Trail Running calendar near Buckingham 2026-2027

A guided 30 miles of trail starting and finishing in Haslemere, following sections of the Serpent Trail and the Sussex Border Path. Group pace with guidance from an experienced ultra runner and a recommended prior long run of 22 miles.

Join the Christmas Advent Run on Sunday 29 November in Walton on Thames for a festive riverside run. Tackle timed laps to suit you and enjoy optional medal and chocolate advent calendar plus a prize draw.

A community charity run in Campbell Park, Milton Keynes offering 1.5k, 5k, 10k and half marathon options with chip timing, medals, refreshments and a fancy dress element to support Movember and men's health.

Mapledurham 10 & Half is a trail running event on 29 November 2026 at Mapledurham Estate near Reading offering 10km, 10 Mile and Half Marathon courses across woodland, fields and estate roads. On-course water, an event village and post-..

Trail 5K and 10K races at the Tewinbury estate in Hertfordshire featuring undulating dirt, grass and woodland trails, full waymarking with marshals, a midcourse aid station and chip timing for up to 400 runners.

A 21.1 km trail race around Hughenden Manor and surrounding woodlands, with about 450 m of ascent. Mostly forest paths, marked route, aid stations at around 7, 12 and 16 km, and on site parking, toilets and a cafe.

A 10 km trail race around Hughenden Manor in the Chilterns, with hilly woodland and rural sections, waymarked routes and a water stop at 5.3 km. The event base offers parking, toilets and a cafe.

Timed Thames towpath run where participants choose lap distances on a 5.3 km out and back course and entry supports Rays of Sunshine Children's Charity.

A guided trail run around Box Hill in Surrey that accumulates about 1000 m of elevation over a 12.5 mile route. It features woodland, heathland and technical climbs with some scrambling and a steady group pace.

Carsington Water stages a Half Marathon and 10k on 5 December 2026, run on marked trail paths around the reservoir with marshals and kilometre markers. Entries include a themed medal, water and post race goodies.

A 50 kilometre trail ultramarathon from Dorking along the Greensand Way through the Surrey Hills AONB, including climbs of Leith Hill, Holmbury Hill and Pitch Hill. Well signed and supported with aid stations, timing and a finisher medal.

Part of a 12 Days of Christmas series at Pengethley Manor, this offroad event offers distances from 5k to Ultra with a seven hour completion limit and on course laps through vineyards and a hill. Virtual entries and paid medals are availabl..

A festive trail event at Chasewater Country Park featuring 10k, 5k and a junior run, raising funds for Shelter, with bespoke medals, photos, prizes and onsite parking.

A 10 mile canicross loop at Grafham Water on 6 December 2026, following reservoir paths, woodland and the dam wall. Dog friendly with required harnesses, aid station water bowls and finishers medals plus a dog charm.

Bauble Bimble is a timed running event at Ferry Meadows, Peterborough on 6 December 2026 offering four hour and six hour options on a 5.3 km multi terrain lap. Aid stations and the race HQ are located at the lap point.

A festive 5 km off road Santa Dash at Tinkley Gate raising funds for Allsorts. Costumes, dogs on short leads and a 2.5 km one lap option for younger participants make this a family friendly event.

A 10 km trail championship at Wendover Woods on 6 December 2026 with entry by invitation for top 20 percent finishers at Runaway Racing events, age category winners and volunteers. The course is marked and timed, with awards and support fac..

Part of a themed Christmas series at Pengethley Manor, this offroad event offers distances from 5k to ultra with a seven hour completion limit and both on site and virtual entry options.

Part of a 12-day Christmas race series at Pengethley Manor, offering 5k, 10k, half, marathon and ultra options on a 2.5 km lap off-road course. Walkers and runners have a seven hour time limit and paid entries receive a medal.

Part of a 12 Days of Christmas series at Pengethley Manor offering 5k, 10k, half, marathon and ultra options on a 2.5k lap offroad course. Entrants have a seven hour time limit and a virtual participation option is available.