Trail Running calendar near Twickenham 2025-2026

The Black Bull 15 is a charity trail run held near the Black Bull pub in Chelmsford. It offers two distances: a 15-mile trail route and a 15km option for shorter, faster runs, jogs or walks. The course uses varied trail surfaces through par..

Run a scenic off road half marathon along riverbank and a disused railway with flint paths and stiles, starting and finishing at Henfield Leisure Centre. Enjoy race day treats and a finisher medal for all.

Tackle a scenic trail 10K or half marathon through Alexandra Gardens with distant views of Windsor Castle. Chip timed results, free race photos and a lively event village make this a great day out for runners and supporters.

Muntjac 15 links five woodlands via hilly single track and forest paths for a scenic but testing trail run. Join fellow runners on 30 August 2026 for a memorable off road challenge.

Enjoy a scenic trail marathon and half at Woldingham School with rolling valley and North Downs views on a 13.1 mile loop. Perfect for runners who love woods, ridge paths and rewarding post race treats.

Chase the sunset across Ickworth Park's limestone paths, woodland and meadows in a scenic 5 km or 10 km trail run. Finishers receive medals and top three men and women take home trophies in this atmospheric evening event.

Run along the Thames at the Henley River Half Marathon, 10K and Junior Race starting and finishing at Temple Island Meadows. Enjoy a scenic mixed terrain course, themed medal, free photos and an event village with food and charity options.

Run the South Downs Way from Eastbourne to Arundel, via Beachy Head, the Seven Sisters and Devil's Dyke for stunning coastal and downland views. Choose a continuous 100 km or a two day option with full support and camping.

Choose a half marathon or full marathon along a flat, scenic riverside towpath from Walton on Thames to Hampton Court and back, run in laps for easy pacing. Limited places and medals for all finishers plus a giveaway for every entrant.

Join a guided 10 km evening trail run around Silent Pool and the North Downs for a social, scenic group outing. Runs take place at dusk or by headtorch in darker months, at a relaxed guided pace with kit support and a post run refreshment.

Run scenic, undulating woodland and lakeside trails around Bewl Water in Lamberhurst, Kent, with distances from 10K to a 50K ultra. This biannual series, praised by Runners World, offers measured courses, route maps and finisher medals.

Take on the Thames Path Ultra on 12 and 13 Sep 2026, with continuous or two day routes from Fulham to Henley along scenic Thames. GPS tracking, signed support, medical care and on route massage plus a medal, T shirt and finishers meal await..

Take on the Isle of Wight Fell Race Series in Ventnor on 12 and 13 September 2026, featuring three scenic but testing hill races across St Boniface, the Ventnor Horseshoe and Wroxall Round. Entries open 22 October 2025.

Discover the Shere Multi Terrain Event, a scenic trail running festival in the Surrey Hills AONB with 10k, 21k and marathon routes that showcase dramatic views and big climbs. Expect an expo village, on site food and fortnightly training ru..

Ventnor Horseshoe on Sat 12 Sep 2026 offers a scenic but testing 12 km fell course around Ventnor with 443 m of climb. Part of the Isle of Wight Fell Series, it is perfect for runners seeking a tough coastal hill challenge.

Start the IOW Fell Running Series with St Boniface Fell in Ventnor on Sat 12 Sep 2026, a punchy 3.9 km race with 235 m of climbing across scenic Isle of Wight terrain. Pre entry or on the day entries welcome.

Run the scenic, hilly Farnham Pilgrim Half Marathon on 13 September 2026 in the Surrey Hills, starting at The Sands Recreation Ground. Enjoy off road, multi surface trails, plentiful aid stations, marshals and sweeping views.

Join Rye Ancient Trails 30k or 15k through the High Weald, linking Norman churches with rolling hills, woodland and coastal views. Enjoy a town crier start, friendly community marshals and post race tea and cake.

Join the Alf Shrubb Memorial 10k and 5k in Slinfold, a friendly trail race through West Sussex countryside finishing at Slinfold Cricket Club. Chip timing, medals, cakes and a licensed bar make it a lively community fundraiser supporting lo..

A scenic 13.1 mile trail through Richmond Park, starting and finishing at Sheen Gate. Rolling trails, lakeside views and woodland wildlife make this a refreshingly classic half marathon for runners of all levels.