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Routes
Gravel rides
United Kingdom
Wales
North Wales
Gwynedd

Trawsfynydd

The best gravel rides around Trawsfynydd

4.8

(5)

97

riders

5

rides

Gravel biking around Trawsfynydd offers diverse terrain within Snowdonia National Park, characterized by a mix of forest tracks, lake shorelines, and rugged mountainous landscapes. The region features the prominent Llyn Trawsfynydd reservoir and provides access to extensive trail networks, including those in Coed y Brenin Forest Park. These routes combine gravel paths, tarmac sections, and some off-road tracks, catering to various skill levels.

Best gravel bike trails around Trawsfynydd

  • The most popular gravel bike trail is Penmaenpool Toll Bridge –…

Last updated: May 6, 2026

4.5

(2)

32

riders

#1.

Coed y Brenin Visitor Centre – Tarw Du Trail Entrance loop from Afon Mawddach

16.3km

01:21

320m

320m

Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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Moderate

Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Hard
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Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Hard

Easy gravel ride. Great for any fitness level. Mostly paved surfaces. Suitable for all skill levels.

Easy

Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

Moderate

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Hiking Collection by

Alex Foxfield

Tips from the Community

Maria Wigley (wigleybike)
November 15, 2025, Penmaenpool Toll Bridge

If you smile sweetly you don’t have to pay. There are also public toilets just after this.

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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.

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A really fantastic chucks route. one for everyone's bucket list.

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They do take card payments so that’s been an update but it’s not open 24 hrs

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Make sure you have cash for the toll - no card payment here😉

2

0

Beautiful gravel track descent with simply stunning views

0

0

A short trail but fast and fun

0

0

Frequently Asked Questions

What kind of terrain can I expect on gravel bike trails around Trawsfynydd?

The trails around Trawsfynydd offer a diverse mix of terrain. You'll find extensive forest tracks, scenic lake shorelines, and rugged mountainous landscapes. Routes often combine gravel paths, tarmac sections, and some off-road tracks, providing a varied experience suitable for gravel bikes.

Are there gravel biking options for different skill levels in Trawsfynydd?

Yes, Trawsfynydd caters to various abilities. You can find easier loops, such as sections around Llyn Trawsfynydd, as well as more challenging routes with significant ascents through mountainous terrain. For example, the The Slipway – Tarw Du Trail Entrance loop from Afon Mawddach is an easy option, while the Penmaenpool Toll Bridge – Penmaenpool Toll Bridge loop from Afon Mawddach is considered difficult.

What are some notable natural features or viewpoints I can see while cycling?

The prominent Llyn Trawsfynydd reservoir is a central feature, offering picturesque views. As part of Snowdonia National Park, you'll be surrounded by dramatic mountainous landscapes. Routes like the Traws Eryri (Trans Snowdonia) offer views of Tryfan and the Carneddau mountains. You can also explore highlights like Llyn Trawsfynydd itself or the Maentwrog Dam.

Are there any historical landmarks or attractions along the gravel routes?

Yes, the region has several points of interest. You can visit the historic Tomen-y-Mur Roman Fort, which also includes remains of a Norman castle. The preserved farmhouse home of World War One poet Hedd Wyn, Yr Ysgwrn, is also accessible nearby. For more natural landmarks, consider the Summit of Aran Fawddwy or Moelwyn Mawr summit for stunning views.

Can I find circular gravel bike routes in the Trawsfynydd area?

Many of the gravel routes around Trawsfynydd are designed as loops, allowing you to start and finish at the same point. For instance, the Coed y Brenin Visitor Centre – Tarw Du Trail Entrance loop from Afon Mawddach is a popular moderate circular option through Coed y Brenin Forest Park.

What is the best time of year for gravel biking in Trawsfynydd?

Trawsfynydd offers gravel biking opportunities year-round, but the best time often depends on your preference. Spring and autumn provide pleasant temperatures and vibrant scenery. Summer is popular but can be busier. Winter riding is possible, but some tracks might be muddy, especially after rain, so be prepared for varied conditions.

Is Trawsfynydd a good base for accessing other renowned biking areas like Coed y Brenin?

Absolutely. Trawsfynydd is ideally located for accessing the renowned trails of Coed y Brenin Forest Park. While Coed y Brenin is famous for mountain biking, its extensive network of forest tracks includes many surfaces perfectly suitable for gravel bikes. The Tarw Du Trail Entrance – The Foundry Skills Area loop from Afon Mawddach is a moderate route that gives you a taste of the area.

Are there any family-friendly gravel biking options in Trawsfynydd?

While specific 'family-friendly' designations aren't always explicit, the easier loops around Llyn Trawsfynydd offer varied terrain that can be suitable for families, combining gravel paths and tarmac. Always check the route difficulty and length to ensure it matches your family's capabilities.

What do other gravel bikers say about the trails in Trawsfynydd?

The gravel biking routes in Trawsfynydd are highly rated by the komoot community, with an average score of 4.7 stars from over 4 reviews. More than 100 gravel bikers have used komoot to explore the region's varied terrain, often praising the diverse landscapes and the mix of forest tracks and lake shorelines.

Are there cafes or places to refuel near the gravel trails?

Yes, the Llyn Trawsfynydd Cycle Loop passes a visitor center where you can find a café to warm up after your ride. The wider Trawsfynydd area and nearby towns offer various cafes and pubs where cyclists can refuel and relax.

What is the overall elevation gain like on Trawsfynydd's gravel routes?

The elevation gain varies significantly depending on the route. While some loops around the lake are relatively flat, many routes, especially those venturing into the mountainous parts of Snowdonia, feature significant ascents. For example, the Y Garreg Fawr Stone Archway – View of the Eryri Mountains loop from Llanfachreth includes over 560 meters of elevation gain.

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