Trail Running calendar near Gloucestershire 2025-2026

Event overview The Imber Ultra is an annual trail run of 33+ miles. The next edition is scheduled for Sunday 1 March 2026. The event is organised by Avon Valley Runners together with the Rotary Club of Westbury. Free photos from the 2025 ru..

The St David's Day Dragon Run 2026, organized by Saturn Running, takes place in the scenic Dare Valley Country Park in Aberdare, Wales. This 7-hour time challenge allows participants to run distances of their choice, starting from a minimum..

Up on the Downs, hosted by Tri-Counties Trail Running, takes place at Breamore House near Salisbury. Runners can choose from 5k, 10k (about 11.5k), or a half marathon, all starting and finishing at Breamore House. The route is mainly trail,..

Brecon to Cardiff Xtreme is a winter mountain ultramarathon, a 75-km linear challenge from Brecon to Cardiff (about 47 miles) with roughly 2,700–2,800 m of ascent, including 11 summits such as Pen y Fan, Cribyn and Fan y Big. The Taff Xtrem..

Event overview The Hateful 8 Ultra Loop is scheduled for 7 March 2026 at Bridgend Miniature Railway in Aberkenfig, Bridgend (CF32 9BZ), Mid Glamorgan, United Kingdom. The event is organised by Mad Running Junkies. The minimum age is 18 on t..

Tackle the Winter Green Man Ultra around Bristol's Community Forest Path with 45 mile and 30 mile options for a wintry trail challenge. Self navigation with GPX and timelords, staffed checkpoints and hot finish food; the event is cup free s..

The The Maverick Original Hampshire will take place in Winchester on Saturday 14 March 2026. This trail is organized by Maverick Race. You can run between 5 and 24 kilometers.

Take on the Nant Yr Arian Silver Trail Races on 14 March 2026 in the Cambrian Mountains for scenic, well marked trails and a lively event village. Choose a Half Marathon, 10 km or junior race and help support local charities.

The Hundred Hills 50km is a scenic trail ultra from historic Stonor Park near Henley on Thames, run as two 25 km loops across classic English countryside. Five aid stations, a 9 hour cut off and hot food at the finish ensure strong support.

Winter's End - 50 Mile Ultra & Marathon is a scenic trail running event held along the South Downs Way National Trail, starting near Arundel, West Sussex, and finishing in Winchester, Hampshire. The event features a 50-mile ultramarathon an..

Saturn Too presents The Dashing Dog Charity Run - Wales at Dare Valley Country Park in Aberdare. This inclusive seven-hour time-challenge allows runners to complete as many laps as they wish, with a minimum 3 km per lap and a full lap aroun..

Run through pastoral trails at Hyde Hall Farm for the Moo Marathon experience with distances from 10k to ultra to suit every runner. Expect lap based routes, a bespoke finish medal and cupless aid stations.

Join the 6th Red Warrior at Margam Country Park on 22 March 2026 for challenging multi terrain races. Choose 5K, 10K or 20K with separate categories for canicross and solo runners and grab a 10% early bird discount with code RWEB.

Run a scenic loop through the Forest of Dean on well maintained trails with gentle climbs. Officially measured and fully marshalled, this spring half hosts the British Trail Running Championships.

Event overview Petzl Night Trails 10K at Salcey Forest takes place on Tuesday, 24 March 2026. The event is a trail 10k, run as a two-lap, marked course. A head or chest torch is required to take part. Petzl will attend with demo head torche..

Elephant Challenge : event overview The Elephant Challenge is a six-hour off-road event organised by Big Bear Events on 24/03/2026. Participants complete as many laps of a 3.5-mile loop as they wish within the six-hour time limit. A maratho..

Elephant Challenge takes place at Salcey Forest, a Forestry England site near Northampton (NN7 2HX). This 6-hour, multi-lap event centers on a 3.5-mile off-road loop through the forest, allowing participants to choose distance—from 3 laps f..

Bath 50 Challenge : Bath (28 March 2026) The Bath 50 Challenge is a looped trek and trail-run event based at Bath Racecourse. Routes start and finish at the racecourse and run around and through the city, passing the Royal Crescent, along t..

Beyond Bristol, the Bristol Trail & Ultra by Beyond Trails offers two distances: a 25km Trail and a 55km Ultra, starting and finishing at Museum Square in central Bristol (BS1 4RN). The course travels off tarmac through woodland, riverside..

Event overview Sportiva Events stages the Exeter Trail Races at Escot Park, Ottery St Mary, Devon, EX11 1LU. The next edition is on 28/03/2026. The races take place around the grounds of Escot and are entirely off-road, with some small clim..