Llyn Idwal is a region within Eryri (Snowdonia) National Park in Wales, defined by its dramatic glacial landscapes and diverse terrain. The area features a deep, bowl-shaped hollow, Cwm Idwal, which cradles the clear waters of Llyn Idwal itself, surrounded by the towering peaks of the Glyderau range and Tryfan mountain. This unique environment provides a setting for several sports like hiking, jogging, touring cycling, mountain biking, and more.
Llyn Idwal offers numerous routes…
137
Routes
4.5
(991)
Average rating
10698
People visited

4.8
(150)
928
hikers
4.77km
01:32
200m
200m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

4.8
(117)
959
hikers
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.

4.8
(110)
1,408
hikers
4.18km
01:11
100m
100m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

4.8
(106)
585
hikers
7.35km
03:07
610m
600m
Moderate hike. Good fitness required. Mostly accessible paths. Sure-footedness required.
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4.7
(37)
406
riders
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

4.6
(5)
36
riders
27.4km
02:32
740m
740m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.

4.0
(2)
20
riders
44.8km
04:07
1,030m
1,030m
Hard mountain bike ride. Very good fitness required. Suitable for all skill levels.

1.0
(1)
18
riders
30.7km
03:05
1,080m
1,080m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
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4.0
(5)
178
runners
19.7km
02:50
930m
930m
Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

43
runners
Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

37
runners
4.24km
00:29
110m
110m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

27
runners
10.1km
01:52
740m
740m
Hard run. Very good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
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5.0
(1)
107
riders
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

4.9
(18)
150
riders
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

49
riders
22.5km
01:56
580m
590m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

5.0
(1)
47
riders
51.3km
03:22
680m
680m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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106
riders
20.7km
01:08
410m
410m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.

5.0
(1)
90
riders
30.6km
01:38
600m
600m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.

50
riders
55.7km
02:43
780m
780m
Moderate road ride. Good fitness required. Some segments of this route may be unpaved and difficult to ride.

38
riders
50.0km
02:15
350m
350m
Moderate road ride. Good fitness required. Mostly well-paved surfaces and easy to ride.
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4.7
(6)
68
hikers
15.3km
05:37
940m
940m
Hard mountaineering route. Very good fitness required. Mostly accessible paths. Sure-footedness required.

35
hikers
6.88km
03:35
610m
610m
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

5.0
(1)
24
hikers
7.22km
03:10
580m
580m
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.

5.0
(1)
10
hikers
3.80km
02:44
550m
550m
Hard mountaineering route. Good fitness required. Sure-footedness, sturdy shoes and alpine experience required.
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Llyn Idwal offers a variety of outdoor activities, including Hiking, Jogging, Touring cycling, Mountain biking, Road cycling, and Mountaineering. The region's diverse terrain caters to different activity levels.
A popular hiking route is the Llyn Idwal loop from Ogwen Cottage, which is approximately 3.0 miles (4.8 km) long. This trail is generally suitable for various skill levels and takes about 1 hour 30 minutes to complete. For more options, explore Hiking around Llyn Idwal.
Yes, Llyn Idwal offers family-friendly hiking routes. The Llyn Idwal loop is often considered suitable for families due to its moderate length and accessible nature. More specific options can be found in the Family-friendly hikes around Llyn Idwal guide.
Llyn Idwal is known for its dramatic glacial landscapes, including the lake itself and the surrounding Cwm Idwal. Key landmarks include the towering peaks of the Glyderau range, Tryfan mountain, Devil's Kitchen (Twll Du), and the Idwal Slabs. The area is also a National Nature Reserve with rare arctic-alpine plants.
Hiking trails in Llyn Idwal range from accessible lakeside paths to challenging mountain climbs. The Cwm Idwal walk is considered moderately strenuous with some steep sections and rough mountain paths. Guides like Easy hikes around Llyn Idwal and Mountain Hikes around Llyn Idwal provide options for different skill levels.
Yes, Llyn Idwal offers routes for both touring cycling and road cycling. While the immediate area has rugged terrain, specific routes are available for cyclists. Explore options in the Cycling around Llyn Idwal and Road Cycling Routes around Llyn Idwal guides.
Mountain biking trails are available in the Llyn Idwal region. The terrain includes rocky paths and steep sections, offering varied experiences for mountain bikers. Specific routes can be found in the MTB Trails around Llyn Idwal guide.
Llyn Idwal is accessible via public transport, with bus services operating in the Ogwen Valley. The Ogwen Cottage and Ranger Base is a significant starting point for many walks in the area. For hikes starting from bus stations, consult the Hikes from bus stations around Llyn Idwal guide.
Generally, permits are not required for hiking on established trails in Llyn Idwal. The area is part of Eryri (Snowdonia) National Park and is managed by organizations like the National Trust and Eryri National Park Authority. Visitors should respect local regulations and conservation efforts.
Dogs are generally permitted on trails in Llyn Idwal, but they must be kept under control, especially due to livestock and wildlife in the area. It is advisable to keep dogs on a leash. Always follow the Countryside Code.
Routes in Llyn Idwal have received an average rating of 4.55 out of 5 stars from more than 374,000 visitors on komoot. This indicates a high level of satisfaction among users who have explored the region's outdoor activities.
Llyn Idwal's glacial landscape includes various water features. For specific routes that highlight waterfalls in the region, refer to the Waterfall hikes around Llyn Idwal guide.
As a natural feature within a protected area, Llyn Idwal does not have a single standalone official website. Information can be found through the Eryri National Park Authority or the National Trust. A relevant resource is cwm-idwal.org.uk.

