Trail Running calendar near Guildford 2026-2027

A *10 km* trail race around Cleveland Lakes organised by the Cotswold Lakes Trust, run on flat tree lined paths with water views. Participants must be 15 years or over and agree to the event terms.

Phoenix Running Bedfordshire's Pick n Mix on 12 September 2026 uses a 5.3 km lapped course at Mowsbury Park. Runners choose distances from 5 km up to ultra with a flexible one hour start window and a seven hour time limit.

A trail running event on 13th September 2026 in Seale, based at Myrtle’s Courtyard, with marathon and half marathon routes along the Pilgrims Way and North Downs Way that raise funds for local charities.

A multi-terrain trail race from Rye Sports Centre in East Sussex offering 30k (slightly over 30 km) and 15k routes through the High Weald AONB. The course links historic churches and passes woodlands, orchards, country lanes and coastal vie..

On 13 September 2026 the Alf Shrubb Memorial returns to Slinfold with chip timed 10k and 5k trail races plus children’s races. The event finishes at Slinfold Cricket Club, supports local causes and awards a replica Alf Shrubb medal to finis..

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.

A 10 km trail race in Sandridge, St Albans on 13 September 2026, starting and finishing at Sandridge Primary School playing field. Organizers publish route information and FAQs, and the event is supported by Sandridge Parish Council.

TrailFest at Holdenby House offers four traffic free trail distances inside a private estate, with routes on farm tracks, field edges and through a small wood, plus rolling hills and open countryside views.

An annual off-road 10 km and 2 km kids run through Ashtead Common SSSI, organised to raise funds for local charities; the undulating course prohibits earphones and promotes low-impact travel.

An annual fun run in Steeple Barton offering 10 km, 5 km and a fun run on undulating on and off road courses through lanes, fields and the Barton Abbey Estate. Proceeds support Steeple Barton Church.

A multi terrain 10 km run and Canicross near Wallingford on September 13th 2026 with chip timing, a medal, a pint cup and a free drink at the campsite finish. The course is mostly off road and supports Thames Valley Air Ambulance.

Timed laps on a 5.3 km riverside course along the Thames allow runners to build distances from 5 km up to ultras. First 50 entries receive a black and yellow plushie and a Feisty mini me medal; a no medal option is available.

An off-road, timed 5K and 10K in the Essex countryside with a fully marshalled footpath route, village-hall finish, and fundraising support for the local Scout Group and tree-planting.

A 10K within the private grounds of Chevening Estate in Sevenoaks, Kent on 13 September 2026. The scenic route crosses parkland and tree lined avenues and includes timed results and bespoke finisher medals.

A looped trail event in Hitchin on a 5 km course where participants have seven hours to complete as many laps as they wish. The weekend includes a Mini Mile for children, an event village, aid station, medals and post event massage.

A charity trail run from The Zach Willsher Pub in Benfleet offering two undulating routes of about 5.7 miles and 12 miles, with written route instructions and timed entries. Funds raised go to Macmillan and finishers receive a pub voucher.

A 50 mile single-loop ultramarathon in the Chiltern Hills around Goring on Thames, with 5,600 ft of climb, five aid stations, full medical cover and a 13 hour finish cut off. The course is mostly trail and fully marked.

A licensed 47 mile non stop trail race along the Cotswold Way from Chipping Campden to Painswick, held under UK Athletics rules with a minimum age of 21.

A single-stage, approximately 102-mile nonstop trail race along the Cotswold Way from Chipping Campden to Bath, held on public rights of way with a 32-hour time limit, food stations, medical support and live tracking.

Triple Trail Races 2026 in Kent offers 25km, 50km and 100km trail routes that connect the North Downs Way, Greensand Way and Weald Way, finishing at Loddington Farm with a race village, on-site camping and on-course support.