4.0
(3)
55
riders
5
rides
Gravel biking in Djupdalen Og Kjaglidalen Naturreservat offers routes through a landscape defined by a significant geological fault, featuring rhomb porphyry rock and ancient lava layers. The region is characterized by V-shaped valleys carved by the Isielva river, with sections forming steep gorges. Diverse habitats include coniferous and deciduous forests, alongside mountains such as Engaåsen, Kallmyråsen, and Sleåsen. This protected area provides varied terrain suitable for gravel cycling.
Last updated: May 22, 2026
12
riders
105km
07:21
1,710m
1,710m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
12
riders
55.7km
03:26
820m
820m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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2.0
(1)
12
riders
35.3km
02:13
590m
590m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3
riders
70.2km
04:45
1,340m
1,340m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
5.0
(1)
6
riders
81.6km
04:53
1,010m
1,010m
Hard gravel ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Popular around Djupdalen Og Kjaglidalen Naturreservat
The Sandvika small boat harbor („Småbåtshavn“) is a marina used by local residents and visitors for mooring leisure boats and accessing the Oslofjord.
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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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Railway overpass Jongsåsveien - near Slependen train station.
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Beautiful tunnel with a great light installation.
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Route your gravel ride here for a nice loop from Oslo. The view is great! Don't forget to double check the route as komoot has a hard time distingushing rideable gravel roads from rocky and grassy paths.
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Many rare plant species can be found in the area around Gyrihaugen and throughout the Mørgonga Nature Reserve, particularly alpine and heat-loving plants. One special feature is the European yew (Taxus baccata), whose flexible wood was once used for bows and crossbows 🏹
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Glitre is a lake situated near the boundary of the Finnemarka Nature Reserve. Roads and trails skirt parts of its shoreline, offering pleasant views across the expansive water. It's a good place for a scenic break while exploring the region.
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There are 7 gravel bike routes documented in Djupdalen Og Kjaglidalen Naturreservat on komoot. These routes cater to various skill levels, with 2 moderate and 5 difficult options.
The terrain in Djupdalen Og Kjaglidalen Naturreservat is diverse, featuring a significant geological fault with distinctive rhomb porphyry rock and ancient lava layers. You'll encounter V-shaped valleys carved by the Isielva river, some with steep gorges, as well as coniferous and deciduous forests. Routes can range from hard gravel with mostly paved surfaces to more rugged paths.
Yes, while many routes are challenging, there are options for moderate skill levels. For a moderate ride, consider the Sandungen Lake – Sandungen Lake loop from Billingstad, which covers 22.8 km with a manageable elevation gain of around 378 meters.
The reserve is known for its unique geological fault, considered the largest and best-preserved in the Oslofeltet region, showcasing ancient lava rock layers. You can also experience the V-shaped valley carved by the Isielva river, and pass by mountains like Engaåsen, Kallmyråsen, and Sleåsen. The Lommegården Waterfall – View from Gyrihaugen loop from Kolsås offers a chance to see a waterfall and expansive views.
The best time to visit for gravel biking is typically during the warmer months, from spring through autumn, when trails are clear of snow and ice. This allows for optimal enjoyment of the diverse landscapes and natural features. Always check local weather conditions before heading out.
Yes, some routes pass by popular stopping points. For instance, the region research mentions Kikutstua Café as a popular spot for coffee and baked goods, which is often included in longer gravel rides in the area, such as the "Skjærsjø Dam – Kikutstua Café loop from Kolsås" (mentioned in region research).
The routes in Djupdalen Og Kjaglidalen Naturreservat are highly rated by the komoot community, with an average score of 4.0 stars. Reviewers often praise the varied terrain, spectacular views, and the rewarding cycling experience offered by the long mountain roads and scenic valleys.
Absolutely. Experienced riders seeking a significant challenge can tackle routes like the Sandungen Lake – Illuminated Railway Tunnel loop from Kolsås, which is 104.3 km long with over 1697 meters of elevation gain. Another demanding option is the Kronprinsens Utsikt Viewpoint – View of Ringerike loop from Kolsås, covering 68.7 km with substantial climbs.
Yes, several routes provide expansive and spectacular views. The Kronprinsens Utsikt Viewpoint – View of Ringerike loop from Kolsås is specifically highlighted for its panoramic vistas. The Lommegården Waterfall – View from Gyrihaugen loop from Kolsås also offers great viewpoints.
Yes, all the gravel bike routes listed in Djupdalen Og Kjaglidalen Naturreservat on komoot are circular loops, allowing you to start and end at the same point. Examples include the Jongsåsveien Railway Overpass – Sandungen Lake loop from Kolsås and the Sandungen Lake – Sandungen Lake loop from Billingstad.
Djupdalen Og Kjaglidalen Naturreservat boasts a rich biological diversity. You can observe varied natural habitats ranging from lower-lying, rich environments like coniferous forests, swamp forests, and noble deciduous forests, to higher, more sparse coniferous forest areas. This variety contributes to the scenic beauty of the gravel biking experience.


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