Trail Running calendar near Buckhurst Hill 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 in Marlow on 4 October 2026 offering three distances up to 50 km, limited to 150 entrants, with checkpoint timing, mandatory kit requirements and online entry.

Multi-terrain 10 km and 5 km runs around Thompson, Norfolk, with bespoke medals for all and trophies for top finishers. Proceeds support the Thompson Millennium Green Charitable Trust.

A coastal ultramarathon along the Essex saltmarsh of about 50 miles finishing in Maldon, fully supported with GPS tracking, regular aid stations and shuttle transfers between finish and start.

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 RunForestRun organised in-person event at RAF Greenham Common offering a half marathon and a 10 km race on 4 October 2026, with tickets priced from £25.63 and a no refunds policy.

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 lap based Friday timed run on the Thames towpath offering distances from a single 3.28 mile lap up to ultra distances, with the ten pound charity entry supporting Rays of Sunshine and a special double sided medal.

Looped trail event near Maidstone through the Kent Downs with 50 km, 25 km and 10 km options. The route is fully signed and supported with covered rest stops, medical teams, GPS tracking and weekend camping at basecamp.

A backyard ultra at Turvey House where runners repeat a 4.167 miles loop each hour; solo and paired entries are available, with 8 hour and 7 hour capped options and chip timing.

Trail races at Box Hill in Surrey with 21K, 31K and 50K options on marked routes. GPX files, chip timing and an event village with medals and post race food.

A ten hour lap event at Pippingford Park where participants aim to complete ten laps of roughly three, four or five mile loops. Each lap must finish back at the race village within the hour and the final grade is set by the shortest loop co..

Woodland trail races in Epping Forest offering a half marathon and a 10K in October 2026, with marked courses, aid stations, chip timing and eco-friendly measures.

A military style obstacle mud run at Hever Castle on 10 and 11 October 2026 offering 3K, 6K and 12K routes with replica Commando obstacles, an event village and a 2-hour survival experience.

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 race on 11 October 2026 that starts and finishes inside the 18th Century Landguard Fort in Felixstowe; the route crosses nature reserves and estuaries and includes aid stations and a six hour cut off.

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.

Trail races around Grafham Water on 11 October 2026 offering 10 km and a half marathon on fully marked countryside routes, with water stations, first aid cover and medals for all finishers.

A community-run event in Old Basing with chip-timed 10K and 6K trail races plus a 2K family fun run, raising funds for Friends of Old Basing Schools.

A single-lap 10K on 11 October 2026 around Burnham on Crouch, featuring sea wall coastal paths and countryside trails. The event is based at Dengie Hundred Sports Centre with free parking, facilities and post-run food and drink.