Trail Running calendar near Royston 2026-2027

Charity trail run in Cold Norton on 9 Aug 2026 offering 10 km and half marathon routes on grass and tracks, with proceeds to Farleigh Hospice.

Race one of the AWT Backyard Ultra Series in Ruislip on 9 August 2026 uses six hourly 5 km laps for a total of 30 km. Entry is free and the event is held in person with free parking.

A guided 16k trail run at High Lodge in Thetford Forest with forest facts and practical trail running tips. Runs are led at a conversational pace and groups are matched by ability to help participants enjoy the woodland routes.

Race 5 of Pitsea RC's Crown to Crown series is a measured off road 5K at Westley Heights Country Park on 12 Aug 2026 featuring bridleway trails and onsite safety measures.

A sold out multi-terrain 5 km race at Fermyn Woods Country Park on 12 August 2026 with bespoke medals, limited parking, and a virtual completion option.

Four-event summer series at Dinton Pastures offering 5 km, 10 km and a 2 km kids race on a flat off road traffic free course with chip timing and medals.

Midweek Chasing Numbers at The Last Hop in Staines is a flexible seven hour time challenge along the River Thames with distances from 3 km up to 50 km and ultra options.

Seven hour timed event on the River Thames near Egham offering flexible distances from 3 km up to 50 km, with medals, goody bags and aid stations.

Two TRA licensed trail ultras of 50k and 100k around Market Harborough with GPX navigation, checkpoints, on course aid and tracking.

A guided 10 km trail run through the Chiltern Hills finishing with a brewery tour and tasting at Tring Brewery, including a drink and on‑site pizza options.

An obstacle day at Forest Facility near Stamford with a 4 mile loop of about 60 obstacles, a 1.5 mile family wave and proceeds supporting rainforest conservation.

Off road half marathon in Henfield on 16 August 2026 with riverside and disused railway sections, flint paths and stiles; facilities include changing rooms and free parking.

A 10 km multi-terrain trail run at Ramsbury Brewery on August 16, 2026, with a canicross option. Entries include chip timing, a medal, race photos and a pint cup with a free alcoholic or non-alcoholic drink.

A six hour looped trail challenge around Holme Pierrepont Country Park and Watersports Centre with roughly 5.44 km laps on a mainly flat, muddy course.

A guided social trail run on a 10 mile loop through the ancient droves of Mildenhall and Lakenheath, with run leaders, scenic stops and post run refreshments.

Evening trail events in Chelmsford on 17 Aug 2026 offering a 10 km trail run, a 10 km social hike and a timed 15 km hike supporting the British Heart Foundation.

A 7-hour Time Challenge along the River Thames near Staines with flexible starts and distances from 3 km to 50 km. The event is licensed by the Trail Running Association and offers medals, distance pins and a goody bag.

An evening trail race of **10 km** on the original anti-clockwise course, with a GPX route, event T-shirt, timed finish and post-race coffee and cake.

A seven hour timed event on 21 August 2026 at Wraysbury with lap based distances from 3 km up to 50 km, themed medals, goody bags and aid stations.

A fundraising family 5K colour run at Stowmarket Town FC with multi-terrain routes, colour zones and a BBQ finish, raising funds for the club youth section.