Trail Running calendar near Chelmsford 2026-2027

A guided 10 km trail run around the Devil's Punchbowl in Hindhead, Surrey. Group paced on hilly trails with sunset and night options, equipment trials, and an alcohol free beer offered subject to availability.

Follow the 82 mile Essex Way trail from Epping tube station to the historic high lighthouse in Harwich. This ultra marathon features mixed terrain and 3,469 feet of elevation with full GPS tracking and five checkpoints.

A timed charity run along the Thames with lap options from 5.3 km up to ultra distances. The Run for a Tenner entry donates £10 to Rays of Sunshine and all finishers receive a bespoke medal.

A guided 10 km trail run from Taverham along parts of the Mariotts Way through fields and woodland, led at a conversational pace with ability-based groups and a qualified run leader.

Trail running across the South Downs with distances from 10 km to 100 km, marked routes and checkpoints. Coach transport, camping, a kids race and on-site food and bar are available at Petersfield Rugby Club.

Choose your own challenge at the Summer Sun Run, a flexible lap event set in the scenic Denbies Wine Estate. Complete as many 5.3 km laps as you like within 7 hours, with a large medal for all finishers. Enjoy a flexible start window and a..

Race 2 of the Orion Harriers Forest Five series takes place on 04 July 2026 at Jubilee Retreat as part of a three-race series with age-category aggregate trophies and prizes for individual and team placings.

A 5k muddy obstacle course at Kempton Park Racecourse on 04 July 2026 featuring climb, crawl and slide obstacles. Entry fees and a minimum fundraising target apply; facilities include parking, toilets and on-site accessibility support.

A 5k obstacle event at Mote Park on 4 July 2026 featuring climbs, crawls and slides around the lake. The event has a £50 fundraising minimum and is not suitable for wheelchair users or pushchairs.

Experience a chip timed multi terrain race through the picturesque country roads and bridleways of Willingham. Choose between 10km and 4 mile routes followed by fun races for children at the local recreation ground.

A 21.1 km trail race along The Ridgeway between Wendover and Princes Risborough in Buckinghamshire, with 526 m of ascent, two aid stations and a four hour time limit. Entry is capped at 350 runners and the race is a UTMB World Series index..

A community road race at Jobbers Wood with professionally measured 10k, 5k and a 1k junior race, chip timing, free finisher T-shirts or tree planting options, and fundraising for new school sports facilities.

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.

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.