Trail Running calendar near Dunstable 2026-2027

Forest trail runs at High Lodge in Thetford Forest on 11 April 2027 with 5 km, 10 km and a new half marathon options. The chip timed event is fully supported and all finishers receive a medal, merchandise, snack and drink.

Trail races on the Serpent Trail through the South Downs National Park near Cowdray Farm Shop. Distances range from 12 km to 110 km with marked courses, aid stations, on-site expo and camping options.

A guided 18 mile trail across the Malvern Hills with over 1300 m of ascent, run at a social pace. Meeting in Great Malvern with parking and nearby train access, cost £39 per person and alcohol free beer may be offered afterwards.

A 50K trail ultra across the Chiltern Hills from Berkhamsted Castle to Hampden Meadow in Wendover, following ridgeline trails with three checkpoints and full route marking. The event includes on course nutrition, chip timing and a nine hour..

Windsor 50 is a supported trail event from Windsor Racecourse offering 50 km, 25 km and 10 km looped routes through the Great Park, past Windsor Castle and along the Thames Path, with rest stops, medical teams and GPS tracking.

A guided trail marathon of 42.2 km through the Chiltern Hills, including parts of the Ridgeway and Wendover Woods. English Athletics qualified leaders provide navigation and support, with refreshment stops and a wooden finisher's medal.

Three days of races across East Grinstead, Haywards Heath and Burgess Hill with 10 mile and 10k events, a chip timed mile, family fun runs and options for a combined full marathon or a virtual marathon.

A scenic 10k trail race through the Nene Valley on Sunday 18 April 2027, starting and finishing at KC Active in Kings Cliffe. Entry is via SiEntries with a £22 fee and a minimum age of 16.

Ibstone Circle on 18 April 2027 offers multi-terrain 5 km and 10 km routes through Wormsley Estate with a steep section called the Ibstone Kicker, plus a children s Run In Colour with 1 km and 2 km options.

A trail running event at Elvaston Castle Country Park with three measured off-road distances, riverside and woodland routes, marked course, aid stations and chip timing.

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.

An inflatable obstacle course event in St Albans on 24 April 2027 offering 2.5k, 5k, 10k and 15k options with multiple inflatables, five music zones and a finisher medal. No timing and family friendly.

Malvern Hills Trail Half Marathon is a 13 mile offroad race on 24 April 2027 across woodlands, fields and a ridge near Wynd's Point, with three aid stations, staffed checkpoints and a timed, signposted route; places are limited.

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 multi distance road event at Suffolk Running Centre on 25 April 2027 offering 5k, 10k, half and full marathon on scenic measured routes. Aid stations are placed every 10k and the event is cupless so runners use their own bottles.

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.

A Pretty Muddy 5k obstacle course at Lydiard Park on 01 May 2027 featuring mixed paths, hills and muddy obstacles. The event has wave starts, blue badge parking on grass and a minimum fundraising target of £50.

A single entry covering four Centurion Running 100 mile events in 2027, including Thames Path 100, South Downs Way 100, North Downs Way 100 and Autumn 100. Minimum age 20 and published entry fees apply.

A marked 100 mile point-to-point race along the Thames Path from Richmond to Oxford, with a 30 hour cut-off, at least twelve aid stations and mandatory kit. Pacers allowed from mile 51 and entries open 31 May 2026.