Trail Running calendar near Biddlesden 2026-2027

The Richmond Park Half and Full Marathon are on August 23, 2026, in Richmond Park. The course includes park trails and landmarks, with goody bags for finishers. This UK Athletics affiliated event has limited entries.

Experience a scenic run through the historic Richmond Park on this UK Athletics Affiliated course. Choose between a half or full marathon distance following the trails and private roads of London’s largest Royal Park.

Experience a scenic trail run entirely within the beautiful grounds of Richmond Park. Choose between a half marathon or full marathon distance featuring lake views and wooded paths through this historic Royal Park.

Experience a trail run through the meadows along the Colne Valley Path. Choose between a full marathon or half marathon distance starting from Stambourne Village Hall.

A last person standing backyard ultra at Gosfield School in Essex where runners repeat *4.167-mile* loops each hour until one runner remains. The event includes camping, showers, a small aid station and a prize for the winner.

Test your endurance at Frylands Wood by running four miles every hour until only one runner remains. Enjoy full support with on site facilities, refreshments, and a dedicated rest area as you push your limits.

Take on a legendary mud run in the Surrey countryside featuring over 100 obstacles across a permanent assault course. Choose from 5km, 7km, or 10km distances for an unforgettable test of endurance and teamwork.

Experience a fast and flat run at Nottingham Racecourse and Colwick Country Park. Choose between several distances including a half marathon and 10k while enjoying scenic lakeside paths and an active event village.

Experience a flat trail run through the scenic Alexandra Gardens with stunning views of Windsor Castle. Choose between 10k and half marathon distances with chip timing and free race photos included in a historic UK setting.

Join this established 10k event in the heart of Worcestershire. Managed by an England Athletics affiliated club, this race offers a professional environment for runners in the Pershore area.

Take on the Muntjac 15, a 15 mile trail around Danbury Essex with 1600 ft of climbing across scenic woodland and technical singletrack. Enjoy a well stocked checkpoint, a quality memento and bespoke local trophies.

Experience a scenic out and back trail run through the North Downs Way and Surrey countryside. Choose between a full or half marathon starting from the grounds of Woldingham School.

Experience a scenic trail run through the grounds of Shoreham Woods in Kent. This chip timed 10k event features woodland paths and supports the local environment and dementia research.

MacTuffX Bedford features a series of repeat interval races in solo, doubles, and relay formats. Participants aged 18 and over can choose between 400m and 800m intervals to test their endurance.

Run through the beautiful meadows and forests of the National Trust Ickworth Park in Suffolk. Choose between 5km and 10km routes on a scenic multi-terrain course as the sun sets.

Experience a scenic run along the River Thames starting from the iconic Temple Island Meadows. Choose from a half marathon, 10k, or junior race featuring undulating trails and professional chip timing.

Test your endurance at a looped off road running event featuring 6, 12, and 24 hour challenges. Enjoy a community atmosphere with on site camping and options for solo runners or relay teams on a flat farm based course.

Join a fun muddy obstacle course in Brentwood featuring 5km and 1.5km distances filled with foam and obstacles. Enjoy a non competitive atmosphere with hot wash downs and finisher medals for all participants.

Enjoy a scenic trail run through the Staffordshire countryside starting and finishing at a canal side pub. This charity event features a 10k route followed by evening food and music.

Experience a unique run through the National Arboretum on solid forest paths. With distances from 1 mile to a half marathon, this event offers a scenic and flat course for runners of all ages.