Trail Running calendar near Stambourne 2026-2027

Two trail races around Bewl Water in East Sussex offer a full 15 mile loop including the nature reserve and a 5 mile off road return route. The event supports the regional air ambulance and includes a finisher medal and commemorative t shir..

A women only trail event at Denbies Wine Estate in Surrey on 5 July 2026 offering 50K, 25K, 10K and a kids race. No cut offs and options for in person or virtual participation, with profits supporting the SheRACES mission.

A six hour endurance run on a scenic 5k loop at Marston Lodge in Marston Trussell. Fully chip timed with solo, pair, and team entry options so runners complete as many laps as they can in six hours.

Ware Festival of Running stages a 10 mile, a 10k and children's races along the River Lee Navigation on Sunday 5 July 2026, with all proceeds to Essex & Herts Air Ambulance and adult finishers receiving a T-shirt and medal.

A Pretty Muddy 5k obstacle event at Fairlands Valley Park with mixed terrain, staggered wave starts and on-site facilities. Participants must be 13 or older and receive event support plus a finisher medal.

Oaks Trail at Rivenhall Oaks golf centre on 05 Jul 2026 offers two unmarked routes of about 6.5 or 3.5 miles, with entry fees split by England Athletics affiliation and proceeds donated to Essex and Herts Air Ambulance Trust.

An evening 10 km trail run through Thursley National Nature Reserve, crossing heathland, bog and woodland and featuring the boardwalk named Britain's Favourite Path. The event is organised by Running Adventures and is aimed at trail newcome..

Race 4 of the Northants 5K Series takes place at Fermyn Woods Country Park on 8 July 2026, featuring a multi-terrain 5 km route through ancient woodland. Limited paid parking is available and series medals are awarded to finishers.

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 multi-day Spartan obstacle event at Belvoir Castle featuring Sprint, Super and Beast races plus kids races and Hurricane Heat sessions. The Trifecta Weekend format lets racers attempt all three main distances across the same weekend.

A seven hour timed event on a looped course beside the River Thames on 10 July 2026. Runners can choose distances from 3 km up to ultra and receive medals, goody bags and on course aid.

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 roughly five-mile off-road trail run at High Lodge, Thetford Forest with chipped timing and a finishers medal. Entries are non-refundable; transfers allowed until 06/07/2026, and competitors must be 16 or over.

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.

Trail running event at Princes Risborough across the Chiltern Hills offering distances from 8 km to 50 km. Routes run through beech woodland and ridgelines with outposts offering snacks and self-serve water.

LDWA Norfolk & Suffolk's Rodent Wriggle offers three scenic routes (13.5, 23 and 31.5 miles) from Needham Market Community Centre with checkpoints, refreshments and a finisher's certificate; entries are limited and must be prebooked.

A timed 6, 12 or 24 hour loop event at High Lodge Thetford Forest for solo runners, pairs or teams of up to four. Only full laps count and winners receive trophies while all finishers get a bespoke wooden medal.

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.