Trail Running calendar near Boughton-under-Blean 2026-2027

Scenic out and back races along the Thames Path from Petersham & Ham Sea Scouts HQ to Barnes, offered as 10 km, half marathon and marathon options with staffed checkpoints and medical cover.

A Thames Valley LDWA challenge walk from Marlow offering 25 km, 40 km and 50 km routes through the Hambleden and Stonor valleys, limited to 150 places with checkpoints, food provisions and required safety equipment.

A coastal ultramarathon of about 75 miles along the Essex saltmarsh from South Woodham Ferrers to Salcott, offering two day, continuous and three person relay options with GPS tracking, regular aid stations and downloadable GPX routes.

The Trail des 3 Monts will take place in Saint-Sylvestre-Cappel on Sunday 4 October 2026. You can run between 9 and 20 kilometers.

Experience a scenic multi terrain race through East Grinstead dedicated to local charities. This friendly event features a flat course along bridleways and residential roads with chip timing and a sustainable finisher medal.

A flexible 6-hour timed run along the flat Jubilee River towpath. Run one 5.24-mile lap or see how many you can complete. The scenic route passes through countryside with views towards Windsor Castle.

A trail event on 10 October 2026 near Maidstone offering 50 km, 25 km and 10 km loop options with covered rest stops, GPS tracking and weekend camping. Medical support, catering and shuttle transfers are provided.

Endurancelife's Suffolk event in Dunwich on 10 October 2026 offers 10K, half marathon, marathon and ultra trail distances across flat coastal terrain, with season points awarded for the Endurancelife leaderboard.

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 trail half marathon in the Chiltern Hills covering about 13 miles with 300 m of ascent. Groups are led by qualified Run Leaders, there is a stocked refreshment point and participants receive 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.

A half marathon and 10K through Epping Forest, London on 10 October 2026, run on marked woodland trails with aid stations, chip timing and an eco friendly focus.

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.

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.

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.

The Frappadingue Gravelines will take place in Gravelines on Sunday 11 October 2026. You can run between 6 and 12 kilometers.

A nighttime backyard ultra from Vigo Rugby Club that sends runners repeatedly on a 4.167 mile loop, starting each hour. Options include an open-ended Backyard Ultra or a 7 hour Challenge, with buckle and medal awards plus a team prize.

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.

A guided 10 mile trail run around canals, reservoirs and Britain’s oldest post windmill near the Chilterns. Includes a run leader, trail technique instruction and a finisher’s medal; places are limited to 40.