Trail Running calendar near Marlow 2026-2027

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.

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.

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.

Experience a muddy winter adventure on the Community Forest Path around Bristol. Choose between 30 and 45 mile distances featuring chip timing, dedicated pacers, and well stocked checkpoints.

Coastal trail event on 7 March 2026 from 10K to ultra around the Seven Sisters and English Channel, based in Helen Gardens Eastbourne. Routes are fully marked with electronic timing and on-site amenities.

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.

Celebrate International Women’s Day with an all female trail run at the beautiful Culden Faw Estate. Choose from three distances featuring rolling hills and woodland paths in an inclusive environment.

A 50 km trail ultra from Stonor Park through the Chilterns, run over two 25 km loops with 4000 ft of climb, five aid stations, full medical support and a 9 hour cut off. Medals to finishers and prizes by overall and age category.

Looped trail events from Bath Racecourse on 28 March 2026 offering 50 km, 29 km and 10 km routes with GPS tracking, covered rest stops, medical support and categories for walkers, competitive runners and solo starters.

Riverside mixed terrain half marathon, 10K and junior race on 10 April 2027 at Remenham Farm in Henley on Thames. Marked kilometres, lap formats vary by distance, and entries include a themed medal and chip timing.

Explore the unique heathlands of the South Downs National Park with distances ranging from 10km to 100km. This trail festival offers flat courses, inclusive coach transport, and a weekend of camping in the Hampshire countryside.

On 4 September 2027 at Remenham Farm, Henley-on-Thames, a mixed-terrain half marathon, 10K and junior race follow a riverbank trail with kilometre markers, chip timing and on-course marshals for guidance.