Trail Running calendar near Tywyn 2026-2027

We have found 193 Trailruns within 80 miles of Tywyn. See below where and when you can find the races.

Traverse the spine of Wales in a legendary 380 km multi stage ultra running journey from Conwy Castle to Cardiff Castle. Experience six days of remote mountain terrain with full camp support and high calorie catering.

UTMB Index

Experience a guided 50 km journey across the 15 peaks of Snowdonia reaching over 3000 feet. This non competitive event features expert mountain leaders support vehicles and premium hot food stations for a complete mountain challenge.

Explore the Shropshire Hills Area of Outstanding Natural Beauty with a 12, 18, or 26 mile route starting in Wistanstow. Enjoy a friendly event through Clun and Bishop's Castle with full support and a hot meal at the finish.

Brutal Extreme Triathlons in Llanberis, North Wales challenge athletes with a lake swim, tough open road bike laps and a final climb of Snowdon via the Llanberis Path. Enter solo or as a relay team and test your limits on wild terrain.

Run along the scenic Llyn Peninsula on a road course that finishes with a spectacular kilometer on Abersoch Beach. The event features chip timing, a beachside finish area with music and a bar, and finisher medals. It's part of the Abersoch..

A hilly trail event in the Cothi valley offering a 13 mile half marathon, a 6.5 mile alternative and a kids race, held at Pumsaint Village Hall with online entry and published route and results.

Experience the stunning Gower peninsula with three trail races along the Wales Coast Path. Run past iconic beaches and rugged cliffs in Britains first Area of Outstanding Natural Beauty.

UTMB Index

Experience the woodland paths and iconic castle views of Margam Country Park in this multi distance trail event. Choose between a 5k or 10k route featuring chip timing and finishers medals.

Explore the scenic woodlands of Cheshire with the Delamere Forest Wildwood Trail Series. Choose between 10k or half marathon distances on a technical trail course with canicross options available for dog owners.

October 2026

An uphill only 10 km race from Ruthin to the Jubilee Tower on Moel Famau, finishing above 550 m with varied trails and a steep final gulley. A return bus to Ruthin can be bought at the event; entry fees range from £0 to £21.50.

Choose your own distance in this flexible 7-hour Time Challenge at Dare Valley Country Park. Run laps on well-maintained paths and enjoy a themed medal, goody bag, and snacks at the finish. The event welcomes walkers and offers vegan option..

Experience a 32 mile trail journey through the remote Cambrian Mountains and toward Lake Vrynwy. This sustainable event features a fully marked course with 4862 feet of elevation and a 14 hour cut off time.

Experience a multi terrain race over Pen Dinas and Constitution Hill starting from the Aberystwyth Promenade. With distances for both seniors and juniors, runners face climbs on gravel, grass, and rocky paths with coastal views.

Trail races at Loggerheads provide 6 km and 12 km routes, including a 6 km canicross, on marked and marshalled trails in a family friendly park setting. There are no time limits.

The Scare Bear Run offers a spooky themed event at scenic Dare Valley Country Park. Choose from various distances or a flexible 7-hour Time Challenge. Finishers receive themed medals, goody bags, and refreshments including ice cream.

A 50 km trail along the Brenig Way from Corwen to Llyn Brenig with 1450 m ascent, marked waymarkers, a GPX file and three checkpoints offering refreshments.

A Halloween-themed running challenge over seven days in Ross-on-Wye. Choose your distance each day on a tough off-road course to earn unique spooky medals. You can run in-person or virtually from anywhere.

The Witches Whisk is a Halloween-themed running event with a flexible distance format. Choose from 5k to ultra and tackle a hilly, off-road course at Pengethley Manor. It's open to runners and walkers, with a 7-hour time limit and a virtual..

The Scary Scamper is an off-road Halloween run with a unique twist. Choose your distance from 5k to Ultra and see how far you can go within a 7-hour limit at Pengethley Manor. You can also join the spooky fun virtually.

The Creepy Crawl is a Halloween themed event where you choose your own distance, from 5k to Ultra, and have 7 hours to complete it. The tough off road course winds through the grounds of Pengethley Manor. A unique spooky medal awaits all fi..