Trail Running calendar near Brentwood 2026-2027
We have found 509 Trailruns within 80 miles of Brentwood. See below where and when you can find the races.
We have found 509 Trailruns within 80 miles of Brentwood. See below where and when you can find the races.
Trail running at Bawsey Country Park on 12 July 2026 with distances from 5k to ultra marathon, timed laps and aid stations. Parking is included and finishers receive a bespoke medal; virtual entries are available.
Ultra:5K challenges runners at Box End Park in Kempston. The format requires running a 5K on the hour, either five times or three times. The fastest total time across all the runs wins.
A guided *18 mile* trail run on 12 July 2026 along the Kett's Country Long Distance Trail from Wymondham to just past Cringleford's twin arched bridge. The run is led by a qualified Run Leader with aid stations every 6 miles and an intermed..
A Race for Life event at Abington Park on 12 July 2026 offering 10k, 5k and 3k distances with chip timing. The park course uses paths and grass; parking is on grass and the route is not suitable for wheelchair users.
A weekend running festival at Blackland Farm on 18–19 July 2026 offering 1-mile lap formats: 24-hour and 12-hour solos, team relays, plus P24 and P12 paced challenges. Off-road course, camping included and limited Bell Tent upgrades.
MacTuffX Brighton at Withdean Stadium on 18 July 2026 is a functional fitness race with Solo, Doubles and Relay formats. Competitors complete ten Xercises plus repeated runs over 400m or 800m, with standard and LITE weight divisions.
A 5 km muddy obstacle course around Tilgate Lake at Tilgate Park, Crawley, featuring climbs, crawls and slides in a woodland setting. Open to participants aged 13 and over, with staggered wave starts and on-site facilities.
A muddy 5k obstacle course at Stoke Park, Guildford on 18 July 2026 that raises funds for Cancer Research UK. Waves run every 15 minutes, minimum age 13, with on-site toilets, refreshments and limited parking.
A social trail event from Dorking Station through the North Downs and Denbies vineyard, finishing at Denbies Wine Estate with stone baked pizza and a guided wine tasting.
Set your own distance goal in this 6-hour trail running challenge. Runners complete as many 5K loops as they can on a scenic, 95% off-road course. Every finisher receives a medal.
A hilly multi loop trail event around Holmbury Hill offering a half marathon and a same day 10 mile option, with six drink stations, first aid support, free parking, and a commemorative medal for finishers.
A chip timed five mile cross country race through Queen Elizabeth Country Park on Sunday 19th July 2026. The event marks the club's 50th anniversary and features on site race headquarters and refreshments.
A muddy 5k obstacle course at Hylands Park organised by Cancer Research UK, with staggered start waves, on-grass terrain and on-course marshals. Participants must be 13 or older and the event lists basic accessibility measures and facilitie..