Great Waltham
Trail Running Calendar near Great Waltham 2026-2027
Explore the top trail runs near Great Waltham for 2026-2027! We've gathered 66 exciting trail runs in the area. Check out our detailed list below to find your next local trail run.
August 2026
Race 5 of Pitsea RC's Crown to Crown series is a measured off road 5K at Westley Heights Country Park on 12 Aug 2026 featuring bridleway trails and onsite safety measures.
Evening trail events in Chelmsford on 17 Aug 2026 offering a 10 km trail run, a 10 km social hike and a timed 15 km hike supporting the British Heart Foundation.
Round 5 of the Phoenix Striders Summer Series is a 5k trail at Langdon Discovery Nature Park on 18 Aug 2026 raising funds for local conservation and community charities.
An evening trail race on 21 Aug 2026 covering 10 km with 30 places, limited parking, a tail jogger, finishers coffee and cake, and a limited edition T-shirt included.
A self navigation trail event along the Colne Valley Path with marathon and half marathon distances, stocked aid stations, cupless arrangements, a pre-race shuttle and optional medal choices.
Two self-navigation trail races near Chelmsford on 23 August 2026: an approximately 16 mile hilly Admiral McHilly Trail and an approximately 6 mile flatter Chelmer Trail.
A last man standing backyard ultra on a 4.167 mile loop in the grounds of Gosfield School, Essex. Runners repeat the loop on the hour until one remains; the event includes camping, showers, a small aid station and a £150 winner prize.
A 15-mile trail race near Danbury on 30/08/2026 featuring 1600 ft+ of ascent, technical singletrack, locally made trophies and cash prizes including a course-record bonus.
September 2026
A muddy obstacle-course run in Brentwood with 5 km and 1.5 km options, achievable obstacles, finisher medals and post-race wash-downs.
A women only muddy obstacle course in Brentwood, Essex covering 5 km with varied obstacles, wash facilities, a finisher medal and an inclusive, non competitive format.
An inaugural off road half marathon through Donyland Woods, Friday Woods and nearby countryside on Sunday 6th September. Entries were handled online and the event is listed as sold out with 26 entrants.
A community 10 km road race in Takeley held each September, with a 1 mile children's fun run, chip timing, medals and technical shirts.
Evening 10 km trail run at Trifarm on mostly off road public footpaths and bridleways, part of a four race 2026 series with GPX route and on site parking.
A charity ultramarathon along the Thames from Upminster to Southend offering 10, 30 and 50 mile routes on mainly tarmac and hard trails. Organised by c2c to raise funds for Prostate Cancer UK with checkpoints and on-course medical support.
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 five mile trail run on 24 September 2026 at The Viper in Mill Green near Ingatestone. Limited to over 18s with a small field; participants must be self sufficient with phone and headtorch and a tail runner is on course.
An overnight backyard ultra at The Waggoners in Welwyn Garden City featuring a repeating 4.167 mile trail loop, official timing, drink vouchers, a commemorative pint glass and a pub athletes menu.