Moel Eilio loop from Llanberis
Moel Eilio loop from Llanberis
4.0
(1)
257
runners
01:47
13.5km
650m
Running
Start your jogging adventure on the Moel Eilio loop from Llanberis, a difficult route that promises a rewarding challenge. You'll cover 8.4 miles (13.5 km) and ascend 2139 feet (652 metres), with an estimated duration of 1 hour and 47 minutes. The initial climb from Llanberis is steep, but soon you'll find yourself on accessible paths and grassy ridges, often sharing the landscape with wild ponies. As you reach the Moel Eilio Summit, prepare for expansive views across the Snowdonia peaks, including Yr Wyddfa, the Glyderau, and the Carneddau, extending all the way to Anglesey and the Irish Sea. This loop is designed for experienced joggers seeking a robust workout amidst stunning Welsh scenery.
When planning your visit, remember that while this route is estimated for jogging in under two hours, walking the full circular route can take significantly longer, around four to five hours. The trail is generally accessible, but be aware that some sections on the descent can be steep and may lack a clear path. We recommend wearing sturdy shoes and ensuring you are sure-footed, especially on these trickier parts. Always check local conditions before you head out, as weather in Eryri (Snowdonia) National Park can change quickly.
This challenging loop offers more than just a workout; it provides a unique perspective on the dramatic landscape of Eryri National Park. You'll experience the varied terrain from steep ascents to open ridges, all while being immersed in the natural beauty of the region. The opportunity to spot wild ponies adds a special touch to your journey, making this route a memorable experience for those who appreciate both physical exertion and breathtaking natural surroundings.
Last updated: April 23, 2026
Tips
Your route passes through a protected area
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Waypoints
Start point
Parking
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163 m
Highlight • Cafe
Tip by
5.22 km
Highlight • Viewpoint
Tip by
8.49 km
Highlight • Trail
Tip by
13.5 km
End point
Parking
Way Types & Surfaces
Way Types
8.32 km
3.07 km
1.60 km
481 m
Surfaces
7.17 km
2.32 km
1.96 km
1.72 km
320 m
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Elevation
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Weather
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Thursday 25 June
26°C
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This route was planned by komoot.
While the full circular route can take 4 to 5 hours for walking, for jogging, it's estimated to take around 2 hours 50 minutes for the 13.6 km (8.45 miles) distance with 739 meters (2,424 ft) of ascent.
The trail features mostly accessible paths and is generally not technical. The initial ascent from Llanberis can be steep, but once on the ridge, the going is easier over grassy sections. You'll encounter gradual slopes, short enjoyable ascents, and gentle ups and downs across subsidiary peaks. Some parts, especially descending into Maesgwm Valley, might be steep and lack a clear path or have an eroded rut, but these are usually short sections. Sturdy shoes are recommended.
Yes, the loop offers spectacular views throughout. From the Moel Eilio Summit, you'll get grandstand views of Yr Wyddfa (Snowdon), the Glyderau, the Carneddau, and even Anglesey and the Irish Sea on clear days. The route also passes through Cwm Maesgwm (Telegraph Valley) and offers fine views down towards Llanberis and over Llyn Cwellyn. The summit also features a well-constructed rock shelter, perfect for a break.
While not technically difficult, the loop is rated as 'difficult' for jogging due to its length and elevation gain, and requires good fitness. The initial climb from Llanberis is the most strenuous part. Compared to the more rugged Snowdon routes, it offers a less strenuous mountain day, but sure-footedness is still required.
The Moel Eilio loop can be enjoyed in most seasons. It often stays below the cloud line, offering good views even when higher peaks are obscured. Spring and autumn provide pleasant temperatures and vibrant scenery. Summer is popular, but be prepared for potentially warmer weather. Winter can be beautiful but requires appropriate gear for colder, potentially icy conditions.
Llanberis offers various parking options, including public car parks. It's advisable to arrive early, especially during peak season, to secure a spot. Specific parking details can often be found on local council websites or by searching for 'parking Llanberis' online.
Yes, dogs are generally welcome on this trail. However, as it's within Eryri (Snowdonia) National Park and involves open fells where livestock may be grazing, it's crucial to keep dogs under close control, preferably on a lead, to protect wildlife and farm animals.
No, there are no specific permits or entrance fees required to jog the Moel Eilio loop or to enter Eryri (Snowdonia) National Park. However, standard parking charges may apply in Llanberis.
Yes, approximately 27% of the route follows sections of the official Snowdonia Slate Trail, offering a glimpse into the region's rich industrial heritage.
If you're looking for epic views of Yr Wyddfa (Snowdon) without the crowds and technical challenges of ascending Snowdon itself, this loop is a fantastic alternative. It provides a unique perspective of the Snowdon massif and often stays below the cloud, offering clear vistas even on days when higher peaks are shrouded.
Absolutely! Llanberis has several cafes and pubs. A popular spot is Pete's Eats Cafe, known for its hearty meals and mountaineering atmosphere, making it a great place to refuel after your run.
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