Best lakes around Ffestiniog are found within Snowdonia National Park, an area known for its rugged mountains and industrial heritage. The region features a diverse landscape of woodlands, wetlands, and acid grasslands. Many lakes here are connected to the area's slate quarrying history, offering a blend of natural beauty and historical context. This makes Ffestiniog a destination for exploring both wild landscapes and industrial past.
Last updated: April 24, 2026
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Popular around Ffestiniog
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Cycling around Ffestiniog
Running Trails around Ffestiniog
The best view to be had of these two lakes is from the Crib Goch, and they will be a long way below you.
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There are so many beautiful views on the way to the summit of Mt. Snowdon and this is definitely one of them.
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Situated just to the north of Beddgelert, and named after the nearby hill fort of Dinas Emrys, Llyn Dinas is a beautiful, peaceful lake perfect for a walk or even a swim.
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This idyllic mountain lake is hidden amongst the pine and deciduous forests of the Gwydyr Forest and lies above Betws-y-Coed. The lake is used as a water reservoir. In the past the lake was actually made up of two smaller lakes, called Llyn Rhisgog and Llyn Enoc.
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Among the most popular are Llyn Llydaw (Brittany Lake), nestled amid dramatic mountain peaks, and Llyn Dinas, a large, shallow lake set in the Nantgwynant valley. Visitors also highly rate Llyn Elsi, a mountain lake hidden within the Gwydyr Forest offering views above Betws-y-Coed.
Yes, Llyn Dinas is considered family-friendly, with footpaths exploring its southern banks. The Miners' Track, which passes by lakes and ruins, is also recommended for families looking for an easier day out.
Llyn Trawsfynydd is known for excellent fishing for pike and trout. For a more remote experience, Llyn Conglog is a prime spot for fly and spinner fishing for wild brown trout, particularly between July and September. Llyn y Manod also offers fishing, though its rocky margins make it a bit more challenging.
The Ffestiniog area is rich in industrial history. Llyn Bowydd is part of scenic walking routes that utilize old tracks and disused inclines, offering insights into historical quarrying. Llyn y Manod provides a glimpse into the rugged slate-mining heritage, with walks offering views of Blaenau Ffestiniog's impressive slate workings. Additionally, Llyn Cwmorthin is steeped in slate quarrying history, with trails following an old tramway past a ruined chapel and mining settlement remnants.
Absolutely. Llyn Trawsfynydd has a well-maintained cycle loop and footpaths around its shore. Llyn Bowydd is a highlight on strenuous walks offering panoramic mountain views. For those interested in longer routes, you can find various running and hiking trails in the area, such as those listed in the Running Trails around Ffestiniog guide.
While specific designated wild swimming spots are not detailed, Llyn Llydaw (Brittany Lake) has a beach at its far end, described as a perfect place to cool off after a hike. Llyn Dinas is also mentioned as a large, shallow lake, often suitable for walks or a swim.
The walk to Llyn Conglog is described as challenging, rewarding hikers with dramatic mountain scenery and solitude. The routes around Llyn Bowydd also involve strenuous walks on old tracks and inclines. For more challenging options, consider routes like the 'Moelwyn Mawr Summit – Moelwyn Bach loop' which can be found in the Running Trails around Ffestiniog guide.
Yes, Llyn Trawsfynydd features a well-maintained cycle loop around its shore. For mountain biking enthusiasts, the Ffestiniog area offers various trails. You can explore options in the MTB Trails around Ffestiniog guide, which includes routes like the 'Llyn Trawsfyndd loop'.
The lakes are set within Snowdonia National Park, known for diverse ecosystems. Llyn Trawsfynydd, for instance, is surrounded by woodlands, nature reserves, and wetlands, supporting a rich variety of animal and birdlife, including Atlantic oakwoods. Llyn Conglog's landscape is dominated by bog, acid grassland, and heather, providing habitats for wild brown trout.
Llyn Trawsfynydd features a visitor center with a café, making it a convenient stop. While specific cafes for other remote lakes are not listed, the general area of Ffestiniog and nearby towns like Betws-y-Coed (near Llyn Elsi) will have amenities.
The period between July and September is particularly good for fishing at lakes like Llyn Conglog as the water warms up. Generally, late spring to early autumn offers the most pleasant weather for hiking and outdoor activities around the lakes, though the dramatic scenery can be appreciated year-round.


Still not found your perfect lake around Ffestiniog? Check out the guides of these regions to see even more beautiful places.