Trail Running calendar near Chelmsford 2025-2026
We have found 305 Trailruns within 80 miles of Chelmsford. See below where and when you can find the races.
We have found 305 Trailruns within 80 miles of Chelmsford. See below where and when you can find the races.
Take on a scenic 7.5 km trail loop around Westfield on Sunday 28 December, with fully marked, marshalled routes and tea and cake in the village hall after. Entries are limited to 50 so enter early for this friendly end of year challenge.
Join the Layer Twixmas Trail on 28 December for a self guided 5 to 6 mile trail run around Layer de la Haye. Enjoy a Twix, hot drink and cake, optional festive fancy dress with a cash prize and dog friendly fun.
The Christmas Charity Run at Rathfinny The event takes place on 28 December 2025 at Rathfinny Wine Estate, The Tasting Room, Alfriston, Polegate, BN26 5TU. The run is limited to 75 places and is open to local runners only. Part of the entry..
Start the new year on trails with the Knacker Cracker 10K around Box Hill, a scenic but challenging course that finishes at Box Hill Fort. There is a Nipper Knacker fun run for kids and a Knicker Knacker ladies prize adds extra fun.
Join the Penshurst Village Cross Country Run on Sunday 4 January 2026 for mud, hills and community spirit across scenic village trails. Choose a 5 mile race or a 5 mile canicross and enjoy a friendly morning for runners and dogs alike.
Guided 30 mile trail ultra from St Martha's Hill along the North Downs Way, over Box Hill and past Denbies, led by an experienced coach. Welcoming new ultra runners who can manage 22 mile training and hold about 10 min/mile.
Tackle the Country to Capital Ultra, a 43 mile point to point from Wendover to Little Venice as canal towpaths and country trails lead you into central London. This UTMB index race features live GPS tracking and an 11 hour cutoff.
The Northampton 10K is a well-organized running event held at Northampton Racecourse Park, featuring a 2.2 km start followed by three laps around the racecourse. The course is accurately measured and takes place on pathway terrain, offering..
Timed multi lap run at Brandon Country Park in Thetford Forest. Choose a four or six hour session and complete as many 5.3 km loops as you like. Aid station, finisher medal and virtual entries make this a scenic, flexible challenge.
Guided 10km trail run at Hankley Common with wide views and a stop at the Atlantic Wall replica. Enjoy a friendly group paced by an experienced coach with kit trials and optional post run refreshment.
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.