Trail Running calendar near High Wycombe 2026-2027

A multi-terrain 5km in Fermyn Woods Country Park on Wednesday 8th July, part of the Northants 5K Series. Limited parking, bespoke finishers medals and a virtual completion option are available; entries close 23:59 on Tuesday 7th July.

An off‑road two-lap race through Hainault Forest organised by Ilford Athletic Club on 8 July 2026, supporting St. Francis Hospice and forming Leg 5 of the Elvis Grand Prix.

A 6-hour timed run along the flat Jubilee River in Slough on July 9, 2026. Participants complete laps of 5.24 miles, choosing their own distance. Every finisher gets a medal.

A **10 km** off-road trail run at Trifarm near Boreham on 25 June 2026, run mostly on public footpaths and bridleways. The route is anticlockwise, finishes with a lap around the lake, and offers on-site parking and on-registration water.

A *10 km* trail race at Coombe Abbey Park on 10 July 2026, run over two laps through woodland, meadow and grass with on-course water and basic facilities. Tiered entry fees apply and optional charity donations are available.

A six hour, self paced lap event at Coombe Abbey Park on a 3.3 mile loop of stone paths, meadow and tree cover. Runners choose how many laps to complete; rucking is allowed and an eco friendly tree token is available instead of a medal.

SATURN Midweek Chasing Numbers on 10 July 2026 is a 7 hour timed challenge along the River Thames with options from 3 km up to 50 km. The event includes aid stations, medals, goody bags and distance pins.

Phoenix Fridays offers a flexible Friday run with a "rock up and go" start. Choose your distance on a flat, timed 5.3km loop along the Thames towpath. All finishers can pick from a selection of signature medals.

A summer evening event in Corsham with an adult multi-terrain 10 km race and a 2 km junior race; licensed and insured, with fundraising for local charities.

A point to point 57 mile ultra along the Severn Way from Worcester to Stonehouse, passing Upton-on-Severn, Tewkesbury and Gloucester. Four checkpoints offer vegan and gluten free options, finishers receive a bespoke medal and a head visor.

A 24-hour multi-terrain relay or solo race near RM13 with teams of 2 to 8, repeated 5.75 mile laps, free camping and on-site catering, showers and first aid. Entry fees are published from £89 to £110.

Follow Britains oldest trail through 5000 years of history on the Ridgeway. Choose between 50km or 100km distances and finish at the iconic Avebury Standing Stones with full medical and snack support.

A family friendly inflatable obstacle run in Southampton on Saturday 11th July 2026, offering 2.5k, 5k, 10k and 15k options with giant inflatables, five music zones, a finisher's medal and on-site food and water stations.

A circular outdoor challenge from Hallow with five waymarked routes through 12 local parishes, distances from 10 to 40 miles. Entry includes checkpoint refreshments and a hot meal at the finish.

Trail races from 8 km to a 50 km ultra starting at Princes Risborough School, crossing beech woodland, ridgelines and chalk downs. Marked routes include outposts, mandatory kit for longer distances, free parking and nearby rail access.

Enjoy a flexible timed running event along the flat River Thames towpath. Choose your distance from 5km to an ultra marathon and earn a bespoke spinning medal on this fast riverside course.

A guided 10 km trail run in the Chiltern Hills on 11 July 2026, based at Church Farm Cafe in Aldbury. Run leaders provide technique tips and local history, with on-site parking and a 15 minute walk from the station; dogs allowed with cani c..

A functional fitness race in Peterborough featuring ten Xercises plus running, offered as 400m or 800m formats with Solo, Doubles, and Relay categories. Gender-based weight divisions apply and all entrants must be 18 or older.

A teams event at The Packhorse in South Stoke on 11 July 2026 where three person teams in compulsory fancy dress collect and carry a full cider barrel from Upper Midford back to the pub. Prizes include fastest time, best fancy dress and tea..

A lap based timed run at Mowsbury Park on 11 July 2026 offering distances from 5 km up to ultra with a flexible one hour start window and a choice of medal or lower cost no medal entry. Places are limited to 75.