Trail Running calendar near Dol-y-Gaer 2025-2026

Haldon Night invites runners to a magical winter trail under the stars at Haldon Forest Park on 17 January 2026, with races from 1K kids to a 10K plus a canicross option. Fully marked, chip timed and finished with medals, photos and on cour..

The Greedy Run - Event details The Greedy Run takes place on Saturday 17 January 2026 as part of the 7 Deadly Sins race series. Entrants may choose from the following distances: 5k 10k Half Marathon Marathon Ultra There is a 7 hour time l..

Riverbank Rollick 2026 is a 9.6-mile race organized by Thornbury Running Club in Thornbury, Bristol. The route combines trails, bridle paths, fields, woodland, a stream and a riverbank, with 80% on rough terrain, and mud is common in Januar..

Event details The Envious Run takes place on 18 January 2026 at Pengethley Manor, Ross-on-Wye (what3words: physical.growth.shelf). It is part of the organiser's 7 Deadly Sins series. Entrants choose a target distance and have a 7 hour limit..

The Cardiff Trail 10k is an exciting running event set against the stunning backdrop of Castell Coch. Scheduled for January 18, 2026, this newly introduced race offers participants a unique blend of competition and natural beauty, making it..

Saturn Running's "Spice Up Your Run - Wales" is a fun and inclusive running event held at Dare Valley Country Park in Aberdare. Participants can walk or run a minimum of 3km, with options to complete laps of approximately 7km each, allowing..

The Holly Challenge is a running event by How Hard Can It Be Events held on the lanes of Lightmoor, Telford, within the Lightmoor Nature Reserve. Runners can choose from 5K, 10K, half marathon or marathon distances. The course runs along sc..

Join the social, self navigated Blackdown Beast, a scenic cross country run from Dunkeswell Airfield supporting Macmillan Cancer Support. Expect village hall and pub refreshment stops, stunning hills and 10 or 16 mile options.

The Icing on the Cake is a trail running event held in the scenic Shropshire Hills, starting and finishing at Carding Mill Valley near Church Stretton. Participants can choose between a half marathon (13.1 miles) featuring one loop through..

Event overview DirtRun Dudmaston 10k takes place on 1 February 2026 at Comer Woods, part of Dudmaston Estate. The event uses an off-road route around tracks and trails in Comer Woods and covers 10 km. All finishers receive a medal and finis..

The Westonbirt Arboretum Winter Night Race is an exciting running event set in the stunning National Arboretum, featuring over 2,500 tree species. Participants can choose between 5km and 10km routes, which showcase the arboretum's diverse l..

Event overview Sidmouth Four Trigs is an off-road trail race held on Sunday 8 February 2026 at the Watersports Hub, Sidmouth EX10 8BG. The race distance is listed as: 27 km 17 miles The event records 3999 ft of elevation. Entry fee is £21..

Experience the Winter Day Race at Westonbirt Arboretum on 8 February 2026 with scenic 5 km and 10 km routes through diverse tree collections on firm, trail like surfaces for a fast, enjoyable run. Tickets are sold out.

Join the Trails & Tarmac Backyard Ultra near Crickhowell in the Black Mountains for an addictive looped endurance challenge. Tackle hourly 4.167 mile loops until one runner remains while anyone who reaches 32 miles earns a medal.

Dalwood 3 Hills 2026 returns to Dalwood Village Hall, Dalwood, Axminster (EX13 7EG), offering three multi-terrain routes around the countryside: 10 miles, 5km, and the new 3km Dalwood Doddle for families. Expect mud, hills, and, on the long..

Winter Railway Ultra invites runners to follow a scenic disused railway along the River Severn from Ironbridge to Bridgnorth, passing sites of the area s industrial heritage. Distances from 9 to 37 miles on out and back laps with aid statio..

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..

Two Tunnels Races in Bath, UK, organized by Relish The Great Outdoors, offer a unique underground running experience alongside city scenery. The courses pass through the Devonshire Tunnel (408m) and the longer Combe Down Tunnel (1672m), bot..

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..

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..