5.0
(4)
59
riders
1
ride
Gravel biking around Katnosa offers diverse terrain within the Spålen–Katnosa Nature Reserve. The region features forested hills, extensive wetlands, and the lake itself, providing varied landscapes for cyclists. Elevations reach 464 meters above sea level, contributing to both challenging climbs and rewarding descents. This area is known for its quiet forests and natural features, making it suitable for gravel cycling.
Last updated: June 30, 2026
2
riders
12.1km
00:50
160m
150m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
1
riders
21.7km
01:39
370m
370m
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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5.0
(1)
14
riders
68.4km
04:46
1,100m
1,110m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Stunned by how beautiful it was to be up there! Lovely nature!
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Vikseterfossen is a hidden natural gem located in the Krokskogen region, near Lake Damtjern. The waterfall is part of a stream that flows through a lush, forested ravine, offering a more secluded experience compared to the more frequented trails in the area.
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Damtjern is a scenic highland lake that serves as a major gateway to the surrounding wilderness. The lake is nestled within a dense forest of spruce and pine, characterized by its calm waters and rugged, rocky shoreline.
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Beautiful place above Oslo, you can easily explore the city by bike.
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On the eastern shores of Bogstadvannet is Bogstad Manor, a beautiful manor house. There's a cafe here for some post run refreshment, while there's also a museum where you can find out more about the history of the lake and house.
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Watch the farm animals, the old buildings, the view and enjoy the café.
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On a small circular path you pass sheep, goats, cows and horses
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The Katnosa area, nestled within the Spålen–Katnosa Nature Reserve, offers a diverse mix of terrain. You'll encounter forested hills, often covered with spruce, alongside extensive wetlands and the lake itself. The routes feature quiet forests and varied topography, providing both challenging climbs and rewarding descents, with the lake's surface at 464 meters above sea level contributing to the elevation changes.
Yes, there are routes suitable for various skill levels. For a more relaxed experience, consider the Storflåtan Lake – Damtjern loop from Damtjern. This route is rated as easy and covers approximately 13.5 kilometers, offering a pleasant ride through the natural surroundings.
Gravel biking in Katnosa is generally best during the warmer months, from late spring through early autumn, when the trails are clear of snow and ice. This allows for optimal enjoyment of the diverse forest and wetland landscapes. Winter conditions can make many trails challenging or impassable for gravel biking.
Absolutely. Many routes offer picturesque views of the surrounding nature. For example, the View of Ringerike – View of Øyangen Lake loop from Øyangen is specifically highlighted for its scenic vistas of Ringerike and Øyangen Lake, providing memorable stops during your ride.
Yes, the Katnosdammen Cabin, managed by the Norwegian Trekking Association (DNT), is located at the southern end of Katnosa lake. It provides accommodation and serves as a great starting point for exploring the nature reserve, offering views of the lake. You can find more information about the cabin on Visitoslo.com.
While specific cafes directly on every route might vary, the wider Nordmarka area, which encompasses Katnosa, is known for its forest cafés. Some longer routes, like the Sørkedalen General Store & Café – Bogstad Manor loop from Damtjern, pass by local amenities, including general stores and cafés, where you can stop for refreshments.
The Spålen–Katnosa Nature Reserve is a significant part of what makes gravel biking here unique. It's an 18 km² expanse of woods and wetlands, characterized by forested hills and extensive natural features. Biking through this protected area allows you to experience some of the last remnants of untouched nature in Oslomarka, offering a serene and immersive natural experience.
The gravel biking routes in Katnosa are highly regarded by the komoot community, with an average score of 5.0 stars from 5 reviews. Users often praise the diverse terrain, the quiet forests, and the pristine natural features that make for a rewarding cycling experience.
Yes, many of the routes in Katnosa are designed as loops, allowing you to start and end at the same point. Examples include the Gravel loop from Brattvoll and the View of Ringerike – View of Øyangen Lake loop from Øyangen, both offering convenient circular journeys.
The terrain around Katnosa features varied topography, with the lake itself at 464 meters above sea level. Routes can include significant elevation changes. For instance, the Sørkedalen General Store & Café – Bogstad Manor loop from Damtjern, a more challenging option, involves over 1100 meters of ascent, providing substantial climbs and descents.
While some routes offer challenging climbs, there are also easier options that could be suitable for families, depending on their experience level. The Storflåtan Lake – Damtjern loop from Damtjern is rated as easy and covers a manageable distance, making it a good choice for a family outing.


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