Trail Running calendar near Silsoe 2026-2027

Experience the iconic trails of Surrey with a choice of three distances through woodland paths and ridgelines. Enjoy a chip timed challenge featuring elevation and scenic views at Box Hill.

A guided 13 mile trail half marathon in the Chiltern Hills with around 300 m ascent, grouped running with qualified leaders, a halfway refreshment point and a finisher's medal.

Fortitude Ultra at Pippingford Park is a 10 hour, 10 lap endurance challenge on roughly 3, 4 and 5 mile loops with up to 215 m elevation per lap. Finishing grade is set by the shortest loop completed and entrants receive a medal and shirt.

Experience an autumn trail run through ancient woodland at the Epping Forest Wildwood Trail Series. Choose between a 10K or Half Marathon course on fully marked paths with a strong focus on sustainability.

Commando Series at Hever Castle on 10 and 11 October 2026 offers 3K, 6K and 12K obstacle mud runs modeled on Royal Marines training, plus a two hour survival experience and an event village with music and attractions.

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 looped 20 mile trail event at Landguard Fort in Felixstowe on 11 October 2026. The route crosses two nature reserves, two river estuaries and the Port, includes a 6 hour cut off, and is held under UK Athletics rules.

The Titsey Trail 10k is a community running event held on Sunday, 11th October 2026. Organized by runners for runners, it raises funds for a variety of local charities.

Experience the scenic Cambridgeshire countryside with 10k and half marathon trail races around Grafham Water. These fully marked and marshalled routes offer beautiful reservoir views and a variety of local tracks.

The FOOBS Trail and Fun Runs return in October. Choose from a chip timed 10K, 6K, or a family friendly 2K fun run through the countryside near Old Basing. The event supports local schools through community fundraising.

A flat, single lap 10K on 11 October 2026 around the Dengie peninsula with coastal sea wall and countryside sections, finishing at Dengie Hundred Sports Centre. Free parking and changing facilities are available.

MacTuffX Swindon features a series of repetition based running formats including solo and team categories. Participants choose between multiple 400m or 800m loops in this structured athletic event for adults.

Experience a scenic 15 km trail run starting from Tring and traversing the Ashridge Estate. This historic race features the Ridgeway path and provides participants with the choice of a finisher t-shirt or planting a tree.

A circular 13.1 mile trail half marathon at High Lodge in Thetford Forest, featuring mixed forest and hard-packed trails, cupless water stations, manual timing, and a 3.5 hour cut-off; minimum age 17.

Night-time Backyard Ultra at Vigo Rugby Club on 16 October 2026 where runners complete repeated 4.167 mile yards each hour until one runner completes one more yard than anyone else. A 7 Hour option runs on the same course.

A 100 mile trail race from Goring and Streatley using Thames Path and Ridgeway in four 25 mile out and back legs. The course has 16 aid stations, a 28 hour cut off and mandatory qualifying entry standards.

An annual cross-country challenge walk, jog or run of 25 km or 50 km across footpaths and tracks in Kent, Surrey and Sussex, with checkpoints, food provided, GPX route files, and first aid cover.

An off-road *10 km* run on bridle paths and woodland tracks near Westacre, with optional obstacles, a ford crossing near the finish, a 5 km water point, refreshments and medals for all; proceeds benefit the Purfleet Trust.

Trail races through Bedgebury National Pinetum offering Half Marathon, 10k and a junior race with route maps, GPX files, a bespoke medal and free photographs.

A 47 mile point to point ultra along the Thames Path from Iffley to Henley on Thames, with mixed trail and road terrain, five aid stations, mandatory kit requirements and real time GPS tracking. The event has an 11.5 hour cut off.