5.0
(1)
18
riders
3
rides
Gravel biking in Krokskogen Naturreservat offers diverse landscapes within the Oslomarka region, characterized by dense forests, hilly terrain, and significant elevation changes. The area is part of the Permian lava areas of Krokskogen, featuring a mosaic of pine ridges, steep slopes, and serene bog lakes. This natural reserve provides extensive networks of gravel surfaces suitable for various skill levels, from gentle rides to more challenging routes with substantial climbs.
Last updated: July 3, 2026
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.
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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1
riders
28.8km
02:03
540m
530m
Hard gravel ride. Very good fitness required. You may need to push your bike for some segments of this route.
2
riders
Moderate gravel ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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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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Wide road, coarse gravel. Useful, but steep shortcut between Lommedalen and Sørkedalen
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Byvann Dam is a peaceful spot surrounded by lush forests, offering a scenic retreat just outside the city. The dam regulates the clear waters of Byvann, creating a tranquil lake perfect for a short break or a refreshing nature walk.
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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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Krokskogen Naturreservat offers a varied and engaging landscape for gravel biking. You'll encounter dense forests, hilly terrain with significant elevation changes, and extensive gravel surfaces. The area is characterized by a mosaic of pine ridges, steep slopes, meandering streams, bogs, and serene bog lakes, all part of the Permian lava areas of Krokskogen.
Yes, Krokskogen Naturreservat provides options for various abilities. Komoot features routes ranging from easy paths, like the Storflåtan Lake – Damtjern loop from Damtjern, to moderate and more challenging trails with substantial elevation gain, such as the Sørkedalen General Store & Café – Bogstad Manor loop from Damtjern.
The reserve is known for its striking natural beauty. While riding, you might experience panoramic views from high points like Gyrihaugen (682 m) and Oppkuven (704 m), offering vistas over the surrounding region, including Ringerike and Øyangen Lake. The View of Ringerike – View of Øyangen Lake loop from Øyangen is a great option to experience these views. You can also find features like the Mørkgonga Gorge, a deep crack in the lava plate, though it's primarily a hiking attraction.
Yes, the Byvann Dam – Heggelielva Waterfall loop from Sørkedalen is a popular option that includes the Heggelielva Waterfall, offering a scenic point of interest along your ride.
The best time for gravel biking in Krokskogen Naturreservat is generally from spring through autumn. During these seasons, the trails are typically clear of snow and ice, and the weather is more favorable for outdoor activities. Always check local weather conditions before heading out, as conditions can vary.
For families or those looking for an easier ride, the Storflåtan Lake – Damtjern loop from Damtjern is an excellent choice. It's an easy 8.4-mile (13.5 km) path with a predominantly gravel surface, making it suitable for a more relaxed outing.
Yes, many of the gravel biking routes in Krokskogen Naturreservat are designed as loops. For example, the Forest Stream in Nordmarka – Sørkedalen General Store & Café loop from Sørkedalen offers a circular journey through varied terrain.
The area is highly rated by the komoot community, with an average score of 5.0 stars. Reviewers often praise the diverse landscapes, from dense forests to serene bog lakes, and the extensive network of gravel surfaces that cater to various skill levels. The opportunity to experience significant elevation changes and panoramic views is also frequently highlighted.
Route durations vary significantly based on distance and difficulty. For instance, an easy route like the Storflåtan Lake – Damtjern loop from Damtjern can take around 1 hour 16 minutes, while more challenging and longer routes, such as the Sørkedalen General Store & Café – Bogstad Manor loop from Damtjern, might require over 4 hours to complete.
Krokskogen Naturreservat is a biodiversity hotspot, hosting a thriving bird and animal population. While gravel biking, you might have the chance to observe various species in their natural habitat, especially in the large and continuous old-growth forest areas. Keep an eye out for local wildlife, but remember to maintain a respectful distance.
While the reserve itself is primarily natural, some routes may pass near or start from areas with amenities. For example, the Sørkedalen General Store & Café – Bogstad Manor loop from Damtjern suggests proximity to a general store and café, which can be convenient for refreshments before or after your ride.


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