Trail Running calendar near Chiddingly 2026-2027

A 50K ridge-line trail ultra across the Chiltern Hills from Berkhamsted Castle to Wendover, fully marked with three main aid stations and a 9-hour time limit.

Windsor 50 Ultra Challenge on 17 April 2027 offers 50 km, 25 km and 10 km looped routes from Windsor Racecourse with full support and marked trails.

Guided marathon through the Chiltern Hills with qualified run leaders, checkpoints, and a wooden finisher medal on 17 April 2027.

Ibstone Circle on 18 April 2027 offers multi-terrain 5 km and 10 km routes through Wormsley Estate plus a Run in Colour for children aged 4 to 11. Fees vary by age and affiliation.

A multi-distance canal and riverside ultraseries based at Streatley-on-Thames, featuring TR250, TR150 and TR100 with GPS tracking, checkpoint support and required navigation using provided GPX files and maps.

A family-oriented inflatable obstacle course and fun run in St Albans on 24 April 2027, with 2.5k, 5k, 10k and 15k options, music zones, on-course water and finisher medals. Group, family and charity discounts are offered.

Timed laps at Tilgate Park on 24 April 2027 offering distances from 5 km to ultra with medal and no medal entry options.

A blindfolded navigation challenge in Winchester where participants are dropped at unknown locations and must find their way back on foot. Options include 6 miles for visitors and 10 or 15 miles; no maps or GPS and a sealed emergency bag is..

An alternative to the London Marathon at Walton on Thames featuring a UKA certified 3.28 mile lap. Options include full and half marathon or a seven hour timed event, with a 150 mm finish medal for participants.

A five mile off road race through woods and farmland around Hurstbourne Tarrant in the North Wessex Downs. Organised entirely by volunteers since 2009, the annual event donates all proceeds to local charities.

Coastal trek and trail event on the Isle of Wight with routes from 10 mile to 106 km, regular support stations, camping, transfers and GPS tracking.

A single entry covering four Centurion 100 mile races from 1 May to 17 October 2027, minimum age 20 and entry fee £908.

A 100 mile trail race along the Thames Path from Richmond to Oxford on 1 May 2027, with 1900 ft of climb, a 30 hour cut off and a minimum of twelve aid stations. Entries require a qualifying 50 mile finish within 15 hours.

Three towns host races across a Bank Holiday weekend in 2027, with combined results forming the Mid Sussex Marathon. Distances include 10 mile, 10k, a chip timed mile and a family fun run, plus virtual and combo marathon options.

A guided 30 mile trail run from West Hanger, Guildford, combining North Downs Way and Greensand Way with on-route coaching and group pacing.

Three Forts Challenge is a Sussex trail running event across the South Downs from Lancing Manor Leisure Centre. It offers a full marathon, half marathon and a 5 mile run, and directs event profits to Ferring Country Centre and local chariti..

A 4 km multi terrain relay at Culden Faw Estate, Henley on Thames with solo, pairs and team formats plus a race village and on site camping.

A four leg stage trail relay along the Roach Valley Way covering 23 miles in total. Teams of four navigate by maps and way markers while proceeds support Havens Hospices.

A guided 12.5 mile trail run around Box Hill that gains about 1000 metres of elevation across woodland, heathland and open fields. Group pace with technical climbs and scrambling and a chance of an alcohol free beer at the finish.

A 10 hours 10 laps endurance event at Denbies Wine Estate with roughly 3, 4 or 5 mile loops and graded finishers awarded a medal and coloured shirt.