Trail Running calendar near Gloucester 2026-2027

We have found 407 Trailruns within 80 miles of Gloucester. See below where and when you can find the races.

Join a weekend fell and trail running retreat in the Black Mountains, Wales from 27 Feb to 1 Mar 2026 at Dinas Castle Inn. Guided runs on the Dragons Back ridge, skills coaching and bunkhouse accommodation make for an inspiring weekend for..

The Castle 2 Castle #Ultra is a 32-mile running challenge connecting Welshpool to Chirk. Starting at Powis Estate, the route mixes flat paths with gentle inclines. Finishers are rewarded with a commemorative plate at Caffi Wylfa.

Take on the Cannock Chase Wildwood Trail Series on 28 Feb 2026 at Birches Valley, a scenic yet testing woodland course with steep climbs, fast descents and technical, muddy trails. Half and 10K with canicross options and eco wooden medals.

March 2026

Trail races from Brixworth Country Park around Pitsford Water, offering a 10k and a half marathon that visits nearby villages. The event is fully marked with water stations, first aid cover and prizes for top finishers.

A point-to-point, fully marked long-distance race along the Taff Trail from the Brecon Beacons to Nantgarw, covering about 70 km. The course mixes upland trails and valley cycle paths, with six checkpoints and a Merthyr drop bag for mid-rac..

Two winter mountain races between Brecon and Cardiff. The Brecon to Cardiff Xtreme is about 75 km (47.5 miles) over 11 summits with roughly 2680 m ascent, while the Taff Xtreme Marathon covers the second half at about 26.2 miles and 1300 m..

UTMB Index

The Imber Ultra is a 33.5-mile multi-terrain charity run circling the Imber Range Perimeter Path. Starting in Westbury, the 2026 event will be run clockwise. It's an affordable, TRA-licensed event with awards for top finishers and age categ..

A trail running event at Breamore House offering 5k, 10k, 5k Canicross and a half marathon on mainly rural trails, with marshals, aid stations and finisher medals.

Tackle mud, hills, and a stream crossing on this annual multi-terrain challenge over approximately 6 miles at Baggeridge Country Park. It's organised by the cardiac rehabilitation charity Action Heart. A friendly, gritty event with a 90-min..

Multi terrain 10 km race starting and finishing at Windsor & Eton Brewery beside the River Thames. The route follows the Thames and Jubilee River and finishers receive a medal, a Windsor & Eton pint cup and a free drink.

Celebrate St David's Day with a flexible 7-hour time challenge run in Wales' scenic Dare Valley Country Park. Choose your own distance on well-maintained footpaths and earn a medal for any run over 3 km. Free parking, an aid station, and go..

A trail championship at Matterley Basin near Winchester on 4 March 2026, offering 10 km and 20 km races run on 5 km laps with mass starts and on-course water stations.

The MTC Winter Green Man Ultra offers 30 and 45-mile loops on Bristol's Community Forest Path. With four checkpoints and pacers guiding various finish times, it's a winter ultramarathon challenge. All finishers receive a medal and technical..

This event offers three distances—50 km, 25 km, and 10 km—through the scenic Chiltern Hills, starting and finishing in Amersham. It supports the charity Humanity Direct, with free entry available for fundraisers. The route explores villages..

UTMB Index

Take on the 13th edition of the Dirty Dozen, a 12km off-road trail run through the rugged landscape of Cannock Chase. The figure-eight course passes forest paths, stone tracks, and the infamous Ditch of Doom. A shorter kids' race also offer..

This trail running event in Bedfordshire offers 25km and 50km distances through scenic, runnable terrain. It's a UTMB Index event, starting from Harrold. Finishers receive a medal to commemorate their achievement.

UTMB Index

Brutal @ Chawton offers a 5k or 10k off-road challenge on 7th March. The course combines muddy, water-filled terrain on Brick Kiln Farm with the technical trails and mining holes of Chawton Forest. A canicross option is available for runner..

Explore the trails of the Chiltern Hills on this guided 10km run near Berkhamsted. Run leaders provide tips and historical insights on a route past castle ruins. The event starts and finishes at Berkhamsted Football Club with easy rail acce..

Tackle 580m of ascent on this challenging 7.8km fell race through Carding Mill Valley. Part of the Shropshire Winter Series, it features rocky tracks and steep descents. Full mandatory kit is required for all participants.

Run through the scenic Rushmore Estate in Dorset, starting and finishing at the Larmer Tree Gardens. Choose from a Marathon, 20 Miles, a Half Marathon, a 10km, a Fun Run, or a Canicross race. Every finisher takes home a distinctive full-col..