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

Start the IOW Fell Running Series with St Boniface Fell in Ventnor on Sat 12 Sep 2026, a punchy 3.9 km race with 235 m of climbing across scenic Isle of Wight terrain. Pre entry or on the day entries welcome.

A marathon in Farnham, Surrey on 13 September 2026 with listed spectacular views. Entry is £45, places are limited to 1000 and entries close on 8 September 2026.

A multi terrain trail race in Rye, East Sussex, offering 30k and 15k routes through the High Weald Area of Outstanding Natural Beauty. The event supports local charities and includes a bespoke medal and free photographs.

A mixed trail 10k and 5k in Slinfold raising funds for local causes, with chip timing, children’s races and refreshments at the cricket club. Adult finishers receive a replica world record medal and age group awards are presented.

A 13.1 mile half marathon in Richmond Park on 13 September 2026, starting at Sheen Gate and following the Tamsin Trail and park roads with water stations and refreshments on route.

Tackle the Wroxall Round on 13 September 2026, a scenic 21.1 km fell run around Ventnor with about 487 m of ascent. Open to adults, with on the day entries and team places, this is race 3 of the Isle of Wight Fell Running Series.

Run riverside trails and village lanes at Roman River Trails, a self navigated half and full marathon near Colchester. Expect scenic river crossings, varied terrain, stocked aid stations and a cupless format so bring a cup.

Sandridge 10k is a 10 kilometre trail run around the village of Sandridge near St Albans, starting at Woodcock Hill. Entry is for those aged 16 and over and fees are listed between £21 and £23.

TrailFest at Holdenby House on 13 September 2026 offers four traffic free trail distances from 10K to 50 km on estate tracks and woodland, with varied terrain and open views across Northamptonshire.

This charity 10k and kids' fun run takes runners on an undulating course through the scenic and protected Ashtead Common. Organized to fund local causes, it’s promoted as Britain's 'greenest' race, with a strong emphasis on sustainable trav..

A hilly trail event on the Bradenham Estate with 10 km and 5 km routes through beech woodland and open fields. The timed courses include aid, medical cover and photography with prizes for individual and team finishers.

A single loop 50 mile race through the Chiltern Hills with 5600 feet of climb, five stocked aid stations, medical support and a 13 hour cut off, starting and finishing at Goring on Thames.

Race 47 miles along the Cotswold Way from Chipping Campden to Painswick, traversing the rolling hills of the Cotswolds Area of Outstanding Natural Beauty. This licensed continuous trail challenge runs under UK Athletics and TRA rules.

A multi-distance trail event at Suffolk Running Centre offering 5k, 10k, half, marathon and ultra options. The out and back course uses the Gallops Route and Golding Hills, with aid stations every 10k and parking included.

A single stage non stop trail run of approximately 102 miles along the Cotswold Way from Chipping Campden to Bath. The route is very hilly with varied surfaces and includes live tracking, aid stations and medical support.

Explore Kent's countryside on the Triple Trail Races, with 25 km, 50 km and 100 km options that thread the North Downs Way, Greensand Way and Weald Way past woodlands, orchards and Leeds Castle. Finish at Loddington Farm race village with f..

BigSky is the Air event in the Classic Element Trail Series at Hyde Common, New Forest, offering 18 miles, a marathon and a 50 km ultramarathon with marked routes, multiple aid stations and mandatory personal hydration.

Trail races around Clipston offer a half marathon and a 5 mile country run across bridleways, footpaths and minor roads. The course gains 237 m and all finishers receive a medal and homemade cake.

This flexible trail run in the New Forest lets you choose your distance on the day, from a 5K lap to an ultra marathon. The scenic, technical loop starts near a historic manor house. On-site facilities include an aid station, showers, and o..

A marathon and half marathon along the Ouse Valley Way in Huntingdonshire on 20th September 2026, finishing in Earith. Both routes are very low elevation and run on grass, gravel and tarmac with route maps and GPX files available.