Trail Running calendar near Brentwood 2025-2026
We have found 305 Trailruns within 80 miles of Brentwood. See below where and when you can find the races.
We have found 305 Trailruns within 80 miles of Brentwood. See below where and when you can find the races.
Explore Hankley Common on a guided 10km trail run that passes a World War Two Atlantic Wall replica and scenic heathland. Run with a qualified coach, test trail kit along the way and enjoy a social finish at the car park.
Join the Windmill Way Wander on 17 January in Bury St Edmunds for scenic road running through quaint villages and rolling hills, with distances from 5k to ultra. Limited to 300 entries, the event offers friendly aid stations and a welcoming..
Take on the Benfleet 15, a 15 mile multi terrain challenge at Hadleigh Country Park on 18 January 2026, with muddy off road trails, a sea wall stretch and Olympic mountain bike sections. Chip timing, a bespoke medal and event photos make it..
Take on a three hour trail challenge from Holmbury St Mary and complete as many 5 km laps as you can across scenic Surrey Hills trails and the climb to Holmbury Hill. Entry includes a bowl of chilli or curry and a headtorch is required.
Join OMG One Mile 2 Go at Bawsey Country Park for timed undulating trail fun across distances from 5k to ultra, all on scenic sand, gravel and grass loops. Small field, parking included and virtual entries available for medal seekers.
Run a scenic, flat trail through Alexandra Gardens near Windsor Castle with 10K and half marathon options. Chip timed, marshalled and offering free photos, post race goodies and a tech tee deal.
Run the Lavenham Old Railway 10k, a scenic course through countryside, woodland and the old railway line. Medal for all finishers and podium trophies for top places; cupless event with water refills.
The Peddars Way Ultra Marathon is a 48-mile ultramarathon held in Suffolk and Norfolk, England. The route follows the historic Peddars Way, an ancient pre-Roman trading path and Roman road, starting at Knettishall Heath Nature Reserve and f..
Join a guided 10km trail run around the Devil's Punchbowl in Hindhead, enjoying rolling hills and a scenic pause with great views. This friendly group paced run is led by an experienced guide and runs at sunset or by headtorch in winter.