Trail Running Calendar East of England 2026-2027

A guided 16k trail run at High Lodge in Thetford Forest with conversational group pacing, forest facts and practical trail-running tips, varied woodland terrain and opportunities to spot wildlife.

A trail event at Colemans Fishery in Rivenhall on 14 Jun 2026 offering two route choices of about 6.5 or 4.2 miles. Entry fees are non-refundable and proceeds go to Essex and Herts Air Ambulance Trust.

A category A fell race inside the M25 on 19 June 2026, with multiple climbs around Yardley Valley and a finish on Pole Hill. Entry via SPOND costs £5 and post race refreshments are available at the clubhouse.

A lapped off-road ultra near Maldon on a 10.15 mile loop, offering 100, 50 and 30 mile options with frequent checkpoints, chip timing and evening hot food options.

Celebrate the longest day at the Summer Solstice Challenge around Abberton Reservoir, a timed loop with 5 km laps. Run as many laps as you like, earn a medal and support Essex Wildlife Trust.

A trail half marathon across the National Trust's Dunstable Downs covering 21.2 km with about 450 m of ascent. The marked route features two aid stations, a four hour time limit, and a limit of 250 runners on 21 June 2026.

Circular cross country routes of 26 miles and 18 miles around Baldock across undulating fields and woodland, with checkpoints, refreshments and a certificate for finishers.

A single lap fully off road 10K trail through Panshanger Park on 21 June 2026, passing a 500 year old oak, the Queen’s Wood and the Mimram River. The event includes chip timing, a sustainable finisher’s medal and a Family Fun Run.

A 5k obstacle course at Trinity Park, Ipswich featuring climbs, crawls and slides. Participants must be 13 or older; the course is mainly grass and fairly flat, with on-site parking and basic facilities.

Complete three races over three days to achieve a full marathon distance at the Colworth Estate. This multi terrain event in North Bedfordshire offers distances of 5 miles, 8.1 miles, and a half marathon.

A trail event at Hyde Hall Farm on 27 June 2026 with distances from 5k to ultra. Onsite parking, a lap aid station, baggage provision and event medals are included.

A countryside trail run at 3 Brewers Brewery in Hertfordshire offering 10 km and 5 km options on mostly off road terrain. Finishers receive a medal, a pint cup and a free drink while the event supports local charity Earthworks.

Silsoe Stride on 28 June 2026 features scenic 5K and 10K races plus children’s runs at Wrest Park. The event is organised by village volunteers and community groups with profits shared among local beneficiaries.

A 5 km off-road fun run and walk at Therfield Heath, Royston, held over two laps to raise funds for Teenage Cancer Trust; entry fees are £12 for under-18s and £18 for adults and places are capped at 700.

A 5.3 mile trail race around Ashridge Woods in Albury on 28 June 2026, organised by Aldbury Sports Club with marshals, water on course and post-race refreshments. Entry fees differ for affiliated and non-affiliated runners.

A guided 10 km trail run at High Lodge in Thetford Forest on 28 June 2026, led at a conversational pace with groups set by ability; entry costs £12.50 and parking is charged at £4.

Follow the 82 mile Essex Way trail from Epping tube station to the historic high lighthouse in Harwich. This ultra marathon features mixed terrain and 3,469 feet of elevation with full GPS tracking and five checkpoints.

A guided 10 km trail run from Taverham along parts of the Mariotts Way through fields and woodland, led at a conversational pace with ability-based groups and a qualified run leader.

Experience a chip timed multi terrain race through the picturesque country roads and bridleways of Willingham. Choose between 10km and 4 mile routes followed by fun races for children at the local recreation ground.

A community road race at Jobbers Wood with professionally measured 10k, 5k and a 1k junior race, chip timing, free finisher T-shirts or tree planting options, and fundraising for new school sports facilities.