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.

A mixed terrain half marathon, 10K and junior race take place along the Thames at Remenham Farm on 11 April 2026. The event features waymarked trails, chip timing and a race village with food and post race goodies.

A 26.2 mile multi-terrain marathon through Northamptonshire, starting near Hartwell and finishing at Brixworth Country Park. The course mixes trails, roads and canal towpath, features two staffed checkpoints and GPS tracking.

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..

Outrun Archway offers recurring, in-person trail runs at Whittington Park in north London. Led by queer folks, the sessions prioritize a space for all paces and typically cover about 6k on unpaved surfaces.

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.

Experience a scenic looped challenge through Windsor Great Park and along the Thames Path. Choose to walk, jog, or run distances from 10 km to 50 km with full professional support and a celebration at Windsor Racecourse.

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.