Trail Running calendar near Staines-upon-Thames 2026-2027

A 54 mile circular ultra and a 26.2 mile marathon section based at Brixworth Country Park, combining trails, roads and canal towpath with waymarking, checkpoint support and real time GeoTracks tracking.

A combined entry covering four Centurion Running 50 mile races in 2026, each held on a different date. Minimum age 20, entry fee listed, with an optional XCover refund option and published terms and policies.

A 50 mile ultramarathon along the South Downs Way National Trail from Worthing to Eastbourne. Experience 5,700 feet of elevation gain across rolling chalk paths and finish with a lap of an athletics track.

Experience a scenic mixed terrain race along the banks of the Thames in Henley on Thames. Choose from a half marathon, 10K, or junior race starting at the iconic Temple Island Meadows.

Take on the Rosebud Marathon, a 26.2 mile stretch of the Rose of the Shires Ultra through scenic Northamptonshire trails, roads and canal tow path. Enjoy waymarked routes, on site support, a finisher medal and prizes for top runners.

A trail running event at Cowdray Estate on 11 April 2026 offering 3 km kids, 5 km, 10 km and 10 mile options, including canicross races. Routes cross heathland commons in the South Downs and include firm, wet and sandy trail sections.

An inflatable obstacle 5 km event in Huntingdon, Cambridgeshire on 11 April 2026, featuring a course of inflatable obstacles and recent strong booking activity. Past attendees noted a positive atmosphere.

Trail races on the South Downs Way around Stanmer with 21 km, 14 km and 5 km options. Routes pass Ditchling Beacon and include chip timing, a finisher medal, GPX files and on-course support for the longer distances.

Experience a guided marathon through the beautiful Chiltern Hills with expert navigation and support. Run iconic trails like the Ridgeway in a small group setting led by qualified leaders.

Experience the scenic Hampshire countryside with a choice of a ten kilometer trail run or walk and a vibrant kids colour run in the heart of Froyle village.

Experience the beauty of ancient woodland at the Epping Forest Wildwood Trail Series. Choose between a 10K or half marathon distance through scenic trails featuring natural forest terrain and muddy paths.

A seasonal trail run series at Cowdray Estate offering 5 km, 10 km and 10 mile races across spring, summer, autumn and winter, with a summer evening event that includes a BBQ, bar and spot prizes.

A county-versus-county out-and-back on the traffic-free Brampton Valley Way, offering a 14-mile one-way or a 28-mile ultra with timing mats, midpoint splits, and a county-level result comparison.

A circular *10 km* trail race on 12 April 2026 around Kings Cliffe, run on marked and marshalled tracks with an aid station. Entries open 16 June 2025, entry fee £22, minimum age 16, transfers or deferrals allowed.

Experience a unique 42km journey starting in the woodland trails of Stanmer Park and the South Downs before joining the road for a grand seaside finish at Hove Lawns.

The Feisty Phoenix is a flexible timed running event in Bedfordshire. Run a 5.3km loop as many times as you like on a flat course through Mowsbury Park within seven hours. With a unique 'rock up and run' start window and a no-medal entry op..

Join PHOENIX Fridays Run for a Tenner for a relaxed timed riverside run with flexible rock up and run starts supporting Rays of Sunshine. Choose distances from 5 km to ultra and earn a special medal on a flat towpath.

A looped trail event on 18 April 2026 from Windsor Racecourse offering 50 km, 25 km and 10 km options through Great Park, Runnymede and the Thames Path with covered rest stops, medical support and GPS tracking.

A 50K trail ultra across the Chiltern Hills from Berkhamsted Castle to Hampden Meadow via Ashridge, Ivinghoe Beacon, Coombe Hill and Whiteleaf Hill. Fully marked route with three checkpoints and a nine hour time limit.

Experience the rolling hills and lowland heath of the South Downs National Park with five trail distances ranging from 12km to 110km. All races start and finish at a vibrant event village on the historic Cowdray Estate.