73
riders
12
rides
Mountain biking around Lough Dan offers diverse terrain within the Wicklow Mountains National Park, characterized by rolling hills, cypress forests, and open heather moorland. The area features a scenic, boomerang-shaped lake fed by the Cloghoge and Inchavore rivers, with surrounding mountains like Luggala (595 meters) and Knocknacloghoge (534 meters). Trails often provide views of Lough Dan and the wider mountainous landscape, including distant glimpses of the sea. The region's varied topography provides options for different mountain biking experiences.
Last updated: April 25, 2026
4
riders
22.0km
02:11
630m
630m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
1
riders
15.4km
01:28
490m
500m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.

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10
riders
29.1km
04:03
1,220m
1,220m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
10
riders
12.5km
01:22
370m
370m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
6
riders
42.6km
02:47
630m
630m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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The Vartry Upper Reservoir, located near Roundwood in County Wicklow, is part of a significant water supply system that serves Dublin city. Completed in 1923, it has a capacity of 5.6 billion litres and a maximum depth of 13.4 metres. The reservoir is surrounded by nearly 20 km of walking trails, offering scenic views of the surrounding mountains and diverse wildlife.
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Glendalough, a stunning glacial valley in County Wicklow, is famous for its historical monastic site founded by St. Kevin in the 6th century, featuring a well-preserved round tower and several churches. The valley is also known for its natural beauty, with two lakes and scenic walking trails like the Spinc and Miner’s Village offering spectacular views. Visitors can explore the Glendalough Visitor Centre, enjoy nearby accommodations, and take in the peaceful atmosphere of this historic and picturesque location.
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Glendalough Monastery was founded by St Kevin in the 6th century.
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Incredibly old. Impressive, but usually well attended
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I missed the glen itself, so will go again on a separate trip, but the coffee & cake shop nearby is highly recommended.
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St. Peter and St. Paul Cathedral in Glendalough is a significant historical and religious site nestled in the picturesque Glendalough Valley. This cathedral is part of the larger monastic complex that dates back to the 6th century and was founded by St. Kevin. The cathedral, with its distinctive round tower and ancient graveyard, stands as a testament to Ireland's rich Christian heritage. The cathedral itself is an impressive stone structure, showcasing remarkable craftsmanship from centuries past. Visitors can explore the well-preserved ruins, marvel at the intricate carvings on the archways, and sense the spiritual aura that permeates the site. Surrounded by lush greenery and overlooking the tranquil lakes of Glendalough, the cathedral provides a serene and reflective atmosphere. It invites both pilgrims and tourists to step back in time and connect with the spiritual and cultural legacy of Ireland.
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Good cafe stop on the edge of the Wicklow Mountains National Park. It's a good idea to stock up here as there aren't many opportunities once you get into the mountains.
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Amazing views of Lough Ouler,well worth the climb up to the top. Be warned the weather can close in fast up here, so make sure you've got an extra layer if you stop to admire the view.
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The mountain bike trails around Lough Dan primarily cater to experienced riders, with 10 out of the 12 available routes rated as difficult. There is also one moderate and one easy route for those seeking less challenging options. The terrain often includes rolling hills, cypress forests, and open heather moorland, providing a varied and engaging experience.
While many routes are challenging, there is one easy mountain bike trail available in the Lough Dan area. Additionally, the broader region offers trails like "Alpine connector" and "Pig Of A Climb" which are considered good starting points for beginners, according to local insights.
Mountain biking around Lough Dan offers stunning natural beauty within the Wicklow Mountains National Park. You'll encounter a picturesque, boomerang-shaped lake, surrounded by mountains like Luggala and Knocknacloghoge. The trails often lead through cypress forests, open heather moorland, and bogs, with panoramic views of the mountainous landscape, including distant glimpses of the sea from various vantage points like the Sally Gap. The Inchavore Valley, near a waterfall, is also a notable feature.
Yes, the area includes natural features like waterfalls. The Sally Gap – Glenmacnass Waterfall loop from Vartry Reservoir Upper is a moderate route that specifically passes by the Glenmacnass Waterfall, offering diverse scenery during your ride.
Yes, many of the mountain bike routes around Lough Dan are designed as loops. Examples include the challenging Wicklow Way – Scarr Mountain Summit loop from Roundwood and the moderate Sally Gap – Glenmacnass Waterfall loop from Vartry Reservoir Upper, allowing you to start and finish in the same location.
For a longer ride, consider the Sally Gap – Glenmacnass Waterfall loop from Vartry Reservoir Upper, which covers 42.5 km. Another substantial option is the Scarr Mountain Summit – Tonelagee Summit loop from Glendalough, a difficult trail spanning 29.1 km with significant elevation gain.
The Wicklow Mountains, where Lough Dan is located, offer varied conditions throughout the year. While specific seasonal recommendations for mountain biking aren't provided, the area's beauty can be enjoyed in different seasons. Be prepared for changing weather, especially in winter, and always check local conditions before heading out.
Absolutely. The Lough Dan area is known for its rolling hills and mountainous terrain. The Scarr Mountain Summit – Tonelagee Summit loop from Glendalough, for instance, features over 1200 meters of elevation gain, making it a demanding ride. Locally, "Pig Of A Climb" is also noted for having significant elevation gain.
Over 70 mountain bikers have used komoot to explore Lough Dan's varied terrain. While specific ratings are not yet widely available, the area is appreciated for its diverse landscapes, from cypress forests to open moorland, and the challenging nature of many of its routes.
Many trails offer magnificent views of Lough Dan itself and the surrounding mountains. The Sally Gap is a well-known vantage point providing panoramic vistas. Routes often traverse open heather moorland, allowing for expansive views of the wild Wicklow scenery and even distant glimpses of the sea.
For advanced riders seeking a challenge, the Lough Dan area has several difficult routes. The Lough Tay – Sally Gap loop from Luggala and the Glendalough Grocery – Glendalough loop from Laragh are both rated as difficult, offering technical terrain and significant climbs.


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