Trail Running calendar near Gloucestershire 2025-2026

We have found 287 Trailruns within 80 miles of Gloucestershire. See below where and when you can find the races.

Dusk To Dawn - Bridgend Miniature Railway Dusk To Dawn is a 12-hour ultra challenge held on 8 November 2025 at Bridgend Miniature Railway, Fountain Road, Aberkenfig, Tondu, Bridgend, CF32 9BZ, Mid Glamorgan, GB. Entry is open to people aged..

Run the stunning Gower coastline at Oxwich Bay on 8 Nov 2025 with routes across cliff tops, dunes, woodland and beaches. Options from 10K to Ultra suit every level while full marking and electronic timing keep the focus on the views and the..

UTMB Index

Event overview The Dark Dorset 10 is a twilight trail race run by Tri-Counties Trail Running. The course is an entirely off-road 10 km route that starts and finishes in the park in front of Eastbury House. The route goes through woods into..

MoRunning returns to Ashton Court Park in Bristol on 9 November 2025 with 1.5k, 5k and 10k trail friendly routes that mix paths, mud and a testing hill. Support Movember for men's health, grab a finisher medal, wear fancy dress and join the..

Join the Southampton MoRun on 9 November 2025 at Southampton Common to support Movember and men's health. Choose 1.5k, 5k, 10k or the half marathon and enjoy a medal, headband and post race treats.

Run a scenic half marathon along the Grand Union Canal from Cowley Recreation Ground to Cassiobury Park, featuring country trails and woodland paths. Chip timing, a finisher medal and on course refreshments make this a rewarding challenge.

Join this atmospheric night off road 10 km at Wyre Forest Visitor Centre on 12 November 2025, run as two torchlit laps over trails and tracks. Canicross friendly and with limited entries, it promises muddy fun and a finishers medal.

Bath Skyline 5km & 10km, a Relish Running Races off-road event at West Car Park, University of Bath (BA2 7AY), features night and day races across 5km and 10km, plus a daytime 500m kids' run. The hill-top routes traverse woodland trails, me..

The Margam Trail Races take place at Margam Country Park and Forest, offering runners a scenic and well-marked trail running experience. The event features three distances: a half marathon (21.1 km with 750m elevation), a 10k (10.2 km with..

Take on the Trails & Tarmac 12 hour Backyard Ultra in the Black Mountains near Crickhowell, repeating a 4.2 mile mixed trail and tarmac loop each hour. Earn medals for every lap and fight it out on the final timed loop to win.

Event overview The New Forest Central Trail Run takes place on Saturday 15 November 2025 at Roundhill Campsite, New Forest, Beaulieu Road, Brockenhurst SO42 7QL. Distances offered are: 22km : elevation +185 m 17km : elevation +123 m 10km :..

Wendover Woods 50® Wendover Woods 50® is a 50 mile (~81 km) trail ultramarathon held within Wendover Woods, Aston Hill, Halton, Aylesbury (South-East England). The route is five repeated 10 mile loops on forest trails and tracks operated by..

UTMB Index

The Rugged Radnage 10K Run, held in the Chiltern Hills near Radnage village, offers a challenging mixed-terrain course featuring roads, trails, footpaths, woods, and fields with notable ascents and descents. The event includes both 5K and 1..

The Cardiff Trail Half Marathon is an exciting running event set against the stunning backdrop of Castell Coch. Scheduled for November 16, 2025, this newly introduced race offers a unique blend of competition and scenic beauty, making it an..

The MT10 (Multi-Terrain 10) is a 10-mile (16 km) off-road trail run held at Pembrey Country Park and along Cefn Sidan Beach in Carmarthenshire. The course features a mix of soil and firm sand surfaces, providing a varied terrain that accomm..

Event overview Callow is a confirmed fell race scheduled for Sunday, 16 November 2025. The course is an AS category fell race of 8.1 km with 762 m total ascent. The route starts near Little Stretton, includes four steep valley climbs, and f..

The Beckbury Trail is a 10K multi-terrain running event organized by Lawley Running Club, celebrating its 10th anniversary. Set in the scenic rural village and parish of Beckbury, Shropshire, the course features a mix of trail and a small s..

The Avebury8 Nine is a small, highly regarded trail race set in the Avebury World Heritage Site in Wiltshire. The roughly 9-mile course starts and finishes in Avebury, with the route starting on Bray Street, heading north to Yatesbury Lane,..

Take on the Broadway Marathon or Half Marathon through the northern Cotswolds, starting and finishing in charming Broadway village. Enjoy mostly trail terrain, climbs to Broadway Tower and sweeping views over the Vale of Evesham.

UTMB Index

Event overview Petzl Night Trails 10K at Salcey Forest takes place on 21 November 2025 at Salcey Forest (postcode NN7 2HX). The event is a trail race of 10k run on a marked, two-lap route. A head or chest torch is required to take part. Pet..