Trail Running calendar near Aylesbury 2026-2027

A timed running challenge on 21 June 2026 at Abberton Reservoir with repeated laps of a loop just over 5 km. Entry includes a medal and proceeds benefit Essex Wildlife Trust.

A trail half marathon at the National Trust Dunstable Downs on 21 June 2026, covering 21.2 km with roughly 450 m of climb. The course is waymarked and supported with aid stations at 6.7 km and 13.7 km.

Volunteer organised trail races on Horsell Common with family friendly distances from a 2 km kids race to a 21 km option. Proceeds support local charities and the event emphasises minimal environmental impact.

A half marathon and 10k across Wimbledon Common with a marked course, marshals and chip timing. The event supports Beder and includes a themed medal, free photos, on site refreshments and an optional event t shirt.

A 10 km trail run at Twisted Tree Brewery on June 21st at the Tusmore Estate near Bicester. The route runs on private trails and woodlands and is canicross friendly, with entries including a medal, pint cup and a free drink.

A community run at The Moor in Hawkhurst offering 10 km, 5 km and a free junior race on a multi terrain, undulating course, with finish-line cake, a free half pint, medals, spot prizes and on-site stalls.

Circular cross-country event around Baldock with 26 and 18 mile routes across grassland, fields and woodland. Checkpoints, refreshments and a finish certificate are provided, and route files are published before the event.

Trail running event in Trent Country Park on 21 June 2026 offering 10 km, 4.5 km and 2 km races with chip timing and age-based categories; a portion of entry fees supports local charities.

Experience a flat 10k run starting from Shoreham along the scenic Downslink paths toward Bramber. This chip timed event features a halfway aid station and a unique finisher medal for all participants.

A single lap fully off road 10K trail through Panshanger Park on 21 June 2026, passing a 500 year old oak, the Queen’s Wood and the Mimram River. The event includes chip timing, a sustainable finisher’s medal and a Family Fun Run.

A social trail run of about 12km from Dobbies Garden Centre to GAIL's Bakery in Lewes, mixing running and walking at a steady group pace. Part of a Knead for Speed collaboration with a post run bun provided.

A park and riverside 5 km or 10 km race at The Valley, Evesham on 24 June 2026, with on-site registration at BCM Craft Ale Taproom, limited places, and series entry available until 1 May 2026.

An annual trail race on 24 June 2026 near the Malvern Hills offering 10 km and a new 5 km route, undulating off-road terrain, finisher medals and prizes, on-course water for the 10 km and refreshments at race headquarters.

A self-navigation trail race in Thaxted on 24 June 2026 of about 6 miles, using a written route with no markings or GPX. Race HQ is at the Farmhouse Inn and entries include a pub voucher.

Run the Seasons at Cowdray on 26 June 2026 offers 3km and 5km races plus a 10km with dog friendly CaniRun options. The event includes stacking medals, course maps, free photos and an on site BBQ and bar.

Three consecutive days of racing at Colworth Club add up to a full marathon through a 5 mile run, an 8.1 mile trail race and a half marathon. On site facilities include parking, refreshments and free camping with booking.

A seasonal trail series at the Cowdray Estate in West Sussex with four events across Autumn Winter Spring and Summer. Routes include 10 mile, 10 km and 5 km plus dog friendly CaniRun and a separate kids series.

A relaxed 5 km trail run through Wyken Vineyards and surrounding countryside, followed by wood-fired flatbreads, locally roasted coffee and music in the vineyard courtyard. Limited spaces and free overflow parking with marshalls on site.

A 24 hour obstacle course at Belvoir Castle on 27 and 28 June 2026, run as repeated five mile loops with named obstacles such as Arctic Enema, Electroshock Therapy and Well Swung. Individual, relay, pit crew and brunch options are offered.

Trail event at Hyde Hall Farm offering distances from 5k to ultra with lap formats, on-site parking, a lap aid station and bespoke finisher medals. The event is cupless so participants need a cup or bottle.