Trail Running calendar near Stroud 2025-2026

BigMud Trails (EARTH) is the first event in the Classic Element Trail Series, celebrating the element of Earth. Set in the scenic Meon Valley at Queen Elizabeth Country Park, participants can choose between a 16-mile or marathon distance, both featuring challenging single-lap courses with significan..

The Ironwood Challenge, organized by Nailsea Running Club, is a trail race near Long Ashton, North Somerset. The six-mile course runs through woodland, fields and forest, with sections that are often muddy. It is fully marked and marshalled, and chip timing is included for the first year.Off-road sh..

G3 no.3 is a running event in Guildford, Surrey, hosted by the G3 Series. The start line and event car park are at Newlands Corner, Drove Road. Runners can choose between 10km and 15km distances, with entry fees of £27 and £31 respectively (plus service charges).Bundles offer discounts for multiple..

South Downs Way Ultra Run is a 30-mile trail event based at Harting Down in West Sussex. The route showcases the South Downs Way and surrounding areas, visiting Beacon Hill, Cocking Down and Kingley Vale, with ancient woodlands, nature reserves and links to the Sussex Border Path, Shipwrights Way an..

Pitsford Water Trail Races, run by Race Harborough, are held from Brixworth Country Park in Northamptonshire. The event features two trail distances: 10k and a Half Marathon. The half route travels through Holcot, Hannington, Walgrave, Old, and Scaldwell before returning along Pitsford Water, while..

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 of 3km. The course features well-maintained footpaths with..

The Weymouth Bay 10K is a scenic charity fun run held in Weymouth, Dorset, starting at Bowleaze Green near the Riviera Hotel. The course is an accurately measured out-and-back route featuring two laps, extending towards Pleasure Pier and returning via Overcombe. The mostly flat road terrain (88%) of..

The Brecon to Cardiff Classic is a 70-kilometer ultra running race following the scenic Taff Trail from Brecon in the Brecon Beacons National Park to Cardiff. Now in its 12th year, this fully marked, one-way race features diverse landscapes, including dramatic mountains, waterfalls, reservoirs, and..

The Imber Ultra is an annual trail running event covering over 33 miles, organized by Avon Valley Runners and the Rotary Club of Westbury. Held in the scenic Wiltshire area, the race offers a challenging course with multiple checkpoints, attracting trail running enthusiasts seeking a long-distance a..

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 Xtreme Marathon is the second half, a 26.2-mile leg from Merthyr..

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, 95% off-road, across farmland, footpaths and bridleways, wi..

The Winter GMU is an ultra around Bristol's Community Forest Path, offered in two distances: 45 miles and 30 miles. The winter course heads anticlockwise, known for mud, with four checkpoints, chip timing, and GPX navigation. The 45-mile route starts and finishes at Ashton Park School in Bristol; th..

The Hateful 8 Ultra Loop is a multi-loop endurance running event held at Bridgend Miniature Railway in Aberkenfig, Bridgend, South Wales. Each loop covers about 9 miles, and participants aim to complete as many loops as possible within an 8-hour window. The course is a mixed-terrain route featuring..

6th Hannington Hike, an LDWA challenge by the BBN group, starts at Wellingborough Grammarians Memorial Sports Field, Northamptonshire. It offers two distances, 26.6 and 15.5 miles, across countryside. The event fosters a friendly atmosphere with checkpoint navigation; route descriptions must be down..

Wight Riot is a mixed-terrain running event on the coastal path at Milford on Sea, offering views of the Isle of Wight and a pass by Sturt Pond Nature Reserve. The race uses a 5.3 km (3.28 mile) out-and-back lap, with participants choosing any distance from 5K up to an ultra, within a 7-hour window...

Centurion Running’s Hundred Hills 50km is a scenic trail ultramarathon through the Chiltern countryside, starting and finishing at Stonor Park near Henley-on-Thames. The race covers two 25km loops for a total of 50km, with about 4000 ft (1200 m) of elevation gain and a 9-hour cut-off. The route is 8..

Humanity Direct Amersham Ultra is a one-day endurance event based at Dr Challoner’s Grammar School in Amersham, Buckinghamshire, set in the Chiltern Hills. Runners and walkers can choose from three distances: 50km ultra, 25km half ultra, or a 10km option. The route winds through the Misbourne and Ch..

Surrey Hills Half Marathon is a guided trail half marathon starting and finishing in Guildford, Surrey. The 13-mile route threads through the Surrey Hills’ scenery, including St Martha’s Church and hill, the village of Shere, and Newlands Corner and Hackhurst Downs, with sections of the North Downs..

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 around 7 km on paths, subject to safety changes. The scenic cours..

The Moo-rathon, Calf and Hen K is an exciting running event hosted by Zig Zag Running at Hyde Hall Farm, Buntingford. Celebrating its third year, participants can choose from various distances, including 10k, Half Marathon, Full Marathon, and Ultra Marathon. The scenic route starts at the farm's bas..