Trail Running calendar near Old Warden 2026-2027

A 28 mile run along the traffic free Brampton Valley Way, staged as a Leicestershire versus Northamptonshire contest with 100 places from each end. The route includes two dark tunnels, feed stations every 4.5 miles and a 7 hour cut off.

Haughley Festival of Running at Haughley Park, Suffolk offers 5k, 10k, half, marathon and ultra distances over pathways and some trails, with on-site parking, an aid station and event medals.

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.

A trail weekend at Cowdray Estate, West Sussex offering five distances from 12 km to 110 km, low technical difficulty, an event village with expo, and optional camping and race support.

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.

An inflatable obstacle-course fun run at Donington Park offering 2.5k to 15k distances on a 2.5 km lap, large inflatables, music zones, on-course hydration and finisher medals. Family-friendly with child-to-adult requirements and group disc..

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.

A scenic 10 km trail race in the Nene Valley, starting and finishing at KC Active in Kings Cliffe with a fully marked circular route and on-course aid station.

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.

Trail runs at Elvaston Castle Country Park offering 10.4k, 14.5k and 21.1k distances. Routes pass through woodland, parkland and riverside trails along the River Derwent with marked courses, marshals, water 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.

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.

Lap based timed running event at Tilgate Park in Crawley offering distances from 5 km to ultra on a 5.3 km out and back course. Flexible start times and paid medal or lower cost no medal entry options are offered.

A multi-distance running event at Pingles Centre, Nuneaton on 24 April 2027 with marathon, half marathon, 10K and 5K plus virtual participation.

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 officially measured scenic routes with aid stations, parking and a bespoke finisher medal.

A six hour trail event at Beacon Hill Country Park on a 3.3 mile loop where participants complete as many laps as they choose; a head torch is required for laps in darkness.

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.