Trail Running calendar near Hertfordshire 2025-2026

The Northampton 10K is a well-organized running event held at Northampton Racecourse Park, featuring a 2.2 km start followed by three laps around the racecourse. The course is accurately measured and takes place on pathway terrain, offering water stations and first aid support. Participants receive..

WTF - Where's The Finish? is a unique timed running event hosted by Zig Zag Running at Brandon Country Park in Suffolk, located in the heart of Thetford Forest. Participants choose between a 6-hour or 4-hour challenge, running multiple laps of a 5.3 km multi-terrain course featuring gravel footpaths..

The Hankley Common 10km is a guided trail run located at Hankley Common Lower Car Park in Elstead, Surrey. This scenic 10km route offers runners the chance to explore beautiful trails rich in wildlife and historical interest, including the Atlantic Wall replica used for D-Day training. The course fe..

The Zigzag - Windmill Way Wander is a multi-distance running event held at the Suffolk Running Centre in Bury St Edmunds, UK. Participants can choose from 5k, 10k, half marathon, full marathon, or ultra distances, all following the scenic Windmill Way route. The course is entirely on road, featuring..

The South Downs & Arundel Winter Trails will take place in Heyshott on Sunday 18 January 2026. You can run between 15 and 42 kilometers.

The Crocodile Challenge is a 6-hour running event held at Ryton Pools Country Park near Coventry in Warwickshire. The course is a runnable, relatively flat 3.3-mile loop around pools and open pasture with crushed stone paths and some minor rises. Participants can complete as many laps as they wish w..

The OMG (One Mile 2 Go) Run, organized by ZigZag Running, takes place at Bawsey Country Park, located on the B1145 between Queen Elizabeth Hospital and Gayton. This trail event offers multiple distance options including 5k, 10k, 15k, Half Marathon, Full Marathon, and Ultra Marathon, catering to both..

The Stonehenge Stomp is a popular walking and running event organized by the City of Salisbury Athletics & Running Club, held near the iconic Stonehenge site. Participants can choose from fully marked trail distances of 5 km (family-friendly), 10 km, 20 km, 30 km, or 40 km, all offering scenic views..

The Ashdown Forest 10 & 5 Mile Series is an eco-friendly trail running event held at Pippingford Park Manor in East Sussex. Featuring two distances—10 miles and 5 miles—the races take runners through stunning park and forest trails with picturesque, undulating terrain. This sustainable event emphasi..

Organized by RunThrough UK, Windsor Trail Run takes place at Alexandra Gardens, Windsor, with a backdrop of Windsor Castle. Held on Sunday 25 January 2026, the event offers a flat, scenic trail course suitable for both 10K and Half Marathon distances. Runners enjoy well-marked trails, steady elevati..

The Longbridge 100 Backyard Ultra is a challenging last-person-standing endurance running event held at Church Farm, Litlington, near Alfriston. Participants run a 4.2-mile loop every hour, starting precisely on the hour, continuing until only one runner remains. The course features a mix of single..

The Fitstuff G3 Series No.2 is a running event held at Hound House Road, Surrey GU5 9JG. Participants can choose between 10km and 15km race distances. The start line and parking are conveniently located in a field off Hound House Road, marked with flags and signs for easy navigation.The event offers..

The Peddars Way Ultra Marathon is a 48-mile ultramarathon held in Suffolk and Norfolk, England. The route follows the historic Peddars Way, an ancient pre-Roman trading path and Roman road, starting at Knettishall Heath Nature Reserve and finishing at Holme-next-the-Sea on the Norfolk Coast. The cou..

The Lavenham 10K Race is a scenic trail run held in the historic medieval village of Lavenham, Suffolk. The course covers 10 kilometers of mixed terrain, including footpaths, forest trails, shallow streams, and quiet rural roads, following the old disused railway line. This multi-terrain route offer..

The Bedgebury Forest 10 and 5 Mile is a scenic trail running event held at Bedgebury National Pinetum and Forest in Kent. Featuring multi-terrain, undulating courses, the race offers 10-mile and 5-mile distances suitable for various fitness levels, along with a junior run for younger participants. R..

The Devil's Punchbowl 10km is a guided trail run held in the scenic Devil's Punchbowl, a natural amphitheatre located in Hindhead, Surrey. This 10km route features challenging hills and beautiful trails, offering runners spectacular views from the summit. Designed for trail running newcomers and tho..

The Squirrel Challenge is a 6-hour running event held at Daventry Country Park, United Kingdom. Participants run or walk multiple laps of a 3.3-mile off-road loop featuring crushed stone paths through tranquil woods, open grassland, and alongside calming waters. The course is mostly firm and suitabl..

The Hibernal Hills 50 Miles is a season-opening ultra running event held at Queen Elizabeth Country Park in Hampshire. This single-loop race covers 50 miles of predominantly trail terrain with approximately 6,400 feet of elevation gain, featuring runnable but undulating paths with some significant h..

Pilgrim Challenge is a two-day 66-mile or one-day 33-mile ultramarathon along the North Downs Way in Surrey. The start is at Sandy Farm Business Park in Farnham, and the route winds through countryside, villages and rolling downs with about 2,374 meters of ascent. The course is fully marked with sig..

XTERRA Matterley is an off-road sporting event held at the scenic Matterley Basin in Hampshire, United Kingdom. Scheduled for February 14-15, 2026, it offers a variety of race formats including duathlons and trail runs suitable for athletes of all levels. The duathlon races feature distances such as..