4.7
(199)
5,002
riders
43
rides
Mountain biking around Brithdir And Llanfachreth offers a diverse landscape for riders. The region is characterized by its proximity to Eryri (Snowdonia) National Park, featuring a mix of river valleys, forested areas, and undulating terrain. Riders can expect routes that follow waterways like the Afon Mawddach and climb through hills, providing varied elevation changes. This area provides a natural setting for mountain biking, with trails winding through different natural environments.
Last updated: April 25, 2026
4.8
(34)
806
riders
25.2km
02:30
540m
550m
Get ready for a demanding mountain biking adventure on the Beast of Brenin Trail, a difficult route spanning 15.7 miles (25.2 km). You will climb a significant 1784 feet (544…
4.9
(11)
203
riders
30.4km
01:53
250m
250m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

Sign up for free
4.7
(65)
1,227
riders
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
4.9
(20)
569
riders
14.7km
01:26
330m
330m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
4.4
(15)
498
riders
30.3km
02:54
620m
620m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
Get access to more routes and recommendations from other explorers.
Sign up for free
Already have an account?
Our route recommendations are based on thousands of hikes, rides, and runs completed by other people on komoot.
Start today with a free account
Your next adventure awaits.
Login or Signup
Card payments are accepted. The bridge is open to cyclists and walkers 24/7. There is a slot for the toll in the door outside of operating hours.
0
0
The half-way point on the Minotaur mountain biking route at Coed y Brenin.
0
0
They do take card payments so that’s been an update but it’s not open 24 hrs
0
0
Make sure you have cash for the toll - no card payment here😉
2
0
A lovely track to ride along the estuary. Suitable for any bike
0
0
Seaside views towards Barmouth and the Mawddach estuary. A wooden slatted bridge takes you easily across this.
1
0
The attractive old toll bridge was built in 1879 and is open for cyclists and walkers 24 hrs a day.
2
0
There are over 40 mountain bike trails in the Brithdir And Llanfachreth area, offering a variety of experiences for different skill levels. These routes are highly rated by the komoot community, with an average score of 4.7 stars.
Yes, the region offers several easy routes. The Mawddach Trail — Eryri (Snowdonia) National Park is an excellent choice, following the scenic Mawddach estuary. It's a relatively flat and accessible ride, perfect for those looking for a relaxed experience.
For experienced riders seeking a challenge, the Beast of Brenin Trail offers a difficult and demanding experience through varied terrain. This 15.7-mile (25.2 km) route includes significant elevation changes and technical sections.
Yes, many routes in Brithdir And Llanfachreth are designed as loops. For example, the Pistyll Cain Waterfall – View of the Eryri Mountains loop from Afon Mawddach is a moderate 21.4-mile (34.4 km) circular trail that takes you through river valleys and offers stunning views.
Parking is available at various trailheads and visitor centers in the region. A notable spot is the Coed y Brenin Visitor Centre, which serves as a hub for many trails and offers facilities. Specific parking details are often provided on individual route pages on komoot.
The trails in Brithdir And Llanfachreth offer diverse scenery, including river valleys, forested areas, and views of the Eryri Mountains. You might encounter natural attractions like Llyn Cynwch or the dramatic Llyn Cau, a mountain lake. Some routes also pass through areas like the Cain Section of The Beast in Coed y Brenin.
The spring and autumn months generally offer the most pleasant conditions for mountain biking, with cooler temperatures and vibrant scenery. Summer can also be excellent, though trails may be busier. While winter riding is possible, be prepared for potentially wet and muddy conditions, and shorter daylight hours.
Yes, the region is known for its natural beauty, including waterfalls. The Pistyll Cain Waterfall – View of the Eryri Mountains loop from Afon Mawddach specifically highlights a waterfall as a key feature along its route, offering a scenic stop during your ride.
While specific cafes directly on every trail are not guaranteed, popular trailheads and visitor centers, such as the Coed y Brenin Visitor Centre, often provide facilities including cafes, bike hire, and repair services. Planning your route to pass through or start near these points can ensure access to amenities.
The area is highly rated by the komoot community, with an average score of 4.7 stars from over 190 reviews. Riders frequently praise the diverse landscape, from river valleys to forested hills, and the stunning views of the Eryri Mountains. The variety of routes catering to different skill levels is also a common highlight.
While popular routes like the Mawddach Trail are well-known, exploring some of the less-trafficked moderate trails can reveal hidden gems. For instance, the Tarw Du Trail Entrance – The Foundry Skills Area loop from Afon Mawddach offers a rewarding experience with varied terrain that might be less crowded than the most famous trails.


Browse the best MTB trails in other regions.