Three Rock Mountain loop from Blackrock - Wicklow Mountains National Park
Three Rock Mountain loop from Blackrock - Wicklow Mountains National Park
2
riders
02:01
29.1km
500m
Cycling
This difficult 18.1-mile route from Blackrock is listed for touring cycling, but direct loops on Three Rock Mountain are for mountain bikes.
Last updated: February 26, 2026
Waypoints
Start point
Bus stop
Get Directions
10.5 km
Highlight • Summit
Tip by
24.1 km
Highlight (Segment) • Cycleway
Tip by
29.1 km
End point
Bus stop
Way Types & Surfaces
Way Types
12.8 km
10.6 km
4.07 km
1.62 km
< 100 m
< 100 m
< 100 m
Surfaces
18.0 km
9.58 km
1.46 km
< 100 m
< 100 m
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Elevation
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Weather
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Thursday 7 May
13°C
6°C
26 %
Additional weather tips
Max wind speed: 14.0 km/h
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This route was planned by komoot.
The direct 'loop' routes around Three Rock Mountain, especially those in the Ticknock area, are primarily designed for mountain biking and are generally not suitable for traditional touring bicycles. These trails feature challenging terrain with technical sections, singletrack paths, and varied surfaces like rock, roots, and loose stones. Touring cyclists looking to explore the area from Blackrock would need to plan a route using the wider network of public roads in the foothills of the Wicklow Mountains to avoid unsuitable off-road conditions.
For touring cyclists, the terrain on the direct Three Rock Mountain loops is very challenging. It includes technical sections, singletrack, and surfaces like rock, roots, mud, and gravel, often requiring you to push your bike. While there are some tarmac sections, the overall experience is geared towards mountain biking. If you stick to public roads in the foothills of the Dublin Mountains, you'll find varied road surfaces, some very good and some rough, but generally manageable for road tires.
This route is approximately 29 km (18 miles) long and, for a touring bicycle, is graded as 'difficult'. It typically takes around 2 hours to complete, but this can vary significantly depending on your fitness level and how much you need to dismount and push your bike on the more technical sections if you attempt the mountain biking trails.
Despite the challenging terrain, the area offers spectacular scenery. From Three Rock Mountain, you can enjoy wonderful panoramic views over Dublin City and Bay, as well as the expansive Wicklow Mountains. The landscape includes forestry plantations of larch, pine, and spruce, and further into the Wicklow Mountains, you'll find a mixture of magnificent hills, mountains, rivers, and lakes.
Yes, the primary highlight is Three Rock Mountain itself, offering stunning views. The route also passes through Clonkeen Park. If you venture onto the mountain biking trails, you'll encounter features like the 'Skyline' trail, known for its fast descents and technical sections, though these are not suitable for touring bikes.
Blackrock is a suburban area with various parking options, including street parking and car parks, though these may be paid. For access to the Wicklow Mountains, many cyclists park closer to the foothills or at designated trailheads like Ticknock Forest, but these are further from Blackrock. Consider public transport to Blackrock to avoid parking hassles.
Blackrock is well-served by public transport from Dublin City Centre. You can take a DART train to Blackrock station or various Dublin Bus routes that stop in Blackrock. From Blackrock, you would then need to cycle towards the foothills of the Dublin Mountains to begin your route.
While the Wicklow Mountains National Park generally allows dogs, specific rules apply. Dogs must be kept on a leash at all times to protect wildlife and livestock. Be aware that some sections, especially the technical mountain biking trails, might not be suitable for dogs due to the challenging terrain.
The best time to cycle in the Dublin Mountains and Wicklow Mountains National Park is typically from late spring to early autumn (May to September). During these months, the weather is generally milder, with longer daylight hours and less chance of rain. Winter cycling can be challenging due to colder temperatures, shorter days, and potentially icy or muddy conditions on unpaved sections.
Generally, there are no permits or entrance fees required for cycling on public roads or designated trails within the Wicklow Mountains National Park. However, specific privately managed areas or car parks might have charges. Always check local signage for any specific regulations or fees that may apply to certain facilities or areas you plan to visit.
No, this route is graded as 'difficult' and is not suitable for beginners on a touring bicycle, especially if attempting the direct mountain loops. The terrain is challenging and requires good fitness and bike handling skills. Beginners on touring bikes should look for easier, paved road routes within the broader Wicklow Mountains National Park area.