Run Canterbury is a scenic trail running event held around the outskirts of Canterbury, starting from St. Edmund's School. It offers three distance options: 5.5 miles, 10 miles, and 20 miles, with the longest being two loops of the 10-mile course.The routes feature a mix of open countryside an..

The Chelmsford Brew Co Summer August Ale Trail 10K is a fun, charity-focused running event held at Brewery Fields, Great Baddow, Chelmsford. Scheduled for August 28, 2025, the 10K course is a GPX/Strava route with a narrative guide, emphasizing enjoyment over competition. Participants receive a drin..

The White Cliffs Challenge is a 51-mile endurance event starting from Betteshanger Sports & Social Club in Deal, Kent. The route showcases the stunning White Cliffs coastline, extending beyond Dover, then follows the North Downs Way, passes through the scenic Elham Valley, and traverses the rolling..

The Henley River Half Marathon, 10k & Juniors event takes place in Henley-on-Thames, UK, on August 30, 2025. This scenic trail run is suitable for both new and experienced runners, featuring routes around Henley-on-Thames with views starting and finishing at Temple Island Meadows, the Royal Henley R..

The London Backyard Ultra is a unique endurance running event held at Frylands Wood Scout Outdoor Centre in Croydon, London. Participants run a four-mile loop every hour on the hour, continuing until only one runner remains, testing their true limits. The event offers a challenging yet supportive at..

The Southampton Running Festival, held on August 31, 2025, takes place at Southampton Common, a scenic green space in the city center known for its woodland, grassland, ponds, wetlands, and lakes. The event offers multiple race distances including a 5K, 10K, half marathon, and a junior race, with co..

The T184 is a challenging 184-mile self-supported adventure race following the River Thames from its source near Cirencester to the Thames Barrier in London. Participants navigate through scenic towns, villages, and iconic London landmarks, completing the course within 76 hours. The route alternates..

The 2nd Galloping Grind 10k Trail Run takes place in Boreham, Essex, at Orchards, Damases Lane. This dusk race features a predominantly anti-clockwise trail course, with a new route introduced for 2025. Participants are advised to wear high-visibility or reflective clothing and carry mobile phones f..

The Shere 42k, 21k & 10k Multi Terrain Event is a trail running series held in the scenic Surrey Hills, an Area of Outstanding Natural Beauty. The event offers three distances: a 10k route with 123m ascent through woodlands, a new 21k half marathon featuring parts of the North Downs and Ranmore with..

The South Coast Challenge will take place in Eastbourne on Saturday 6 September 2025. You can run between 16 and 63 miles.

The St Albans Stampede - 12hr Enduro is an ultra marathon held in the scenic Hertfordshire countryside, featuring parts of Heartwood Forest and Nomansland Common. Participants aim to cover the greatest distance by running multiple four-mile loops within a 12-hour period. The event accommodates solo..

The Andover Trail Marathon, held in North Hampshire at Kings Road, Enham Alamein, offers both a full marathon (26.2 miles) and a half marathon (13.1 miles) through scenic trails. The marathon route follows the Testway up to Coombe Gibbet, Hampshire's highest point, then returns via the Conholt estat..

The Hackpen Hill 10k Trail Run is an annual off-road event held near Weir Farm, Broad Hinton, Swindon, Wiltshire. Celebrating its tenth year, the race features a challenging one-lap course that traverses farm tracks, fields, mud, and rolling hills alongside the historic Ridgeway trail. Suitable for..

The Muntjac 15 is a trail running event held on September 7, 2025, featuring a 15-mile course that connects five beautiful woodlands. This race is ideal for runners who enjoy hilly terrain, wooded areas, and single-track trails, offering a scenic and challenging experience. With a limited number of..

The Sufferings is a challenging trail running event held at Washington Village Hall in Pulborough, UK. The race features three distances: a half marathon, a full marathon, and a 39-mile ultra, all incorporating the toughest tracks of the Chanctonbury and Cissbury rings. Participants face significant..

The Coln Valley Charity Trail Run, held in the scenic Coln River valley between Coln St Aldwyns and Bibury, offers 2km, 5km, and 10km trail distances suitable for all ages. The 2km steeplechase features grassy fields with hay bale hurdles and challenging hills, ideal for children and families. The 5..

The Farnham Pilgrim Marathon, held in Farnham, Surrey, offers runners a challenging and scenic trail marathon experience through the Surrey Hills. Known for its spectacular views, the course is primarily off-road, featuring multi-terrain and hilly sections that test endurance and skill. The event is..

The SOX 10km is a scenic multi-terrain running event held at the South Oxfordshire Brewery in Ipsden, UK. The course covers 10 kilometers with about 60% off-road terrain, including trails, woodlands, fields, and local roads, offering stunning countryside views. Suitable for all abilities, the event..

The Bradenham Blast is a highly regarded trail running event held in the scenic Chiltern Hills at Manor Farm, Bradenham, UK. It offers three distances: 5km, 10km, and a new half marathon, catering to runners of all abilities. The course features challenging hills, tranquil beech woodlands, rugged tr..

The HAVOC Twilight Series 2025 No.1 in South Ockendon is a midweek street orienteering event featuring a traditional score format. Participants navigate a single course through streets, local parks, and woods, aiming to visit as many controls as possible within two time limits: Long (60 minutes) or..