Trail Running calendar near Buckinghamshire 2026-2027

A trail half marathon and 10K in Moors Valley Country Park, Dorset, run on gravel woodland paths with lap-based routes and limited canicross places. The event is chip timed, fully marked and follows several eco-friendly measures.

The May Hill Massacre is a demanding 7-8 mile cross-country run in Gloucestershire, featuring steep climbs and muddy trails. A longer 14-15 mile Mayhem option is available for those seeking an extra challenge.

Experience a rewarding trail race through the private grounds of Ashdown Forest with 1568 feet of elevation. Choose between 5 or 10 miles of hard packed trails featuring steep climbs and panoramic views across The Downs.

Race through the spectacular winter landscape of Westonbirt Arboretum after dark. Choose from 5km or 10km distances on a solid, road-like trail. Explore over 2,500 species of trees under the night sky.

Experience a 53 mile winter trail loop through the South Downs National Park featuring 6400 feet of elevation. This fully marked UTMB Index race offers a scenic route along ancient ways and includes live GPS tracking.

Follow in the footsteps of ancient pilgrims on this 66 mile two day ultra adventure along the historic North Downs Way. Experience a supported winter trail challenge with overnight accommodation and full logistics included.

Run through the stunning Westonbirt Arboretum, home to over 2,500 tree species, on a solid surface perfect for a scenic race. Choose from 5 km or 10 km distances with multiple wave starts for this popular winter event.

Join this 5 km canicross adventure through the scenic woodland tracks of Irchester Country Park. This dog-friendly event features a staggered start, professional support, and finishers medals for both runners and their canine partners.

Discover scenic forest trails at the Bedgebury Forest 10 and 5 Mile in Kent. This undulating multi terrain event features distances for adults and a junior run under majestic pine trees.

Experience two distinct half marathons along the Hampshire coast over one weekend. Run the muddy trails of Langstone Harbour or the flat promenades of Southsea, with the option to complete both for a special bonus medal.

A measured 10 mile road race in Melksham with a route through Lacock, a finisher medal and prizes across age categories. The field is limited to 300 places and entries close on 1 January 2027 or earlier if full.

Celebrate nine years of running on the historic Flitch Way with various distances from 5km to a 6 hour challenge. Choose your direction on this flexible lapped course and select your favorite bespoke medal.

Choose your distance from 5k to Ultra on a tough off road course at Pengethley Manor. Experience vineyard trails with a seven hour time limit and unique medal options for individuals or pairs.

Experience a fully signed 50k trail ultra along the scenic North Downs Way and ancient woodlands of Norbury Park. Starting near Dorking this accessible route features four well stocked checkpoints and a finisher medal.

Experience a scenic run through Thetford Forest with distances ranging from 5km to an Ultra Marathon. Enjoy a loop-based course on forest pathways with post-race refreshments and bespoke medals at High Lodge.

Run through the longest underground tunnels in the UK on a historic railway path in Bath. This event offers distances from 500m to an ultra marathon with both flat and hilly route options for all participants.

Follow a historic 42 mile pilgrimage route through the scenic Essex countryside to an ancient coastal chapel. This challenging trail ultra features varied terrain and requires self navigation through rolling rural landscapes.

A 10 km multi terrain race from Windsor & Eton Brewery along Baths Island and Thames towpaths. The course is about half off road and the finish includes a pint cup and a free drink.

Explore the scenic Northamptonshire countryside with 10k and Half Marathon trail races at Pitsford Water. Enjoy fully marshaled routes through local villages and alongside the water with professional on course support.

The Imber Ultra is an annual trail run of just over 33 miles organised by Avon Valley Runners and the Rotary Club of Westbury, with route details, checkpoints, results and photos provided by the organisers.