Trail Running calendar near Amersham 2026-2027

A 103 mile continuous trail event along the North Downs Way from Farnham to Ashford, featuring about 11,000 ft of ascent and a 30 hour cut off. The route passes Box Hill and Knockholt Pound and finishes at the Julie Rose Stadium.

Two point-to-point trail races along the Stour Valley Path offer a 102 km and a 50 km route through Constable Country, mostly on trails. Both events award finishers with a medal, t-shirt, and UTMB Index points.

Choose any number of laps on a scenic 5.3 km loop at Denbies Wine Estate to make distances from 5 km up to ultra. Timed event with a flexible 1.5 hour start window and support on a hilly off road course.

A multi-terrain 10 km trail at Ramsbury Brewery in Wiltshire with a Canicross option. Finishers get a medal, a pint cup and a free drink; the course features two water refill stations and chip timing.

A scenic 10k around Mount Ephraim Gardens on 9 August 2026, with a separate Junior Run, route maps and GPX files, participant medals and garden entry, and fundraising for Oasis Domestic Abuse Services.

A riverside race series along the Thames Path between Petersham and Barnes offering 10 km, half marathon and marathon distances. Routes run on towpath trail, are well marked and marshalled, with stocked checkpoints and KLP Medics support.

Multi-terrain 10k and half marathon around Wye with valley views and the hillside chalk crown. On-site event village, toilets and refreshments are provided and entries are priced differently for affiliated and unaffiliated runners.

The Hart 4 is a four-hour trail relay where teams of four race a scenic 4km loop at Minley Manor. With categories for male, female, and mixed teams, it's a fun, traffic-free challenge. The event features chip timing, medals for all, and a l..

Trail races of 5k, 5 mile and 10 mile start and finish at Inspire Luton Sports Village, following countryside trails on the Bedfordshire and Hertfordshire border. Facilities include a car park, changing rooms, showers and a café.

Take on a 7 hour timed challenge along the scenic River Thames at Wraysbury Skiff and Punting Club, with distances from 3 km up to ultra. Tarmac paths, an aid table, cafe and finisher medals make it perfect for pacing or chasing distance go..

Two trail ultras of **100k** and **50k** around Market Harborough following the Harborough Round, with GPX files, multiple checkpoints and mandatory kit requirements. The routes visit villages, Foxton Locks and the Kelmarsh Tunnel.

On 16 Aug 2026 The Black Bull 15 offers a 15 miles trail run and a 15 km social hike near Chelmsford. The event marks the organiser's 20th anniversary and will donate £2 from entries to a charity to be confirmed.

A multi-distance running event in Bath that routes through two long, lit railway tunnels and finishes at Brickfields Park; proceeds partly support Sustrans and ticketing for this edition is sold out.

Henfield Half Marathon on Sunday 16 August 2026 uses an off road, scenic course along riverbank and a disused railway from Henfield Leisure Centre, with onsite changing facilities, parking and medals for finishers.

A multi-distance running festival on 16 August 2026 in Southampton Common featuring 5K, 10K, a half marathon and junior races set on laps through woodland, ponds and parkland with marked kilometres and marshals.

A flexible seven hour timed run along the River Thames. Choose your own distance from 3 km to an ultra, with themed medals and goody bags for all finishers. Enjoy a fully signed course suitable for road shoes.

A point to point mixed terrain run from Mayflower Park, Southampton, following The Old Way with a short river boat crossing, historic landmarks, sticker-collecting race bibs and options for coach transport and alternative eco medals.

A 13.1 miles park half marathon in Richmond Park following the Tamsin Trail and park roads, with refreshment points, varied scenery and a single lap route returning to Sheen Gate.

Trail races over half marathon and marathon distances take place entirely inside Richmond Park, starting and finishing at Sheen Gate. The course passes gates, lakes and wooded sections and includes several drink and feed stations.

The Windsor Trail Run on August 30, 2026, offers a scenic 10k or half marathon through the flat paths of Alexandra Gardens in Windsor. Runners can enjoy views of the castle, chip timing, and free photos.