Trail Running calendar near Cirencester 2025-2026

The Imber Ultra is a challenging trail run of over 33 miles across the Wiltshire countryside, blending tough terrain with great views. The next edition is on 1 March 2026 and entries are expected to open around October 2025.

Join a guided 10 km trail from Silent Pool, Albury along the North Downs Way through Netley Heath to Shere, with sunset or headtorch night options. Led by a qualified guide, the run features kit trials and sometimes an alcohol free beer.

Thunder Races invites trail runners to scenic woodland and countryside routes at Harrold Odell Country Park in Bedfordshire on 7 March 2026. Choose 25 km or 50 km routes marked and supported with aid stations, medals and finishers goodies.

Tackle the Winter GMU around Bristol on the Community Forest Path with 45 mile and 30 mile options on scenic self guided routes. Chip timing, well stocked checkpoints and a technical finishers T shirt and bespoke medal await.

Tackle the Scott Sports Dirty Dozen, a 12 km loop through Cannock Chase on muddy trails with tough climbs and fast descents for an off road challenge. Family friendly with a short U14 course, free camping and parking and post race photos.

Event overview The Humanity Direct Amersham Ultra is a one-day running and walking event on 7 March 2026 at Dr Challoner's Grammar School, Amersham, Buckinghamshire. Distances on offer are: 50 km (ultra) 25 km (half ultra) 10 km The cours..

Tackle the Hateful 8 Ultra Loop on 7 March 2026 at Bridgend. Run as many 9 mile loops as you can in 8 hours over mixed terrain with steep climbs and technical forest descents, plus support, snacks and a bespoke finish medal.

Event overview Wight Riot is a mixed-terrain running event on the coastal path at Milford on Sea, taking in views of the Isle of Wight and passing Sturt Pond Nature Reserve. The course is an out-and-back route based at Hordle Cliff West, Cl..

Tackle the Leith Hill Half Marathon, a scenic 13.1 miles cross country run from Dorking to Leith Hill Tower and back with about 1,800 feet of climbing. Enjoy stunning views, a commemorative medal and a full cooked breakfast at the finish.

Explore the Northamptonshire countryside at the 6th Hannington Hike on 8 March 2026 with 15.5 or 26.6 mile routes. Friendly checkpoints, hot drinks and a finisher certificate and badge make this a rewarding day out for walkers of any abilit..

The CODopoly Triple is a friendly multi day running event in Shropshire where you can run one, two or all three days. Choose 8 mile, half marathon or marathon courses and soak up Ironbridge and south Telford views at The Unicorn Inn.

The Jurassic Express Trail Run will take place in Swanage on Saturday 14 March 2026. You can run between 11 and 21 kilometers.

Tackle the Hundred Hills 50 km, a challenging trail ultra at Stonor Park near Henley on Thames with two 25 km loops and 4000 ft of ascent. Five aid stations and hot food at the finish make for strong support.

Take on the Maverick Hampshire Trail at Matterley Basin, a scenic, undulating route through South Downs woodland with panoramic views to Cheesefoot Head. Choose 5 km, 16 km or a challenging 24 km half marathon and enjoy timed results, finis..

Run through ancient trees and rolling contours at the DirtRun Wyre Wizard Trail in Wyre Forest. Choose a 13 mile half marathon or 7.6 mile Super Seven for scenic trails, medals and on course support.

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..

Join a guided 13 mile trail run around Guildford's Surrey Hills, visiting St Martha's Hill, Shere and the North Downs Way. Enjoy a friendly group pace, kit support and optional post run refreshments.

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.

Take on the South Downs Way with Winter's End, a scenic trail event offering a 50 mile ultramarathon and two marathon options between Arundel and Winchester. Expect chalk ridge views, well stocked aid stations and a true point to point adve..

Event overview The Windsor Trail Run takes place on Sunday 22nd March 2026 at Alexandra Gardens, Alma Road, Windsor SL4 3HU. The event offers trail running on a flat course with views that include Windsor Castle. The route maps cover a Half..