Trail Running calendar near London Borough of Richmond upon Thames 2026-2027

Take on the Epping Forest 50 KM 2026, a scenic 50 km trail challenge through ancient woods on 3 October 2026. Enjoy varied terrain, fresh air and a memorable run just outside London.

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.

Run the Dark Downs under the stars on 3 October 2026 at Plumpton Racecourse in Lewes. Choose a 50 km or half marathon loop across rolling South Downs trails with reflective signage and marshals for a magical night race.

Wild Run Cotswolds showcases rugged off road trails on a private estate with fully marked routes, chip timing and a family friendly supporter zone. Entries are limited to 600; choose 10K, half, marathon or the six hour 360 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.

Wild Run Oxford is planned for 4 October 2026 (TBC) on Oxford's nearby trails, with a 10K and a Half Marathon on mixed smooth and rugged terrain; the event is licensed by the Trail Running Association and UK Athletics.

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.

A guided 30 mile trail run from St Martha's, Guildford along the North Downs Way via Box Hill and Denbies Wine Estate. Group-paced with coaching support; participants should have completed long training runs and carry suitable kit.

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.

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.

A circular 13.1 mile trail race in Thetford Forest around High Lodge held in October. The traffic free, multi terrain course is manually timed with cupless water provision, on the day number collection, medals and trophies for top finishers..

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.

Run and support local schools at the FOOBS Trail and Fun Runs in Old Basing on 11 October 2026. Scenic community trails offer a 2K family fun run or chip timed 6K and 10K routes, with post run treats and plenty of local support.

A 100 mile trail race from Goring and Streatley using the Thames Path and Ridgeway in four 25 mile out and back spurs. The event has 16 aid stations, mandatory kit rules and a 28 hour cutoff.

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.

Woodland half marathon and 10k at Bedgebury National Pinetum & Forest on 18 October 2026, with downloadable route maps, a bespoke medal, free photos and limited free parking.

Beachy Head Marathon Weekend on 24 and 25 October 2026 offers trail races along dramatic coastal hills with views of the Seven Sisters and lighthouse. Well supported and highly rated, it is a must for scenic, challenging runs.