Trail Running calendar near Colchester 2026-2027

Hit the trails at London EcoTrail 25 KM on 3 October 2026 in Epping's Bell Common. Enjoy a scenic 25 km route through woodlands and countryside, perfect for trail runners craving a nature filled challenge.

A 20 mile looped trail race on 4 October 2026 that starts and finishes inside Landguard Fort. The marked route crosses two nature reserves, two estuaries and the Port, includes three aid stations, a drop bag service and a six hour cut-off.

Run the Thames Meander Autumn on 4 October 2026 along flat, runnable out and back routes on the Thames Path. Choose 10 km, half or full marathon, with marshals, stocked aid stations and pro medical cover.

Run the Cawston Trail Race, a 5 mile off road charity route through scenic Cawston Park to support Norfolk Lowland Search and Rescue. Forest trails, chip timing, prizes for podium finishers and a finisher memento with on site refreshments.

A Thames Valley LDWA challenge from Liston Hall in Marlow offering new 25 km, 40 km and 50 km routes through the Hambleden and Stonor valleys, with checkpoint refreshments, a finish meal, timed e certificates and a free badge.

Join a guided 30 mile noncompetitive group run from St Martha's in Guildford along the North Downs Way through the Surrey Hills, passing Denbies and Box Hill. Led by an experienced coach, the run includes a cake stop and suits runners used..

Take on the Kent Downs Ultra with 50 km, 25 km or 10 km looped routes through scenic North Downs past Leeds Castle. Staffed aid stations, a picnic at halfway and on site camping make this a perfect weekend challenge.

Suffolk Coastal Trail Run in Dunwich offers four distances across forest, moorland, grass and beach on a surprisingly fast, flat Endurancelife course. Enjoy marked routes, electronic timing, a finishers medal and coastal scenery.

Tackle chalk climbs, ridgelines and singletrack at Beat Box Hill, with distances from 21k to 50k and charity places. Marked routes, marshals, chip timing and a finish village with food and a themed medal await.

Choose a scenic 10k or shorter 5k through the Chiltern Hills around Frieth, combining woodland paths and country roads. Expect rolling climbs and panoramic views for a rewarding, hilly challenge for road and trail runners.

Run a scenic circular half marathon through Thetford Forest, on forest trails, hard packed sand and grassy paths with wildlife all around. Traffic free and cupless, the 13.1 mile event is manually timed and awards medals and photos.

Enjoy a scenic 10k through the woodlands of Limpsfield Common and High Chart in Oxted Surrey, with rolling climbs and a downhill finish. Single lap route suits trail runners seeking a challenging rewarding outing.

Join the Grafham Water Trail Races on 11 October 2026 with 10k and half marathon routes from Marlow Park around the reservoir on fully marked trails. Enjoy scenic water views, marshalled support and a finishers medal for all.

An annual cross country challenge with 25 km and 50 km routes through Kent, Surrey and Sussex. Routes change yearly and include checkpoints, food, first aid and finish facilities such as hot food and showers.

Take on the West Acre Wild 10K in Westacre, Norfolk, an off road autumn run along undulating bridleways and woodland with optional obstacles and a ford crossing near the finish. Dogs are welcome and all finishers receive a bespoke Stag meda..

Run beneath the tree canopy on traffic free woodland trails at Bedgebury Forest, choosing a half marathon or 10K for a scenic, peaceful race experience. Expect a bespoke medal, free photos and a welcoming atmosphere among towering pines.

Stort30 is a scenic 30 mile out and back ultramarathon along the River Stort and Lee navigations on the Hertfordshire and Essex border. Mostly flat riverside trails with aid stations and medals make this a friendly ultrarunning challenge.

Join Zig Zag Running at Ferry Meadows for Pumpkin Plod, a 4 or 6 hour timed loop to log road or ultra distances on a scenic 5.3 km mixed terrain lap. Water each lap, a finisher medal and virtual entry make this a flexible autumn challenge.

Experience Irchester Spooktacular, a Halloween night time run through woodland trails with 5k and 2k family options. Fancy dress, themed marshals, medals, Halloween treats and free photos make it a spooky family favorite.

Chiltern Ridge Winter 50K, Saturday 31 October 2026, is a single loop trail from Berkhamsted through Ashridge and the Ridgeway with about 800 m of climbing. A UTMB index event ideal for experienced trail runners seeking scenic winter trails..