Trail Running calendar near Tongwynlais 2025-2026

We have found 244 Trailruns within 80 miles of Tongwynlais. See below where and when you can find the races.

Run the Butcombe Trail Ultra through the Mendip Hills AONB on self navigated 50 km or 50 mile courses that circle six pubs. Volunteer run, UTMB qualifying and perfect for adventurous trail runners seeking a scenic challenge.

UTMB Index

Choose your distance in this 7 hour time challenge at scenic Dare Valley Country Park, with multi lap routes from 3 km up to 50 km. Enjoy on course snacks, vegan options and themed medals with distance pins.

Event overview The Chase Trail Run 2026 is part of the Garmin UK Trail Running Festival on 26th April 2026. The event takes place at St Giles House, Wimborne St Giles, BH21 5NA and is organised by ORA Events Limited. Entries close on 22nd A..

Join an 8 hour timed challenge around the scenic Eastnor Castle estate, solo or in relay, with views of the castle and Iron Age British Camp. Go for distance targets up to 50 miles and note headtorches are required for the final hours.

May 2026

The Portland Pig Backyard Ultra is an ultramarathon event held at Grove Farm Estate, Portland, Dorset. In this unique race format, participants run a 4.167-mile (6,706 meters) loop every hour, starting on the hour, continuing until only one..

Join the East Devon Round, a friendly trail running festival over the first May bank holiday at Offwell. Choose from challenging ultra routes or shorter trail runs, enjoy camping, communal meals, live tracking and a relaxed mini event for a..

Tackle stunning Shropshire hills in the May the Fourth be with you race, choosing half or full marathon over 13.1 mile laps. Entries capped at 200 with a virtual option during May 4 week. Aid stations and finisher medals provided.

Experience a 30 mile ultra across wild central Wales, starting and finishing in Llanidloes and taking in Clywedog Reservoir and the source of the River Severn. Staffed checkpoints and no overall time limit make it a welcoming adventure.

Explore the Malvern Hills Ultra from Abberley Village Hall with multiple distance options along the scenic Worcestershire Way. Enjoy sweeping views, timed support from 'Time Lords', and a bespoke finisher medal and tech shirt.

Rasus y Bannau is a tough trail in the Brecon Beacons with marathon and ultra options up to 100K across scenic ridges. Expect marked routes, checkpoints and mountain safety on May 2 and 3 2026.

Hit the Cotswolds trails with Tempo Trail Races on Sunday 3 May 2026, featuring distances from 10K up to a 100K ultra. Pick your challenge or try the new 50K option for a weekend of scenic, adventurous running.

The Bluebell Bash is a trail running event in Manswood, Wimborne, UK, organized by Tri-Counties Trail Running. It offers three distances—half marathon (13.1 miles), 10K, and 5K—with full accessibility for canicross. Runners traverse scenic..

The Collingbourne Races, held at Crawlboys Farm in Ludgershall, offer a scenic off-road running experience through the beautiful Collingbourne woods. Featuring a half marathon and a 10km race, the course includes bridle paths, woodland trac..

Take on the Westcountry Ultra Flat, a 50 mile point to point ultramarathon on 9 May 2026 from Taunton to Minehead. Enjoy a pancake flat first half followed by scenic coastal climbs, rocky beaches and unforgettable views to the finish.

Join the Westcountry Ultra Hilly 50, a scenic yet testing 50 mile trail ultramarathon near Minehead on 9 May 2026. Coastal views, woodland and moorland, six aid stations and a finisher medal make this a memorable challenge.

Take on the Westcountry Ultra 100 mile point to point across Somerset coastline and countryside, with coastal paths, limestone cliffs and a dark skies reserve. With a 32 hour cut off and 13 aid stations, this scenic but demanding ultramarat..

Epona 100 is a bold 100 mile trail race from Abergavenny that links Offa's Dyke, the Cambrian Way and the Beacons Way across roughly 17,000 ft of ascent. Expect rugged trails, aid station support and a generous 50 hour time limit.

Take on the Tenacious Ten Hour Endurance Challenge, a timed mountain loop at Mynydd Troed in Powys with steep climbs, technical downhills and scenic trails. Solo, pair or four person teams aim to log as many laps in 10 hours.

Preseli Beast is a circular off road fell race from Maenclochog around the Preseli hills, with steep climbs, boggy trails and coastal views. Choose 24 mile or 11 mile routes; entries open December 2025 for May 9 2026.

Run the Sid Valley Ring Half or Third Marathon on 9 May 2026 and soak up coastal, woodland and country lane scenery. Choose 22 km or 13.5 km, expect hills and mud, and help maintain the trail with your entry.