Trail Running calendar near Colchester 2025-2026

Take on the Wendover Woods 50 on 15 Nov 2025, a 50 mile trail challenge near Aylesbury with about 10,000 ft of climb through beautiful forest terrain. Five 10 mile loops, supported aid stations and a 15 hour limit make for a tough but rewar..

Explore runnable forest at Shoreham Woods with courses for all abilities and a one hour score challenge. Online entry only; trails are shared with walkers, riders and bikers and have some steep slippery slopes.

The Rugged Radnage 10K Run, held in the Chiltern Hills near Radnage village, offers a challenging mixed-terrain course featuring roads, trails, footpaths, woods, and fields with notable ascents and descents. The event includes both 5K and 1..

Join the 666 Trail Run at Kings Wood for a scenic 6.66 mile trail through mature woodland organised by Ashford Tri Club. Limited to 200 entries so book early and expect limited parking and patchy phone signal.

Join the Fox and Hounds Trail in Cock Clarks near Chelmsford for a scenic 3.8 or 7.7 mile self guided trail run on 16 November, with individual timed starts and proceeds to Centre Point charity. Friendly, low key and great for club runners.

Join the Smurf Run, a friendly 7 hour challenge along the Thames at Wraysbury. Finish 3 km to earn a Smurf themed medal and keep going to collect distance pins for half marathon, marathon and ultra achievements.

Join Carshalton Street O for an evening of score orienteering in the Mole Valley Winter series, starting outside The Hope pub with food and post race refreshments. Pick 60 or 40 minute score courses and use MapRun to time your run.

Join KNC 7 on Thursday 20 November for a MapRun Street O along the Isle of Sheppey coast from Little Oyster Car Park, Minster on Sea. Tackle a 60 minute score with 31 virtual controls and enjoy an optional Apres O nearby.

Experience the Petzl Night Trails 10K at Salcey Forest under torchlight. Tackle a two lap trail, bring a head torch, enjoy Petzl demos, canicross starts and post race hot drinks plus a medal or tree token.

Enjoy panoramic Chiltern views on woodland trails at Wendover Woods with 5K, 10K and Half Marathon distances plus a spirited 5K Canicross for dogs and owners. Finishers receive a custom medal and enjoy the friendly ATW event atmosphere.

The RunUk Kingston 10k is a scenic running event starting and finishing at the Kingston Hawker Centre in Surrey. The course takes runners through the streets of Kingston and along the picturesque river towpath, offering a vibrant atmosphere..

Join a guided Box Hill Vertical KM group run near Dorking for a tough 12.5 mile route with about 1000 m of climb through woods, heath and open fields. Enjoy expert guidance, technical terrain and a social finish.

The Riverside Marathon & Half Marathon, organized by Phoenix Running, takes place in Walton on Thames, Surrey, along the scenic River Thames towpath. This UK Athletics certified event features flat, fast, and accurately measured courses wit..

Join a guided 13 mile trail run around Guildford's Surrey Hills, visiting St Martha's Hill, Shere and the North Downs Way. Enjoy a friendly group pace, kit support and optional post run refreshments.

Event overview The St Andrews Day Challenge is a timed trail event on 30 November 2025. Participants choose between a 6-hour or a 4-hour timed option and run as many laps of the circuit as they can within their chosen time. The course uses..

Tackle 26.3 miles around Colworth Estate with five scenic laps of gently undulating trail and lanes, including woodland paths and narrow sections. Friendly club facilities, cup free so bring your own bottle, 30 November in Sharnbrook.

Choose your distance on the day at Running Tribe Races in Chalfont St Peter, running scenic looped trails through woods. Drop bags, an aid station with vegan options, pacers and medical cover make it welcoming for trail and road runners.

Take on the Hurtwood 50k through the Surrey Hills on 7 December 2025, a fully signed trail ultra with checkpoints and a 10 hour time limit. Entries open 12 December 2024 and the event welcomes fast walkers and first time ultra runners.

Run a scenic 10 mile trail around Grafham Water, weaving through woodland, Dragonfly Pond and Sanctuary Bay before a final mile along the dam wall. Canicross runs in a separate wave so you can bring your dog on a lead.

Bauble Bimble at Ferry Meadows is a relaxed lap based race where you run as many 5.3 km laps as you like in your chosen time. Small field, bespoke finisher medal, aid on each lap and virtual places; bring your own bottle.