Trail Running calendar near Grafham Water 2026-2027

A 7.5 km mixed-terrain race starting and finishing at the Bell & Harp pub in Little Eaton, returning in 2026 with chip timing, a new 45+ category and an afterparty with music and food.

A muddy 5k obstacle course at Stoke Park in Guildford on 18 July 2026 with staggered wave starts. Entry fees and a minimum fundraising target apply; participants must be 13 or older.

A group trail run from Dorking Station through Denbies Wine Estate and the North Downs, followed by stone baked pizza and a guided Denbies wine tasting. Options include an 8 km loop or a 5 km walk.

A circular trail race of about 10 km at Mount Cook Adventure Centre on 18 July 2026 with 280 m of elevation, waymarked routes and professional timing. Entry includes a raffle that directs all profits to fund youth trips and activities at th..

A self-navigation trail race of about half marathon distance around Littley Green and the Chelmer Valley with staggered starts and finishes, timed results and proceeds to Braintree Youth Project Charity.

Fully marked trail races at Winwick Hall feature 10k and 5k routes plus a 2k children’s fun run. Courses cross grassland and country paths, on-course support and charity donations to the Bruce Green Foundation are part of the event.

A chip timed 10 km race around Highfield Park and the Alban Way in St Albans on 19 July 2026. The event village features a free family fun run, kids zone, live music and a charity partnership with Alzheimer’s Research UK.

A multi-distance running festival at Revesby Estate on 19 July 2026 featuring 5K, 10K, a tabbing 10K, a half marathon and estate challenge events. Entry fees are listed from £15 to £60.

A trail half marathon and 10k on Wimbledon Common on 19 July 2026, with marked miles, marshals and a 3.5 hour cut off. RunThrough provides an event village, finish-line goodies and an optional event t-shirt.

A six hour trail running challenge on a just over 5K 3.3 mile loop mostly off road through fields and vineyards with views of the River Crouch. Chip timed and fully marked, with one checkpoint per loop and a finisher medal.

Pretty Muddy 5k at Hylands Park on 19 July 2026 is a grass obstacle course with climbs, crawls and slides. Waves run every 15 minutes; the event has a £50 minimum fundraising target and listed entry prices for adults and children.

A guided *10 km* group trail run at High Lodge in Thetford Forest on 19 July 2026, led at a conversational pace and organised into ability groups. Entry costs £12.50 and parking is charged at £4.

A community memorial running event at Hockley Woods, Essex, focused on raising funds for cancer-related charities; organisers report £60,000 raised over 12 years and indicated 2025 would be the final running.

Round 4 of a five-event Phoenix Striders Summer Series at Langdon Discovery Nature Park. A 5k trail race run over two laps with entries on the day at the same price as online, minimum age 12 and fees vary by affiliation.

A 5.8 mile self navigation trail race around Littley Green with a written route issued on the day, no course markings and no water on course. Race HQ is the pub garden at The Compasses and parking is available behind the venue.

Day 1 of a 10-day series at Suffolk Running Centre offering distances from 5k to ultra on the Denham Flats route. Parking, a base camp with an aid station and a bespoke daily medal are included; the event is cupless.

A summer 10 km trail run from the Voodoo Keller in Chelmsford with a GPX and Strava route and a narrative backup. Entry includes a brewery checkpoint drink, a finishers drink and a 2026 medal, and places are currently on a waiting list.

A seven hour timed riverside challenge in Egham with flexible starts, a signed loop, medals for 3 km finishers, goody bags including a vegan option, distance pins from half-marathon upward, and aid stations on each lap.

A Friday running event on a flat 5.3 km out-and-back riverside lap near Walton on Thames offering distances from 5 km to ultra and finishers' medals including spinning Rubber Ducky designs.

A family friendly inflatable obstacle run in Coventry offering 2.5k, 5k, 10k and 15k routes with giant inflatables, music zones, on-course water, a finisher's medal and food vendors on site.