4.6
(5)
186
riders
16
rides
Touring cycling in Sandungåsen Naturreservat offers routes through a natural park characterized by a west-facing hillside descending towards the Drammensfjord and portions of Grauteruddalen. This varied topography contributes to diverse landscapes suitable for cycling. The reserve features marked routes that cater to different fitness levels, providing opportunities to explore its ecological diversity.
Last updated: May 17, 2026
18
riders
40.0km
02:35
490m
490m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
24
riders
46.0km
03:11
740m
740m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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5.0
(1)
12
riders
35.0km
02:09
310m
310m
Moderate bike ride. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
9
riders
69.2km
04:27
820m
820m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
9
riders
152km
09:44
1,720m
1,720m
Hard bike ride. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
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Beautiful tunnel with a great light installation.
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Several nice picninc spots along the lake Damtjern.
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Several nice picnic sites by this lake. It is called Damtjern.
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Sandungåsen Naturreservat offers a diverse landscape for touring cyclists. You can expect routes that navigate a west-facing hillside descending towards the Drammensfjord, as well as portions of Grauteruddalen. This varied topography includes both challenging ascents and scenic stretches through a beautiful natural park environment.
There are over 15 touring cycling routes available in Sandungåsen Naturreservat, catering to various skill levels and preferences. These routes are well-marked and allow you to explore the reserve's ecological diversity.
Yes, Sandungåsen Naturreservat features several moderate touring cycling routes. One popular option is the Solbergdammen – Grunnane fugletårn loop from Svelvik, which is about 35 kilometers long and typically takes around 2 hours and 9 minutes to complete, leading through the natural park's diverse environment.
For experienced touring cyclists seeking a challenge, Sandungåsen Naturreservat offers several difficult routes. The Mellomdammen – Mørkvannet loop from Langsetdammen dyrefredningsområde is a demanding 39.9 km trail, while the Storsandtoppen – Skogfjell loop from Langsetdammen dyrefredningsområde extends to 46 km with extensive views and challenging ascents. For an even longer ride, consider the Kjekstadmarka Railway Tunnel – Illuminated Railway Tunnel loop from Svelvik, a substantial 151.4 km route.
The touring cycling routes in Sandungåsen Naturreservat are highly regarded by the komoot community, holding an average rating of 4.6 out of 5 stars from 5 reviews. Over 180 touring cyclists have used komoot to explore the varied terrain, often praising the diverse landscapes and well-marked paths.
Yes, for those looking for a significant challenge and an extended ride, the Kjekstadmarka Railway Tunnel – Illuminated Railway Tunnel loop from Svelvik is a notable option. This difficult route spans approximately 151.4 kilometers and typically requires around 9 hours and 42 minutes to complete, offering a comprehensive exploration of the area.
Many of the touring cycling routes in Sandungåsen Naturreservat are designed as loops, allowing you to start and finish at the same point. Examples include the Mellomdammen – Mørkvannet loop from Langsetdammen dyrefredningsområde and the Solbergdammen – Grunnane fugletårn loop from Svelvik, providing convenient options for your ride.
The elevation gains vary significantly across the routes, reflecting the reserve's varied topography. For instance, the moderate Solbergdammen – Grunnane fugletårn loop from Svelvik has an elevation gain of about 310 meters, while more difficult routes like the Storsandtoppen – Skogfjell loop from Langsetdammen dyrefredningsområde feature climbs of over 740 meters, and the Kjekstadmarka Railway Tunnel – Illuminated Railway Tunnel loop from Svelvik boasts over 1700 meters of ascent.
Yes, several routes provide extensive views, particularly those that traverse higher elevations. The Storsandtoppen – Skogfjell loop from Langsetdammen dyrefredningsområde is known for offering expansive vistas across the reserve's landscapes, making it a popular choice for scenic rides.
The longest touring cycling route listed is the Kjekstadmarka Railway Tunnel – Illuminated Railway Tunnel loop from Svelvik. This challenging route covers approximately 151.4 kilometers, offering an extensive journey through the natural park.
Absolutely. With routes ranging from a couple of hours to nearly ten hours, such as the Kjekstadmarka Railway Tunnel – Illuminated Railway Tunnel loop from Svelvik, you can easily plan a full day or even multi-day touring cycling adventure to explore the diverse landscapes and ecological features of Sandungåsen Naturreservat.


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