4.5
(6)
89
riders
9
rides
Mountain biking in Krokskogen Naturreservat offers diverse and challenging terrain within a dense forest environment just outside Oslo, Norway. The region is characterized by significant elevation changes and undulating hills, providing a dynamic landscape for mountain bikers. Notable natural features include the dramatic Mørkgonga Gorge and panoramic viewpoints from high points like Gyrihaugen (682 m) and Oppkuven (704 m). This varied topography supports a wide range of experiences, from shorter rides to demanding expeditions with substantial elevation gain.
Last updated: June 29, 2026
4.5
(2)
28
riders
31.3km
02:17
490m
490m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
4
riders
19.9km
01:39
300m
300m
Moderate mountain bike ride. Great for any fitness level. Advanced riding skills necessary.

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5.0
(1)
9
riders
57.3km
05:26
1,170m
1,170m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
4.5
(2)
26
riders
31.7km
02:24
510m
510m
Moderate mountain bike ride. Good fitness required. Advanced riding skills necessary.
6
riders
63.5km
05:24
920m
920m
Hard mountain bike ride. Very good fitness required. Advanced riding skills necessary.
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This small dam bridges the connection between Storflåtan and Vesleflåtan.
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Vassendvika is a bay on the Storflåtan. Here you’ll find fire pits and a place to rest.
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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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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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Tiurtoppen is a fantastic hiking destination near Åsa in Ringerike, offering breathtaking panoramic views. A perfect spot to relax and enjoy the beauty of Steinsfjorden and the surrounding nature.
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This is not "The Queen", it is called "The Crown Prince's View".
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Krokskogen Naturreservat offers a diverse and challenging landscape characterized by dense forests, varied and hilly terrain, and significant elevation changes. This dynamic environment provides a range of experiences, from more relaxed rides to demanding expeditions.
There are 11 mountain bike trails documented in Krokskogen Naturreservat. These routes cater to various skill levels, including 1 easy, 5 moderate, and 5 difficult options.
Yes, there are options suitable for families. For an easier ride, consider the Viewpoint Over Storflåtan – Damtjern loop from Damtjern. This 8.6-mile (13.8 km) trail is rated easy and offers pleasant views over Storflåtan, making it a good choice for a less strenuous outing.
Krokskogen Naturreservat is home to several striking natural features. You can explore the dramatic Mørkgonga Gorge, a unique rift in a lava plate. For panoramic views, high points like Gyrihaugen (682 m) and Oppkuven (704 m) offer sweeping vistas across the region. The Crown Prince's Viewpoint – Kari Hiran Memorial loop from Lommedalen is one route that leads to scenic viewpoints.
The best time for mountain biking in Krokskogen Naturreservat is generally during the warmer months when trails are free of snow and ice. The dense forests and varied terrain are most accessible and enjoyable from late spring through early autumn. Always check local conditions before heading out, especially during shoulder seasons.
Yes, many of the mountain bike routes in Krokskogen Naturreservat are circular. Examples include the Viewpoint Over Storflåtan – Damtjern loop from Damtjern, the Crown Prince's Viewpoint – Kari Hiran Memorial loop from Lommedalen, and the Trangfoss – Aurevassflaka loop from Lommedalen.
The area is highly rated by the komoot community, with an average score of 4.5 stars from a few reviews. Mountain bikers often praise the diverse and challenging terrain, the immersive forest environment, and the rewarding panoramic views from high points.
While Krokskogen Naturreservat is a popular area for outdoor activities, specific regulations regarding dogs on mountain bike trails can vary. It's always best to check local signage or official park guidelines for current rules on leash requirements and permitted areas to ensure a pleasant experience for everyone.
Absolutely. Krokskogen Naturreservat offers several challenging routes for experienced riders. For example, the Viewpoint Over Storflåtan loop from Åsa kraftstasjon is a difficult 35.6-mile (57.3 km) route with over 3,800 feet (1172 m) of elevation gain, requiring strong fitness and advanced riding techniques.
Trail durations vary significantly based on length and difficulty. Shorter, easy routes like the Viewpoint Over Storflåtan – Damtjern loop from Damtjern can be completed in just over an hour. More challenging and longer routes, such as the Viewpoint Over Storflåtan loop from Åsa kraftstasjon, can take over 5 hours.
Krokskogen Naturreservat is situated just outside Oslo, and while specific trailheads might require a car, public transport options to the general area are available. It's advisable to research bus routes to access points like Lommedalen or other entry points to the Oslomarka forest, which Krokskogen is part of.
As Krokskogen Naturreservat is a natural reserve, amenities directly on the trails are limited. However, being close to Oslo and surrounding towns like Lommedalen, you can find cafes, pubs, and accommodation options within a short drive from various access points. Planning your route and checking for services in nearby communities is recommended.


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