Trail Running calendar near Hay-on-Wye 2025-2026

The Summer GMU, The Summer Green Man Ultra, offers two distances—45 miles and 30 miles—on the same clockwise course around Bristol's Community Forest Path. The 45-mile loop starts and finishes at Ashton Park School, while the 30-mile “Green Boy” starts at The White Horse in Hambrook and finishes at..

The Crickhowell 10km is a scenic running event held near Crickhowell, Wales, within the Brecon Beacons National Park. The race features a flat, out-and-back course along the Brecon & Monmouthshire canal, starting and finishing at Llangattock, with a turnaround point at Gilwern. Designed for runners..

Black Cattle Ultra Gwartheg Duon is a two-distance mountain ultra in South Wales organized by Ridge Runners. Entrants can choose 44 miles (71 km) starting at Llanthony Priory in the Black Mountains, or 33 miles (53 km) starting in Abergavenny. Both routes follow the Cambrian Way to Cardiff, with Cas..

Run Winchcombe is a family-friendly running event held at the historic Sudeley Castle in Winchcombe. It offers three race distances: a 1k for children under 11, a 5k for ages 11 and over, and a 10k for participants 16 and older. The courses feature scenic routes around the castle grounds, including..

The Pershore Plum 10k is a chip-timed, multi-terrain flat 10-kilometer race held in Pershore, Worcestershire. Starting at Pershore Leisure Centre, the course runs through the town’s High Street, crosses the river, and winds through the surrounding countryside near Wick before finishing in Abbey Park..

Machen Mountain Race is a 7 km fell race with 365 m of ascent, held near Machen. Registration takes place at Machen Welfare Ground on Tyn-Y-Waun Road, CF83 8LA, with the start/finish on Church Street. The entry fee is £7 on the day, and the age limit is over 18.The course traverses steep, loose, une..

SPUNCH 4 Milverton is a countryside score event near Milverton, Somerset, designed to bridge runners and orienteers. It uses MapRun with an Ordnance Survey basemap and a mass start, offering a choice of sixty- or ninety-minute routes across rural lanes and public rights of way. Participants pick up..

The Mendip Marauder is a challenging ultra running event held in Somerset, England, featuring two distances: a 30-mile and a 50-mile race. The 50-miler covers the entire Mendip Way, starting in Frome and finishing at Uphill Sands Beach, while the 30-miler begins in Wells and follows the latter part..

Saturn Running's "Will Run For Ice Cream" event takes place in the scenic Dare Valley Country Park, Aberdare, Wales. This inclusive 7-hour time challenge allows participants to run or walk as many laps as they wish on a well-maintained 4.37-mile (7km) loop, with shorter options for younger runners...

The Ross on Wye 10K Riverbank Run is a popular running event held in Ross-on-Wye, Herefordshire, featuring chip-timed 10K and 5K races along with a family fun run. The course is flat and multi-terrain, running alongside the scenic River Wye, incorporating river paths with grass and mud sections. The..

The T184 is a challenging 184-mile self-supported adventure race following the River Thames from its source near Cirencester to the Thames Barrier in London. Participants navigate through scenic towns, villages, and iconic London landmarks, completing the course within 76 hours. The route alternates..

The Joust 12hr & 24hr is an off-road endurance race held at Top Barn Campsite, Worcestershire (WR6 6NH). The event features a 24-hour race (J24) and a 12-hour 50-mile challenge (J12), with the J24 open to solo runners, pairs, and teams, while the J12 is for solo competitors only. The course is a rou..

The Yr Wyddfa Ultra 100 is a challenging 102-mile ultramarathon held in Snowdonia National Park, Wales, featuring 5,788 meters of ascent across stunning mountainous terrain. The race starts and finishes in Betws-y-Coed and includes 10 well-supported checkpoints offering refreshments and medical aid...

Battle of the Borders, run by How Hard Can It Be Events, is a trail-running challenge in the Shropshire Hills around Carding Mill Valley, Church Stretton. Runners choose either a Half Marathon (13.1 miles) or a Marathon (26.2 miles), tackling one single lap with no loops or out-and-backs. The route..

The Across Wales Walk is a classic challenge walking event held annually, now in its 62nd year. Participants walk or run a demanding 45-mile linear route across Wales, starting at Anchor Bridge on the English border near Clun and finishing at Clarach Bay near Aberystwyth on the Welsh coast. The cour..

RunThrough Snowdonia Sea2Sky 53k & 25k Trail Races, a brand-new RunThrough event set in Snowdonia, takes place on Saturday, 6 September 2025 in Barmouth. Runners can choose between 25k and 53k trail distances, designed to challenge participants on scenic routes with amazing views. The course is mars..

Yr Wyddfa Ultra 50 is a 45-mile mountain ultramarathon in Snowdonia National Park (Eryri), with around 3,254 metres of ascent and space for up to 500 entrants. The route starts and finishes at Cae Llan/Village Green, Betws-y-Coed, following the Snowdonia Slate Trail from the Swallow Falls area up to..

The RIDUM 2025 is a 30-mile ultra around the Rhymney Valley Ridgeway Walk in South East Wales, near Caerphilly. The route climbs 4,252 feet through lanes, trails and woodland, with ridge-top views and Mynydd Machen (362m) as the high point. Expect a friendly Pegasus atmosphere, with three checkpoint..

Lone Wolf Birmingham 2025 is a unique ultra-endurance running event held at Wyre Forest, Callow Hill, Bewdley. The race features a challenging 7.1km loop through undulating forest trails, set in the scenic woodlands of Wyre Forest. Participants run one loop every hour on the hour for 24 hours, needi..

The 2 Hillforts Hill Race is an exciting running event set to take place in 2024, starting and finishing at Plas Dolben Farm in Llangynhafal. Participants will tackle a challenging course that spans just under 9 miles, featuring a significant ascent of 2500 feet as it navigates the scenic Hillforts..