Trail Running calendar near Collingbourne Ducis 2025-2026

Epsom Street O is the opening event in MVOC’s eight-event Street O series, staged in the Mole Valley area around Epsom. The Barley Mow pub at 12 Pikes Hill hosts the start, finish and post-race refreshments. The course is a 60-minute Score (with a 40-minute option) on a 1:10,000 OpenStreetMap-based..

Trails & Tarmac Backyard Ultra is held near Crickhowell in the Black Mountains, Powys. The course uses 4.2-mile loops of mixed trail and tarmac, with one gentle climb and a short steep section for a fast, runnable feel. The event follows an endless BYU format: each loop must be completed within one..

The Yard Trail Races, hosted at Chilton Manor Farm in Hampshire, offers participants two scenic routes: a 10k and a 10-mile trail run. Both routes begin and end on a historic avenue lined with 800-year-old Yew trees, providing stunning views. Runners are welcomed at the finish line by friendly marsh..

Hambledon Hilly takes place at Hambledon Vineyard in East Street, Hambledon, Hampshire (PO7 4RY). This is the 10th edition, moving to the vineyard—the first running event staged at England’s oldest commercial vineyard. The event offers five distances: 1km and 2km for youngsters, and 5km, 10km, and 2..

Conquest of Avalon is Albion Running’s late-season ultramarathon in Somerset, finishing in Glastonbury after a final ascent over Glastonbury Tor. The event offers two distances: 50 miles and 30 miles. The 50-mile route begins at Ham Hill Country Park and, about 20 miles in, joins the 30-mile path, t..

Centurion Running’s Chiltern Wonderland 50 is a 50-mile single-loop ultramarathon set in the Chiltern Hills, starting and finishing in Goring-on-Thames, Oxfordshire. The route climbs around 5,600 feet and traverses picturesque villages rich in history, including locations made famous by British film..

The Humanity Direct Tring Ultra is a one-day trail event on 20 September 2025, starting and finishing at Tring Cricket Club (HP23 5NG) in the Chilterns, Hertfordshire. Distances offered are: 50 km (full ultra, listed also as 31 miles) 27 km (half ultra) 10 km Ascent gain varies by distance, repor..

BigSky Trails (AIR) is the finale of BigFeat Events’ Classic Element Trail Series, held at Hyde Common, Frogham, Nr Fordingbridge in the New Forest National Park. It offers 18-mile and marathon distances, starting near Hyde Common as dawn breaks and guiding runners over wide open plains and winding..

The Mells Scenic Race is a 7-mile running event held in the historic village of Mells, near Frome. The course features a mix of footpaths, bridleways, cycle paths, and quiet country lanes, offering a scenic route with some hills. The 2025 race follows the 2023 route, including a stretch along the cy..

Cirencester AC’s Chedworth Roman Trail offers two trail races set in the Cotswold countryside near Cirencester, Gloucestershire. The 10-mile (ish) single loop and a newly added 5-mile (ish) loop pass through Stowell Park, the Coln Valley, and close to the Chedworth Roman Villa. It’s a challenging mu..

The Creative Juices 10km takes place on 21 September 2025 at Creative Juices Brewing Company, Woodoaks Farm (Maple Cross, Rickmansworth WD3 9XQ). The event uses a trail route that starts and finishes at the brewery and runs mostly off road through woodlands, footpaths and bridleways. It is part of..

Cherhill Down Four Colour Local Event 2025, near Calne in Wiltshire, offers four colour-coded orienteering courses across open downland with copses, a hillfort and a prominent monument. Distances range from Yellow 2.2 km to Blue 6.0 km, with climbs up to about 225 m, catering to beginners through ex..

Silent Pool 10km is a guided trail run that starts and finishes at Silent Pool, Albury, near Guildford. The route follows North Downs Way sections and the Netley Heath forest, dipping into Shere and passing film locations from The Holiday and Bridget Jones Diary. It’s ideal for those new to trail ru..

Epic Epping Forest Ultra 2025, run by Orion Harriers, was planned as a 50-mile forest ultra in Epping Forest, north-east London, starting from Jubilee Retreat in Chingford. The course comprised ten 5-mile laps on woodland trails with about 1,120 meters of elevation gain, marked with sawdust and flag..

The Fortitude Ultra - Denbies is an endurance running event held at the picturesque Denbies Wine Estate in Dorking, Surrey. Participants face the challenge of completing 10 laps of varying distances (approximately 3, 4, or 5 miles) within a 10-hour timeframe. Runners can adjust their chosen distance..

The Dark Downs 50k is an exciting night running event held on the scenic South Downs, featuring both a 50k race and a Half Marathon. Participants will experience the unique atmosphere of running at dusk and into the night, with the rolling hills and runnable trails providing an ideal setting. The ev..

The Endless Garden – A Backyard Ultra Marathon takes place at The Waggoners in Ayot Green, Welwyn Garden City, United Kingdom, from 27 to 29 September 2025. The race uses a 4.167-mile trail loop run hourly on the hour, with the field whittling down to a sole finisher. The route is designed to be saf..

Chiltern 50 Ultra Challenge is part of Ultra Challenge’s UK trek and trail series, based at Henley Showground. It offers a 50 km loop (920 m ascent) and a 25 km option, plus a 10 km Chilterns route. The end-of-season course winds through the Chilterns’ historic trails, rolling hills, nature reserves..

Thunder Races offers trail running events in Bedfordshire, UK, centered on Harrold-Odell Country Park. The events feature multiple distances, including a 25km and a 50km trail race, designed for both experienced ultrarunners and newcomers. Runners traverse runnable woodland and countryside around Ha..

North Downs Way Ultra Run is a 30-mile trail event starting and finishing at St Martha’s Hill, Guildford, Surrey. The route follows the North Downs Way westbound, showcasing the Surrey Hills with highlights such as Box Hill and a pass through Denbies Wine Estate before finishing at Newland’s Corner..