64
runners
8
runs
Jogging around Bjertnessjøen offers a scenic and accessible environment for outdoor activities, featuring well-maintained trails and forest roads. The region, situated in the Romeriksåsene uplands at approximately 280 meters above sea level, is characterized by the tranquil Bjertnessjøen lake and surrounding woodlands. Bjertnessjøen terrain elevation varies, with routes including largely flat sections, gradual inclines, and moderate elevation changes. These natural features provide diverse running experiences for various fitness levels.
Last updated: June 27, 2026
3
runners
21.6km
02:40
330m
330m
Hard run. Very good fitness required. Mostly paved surfaces. Suitable for all skill levels.
3
runners
10.4km
01:10
140m
140m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.

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5
runners
6.78km
00:44
90m
90m
Moderate run. Good fitness required. Mostly paved surfaces. Suitable for all skill levels.
1
runners
8.26km
01:10
330m
330m
Hard run. Very good fitness required. Mostly accessible paths. Some sure footedness required.
2
runners
13.6km
01:39
380m
380m
Hard run. Very good fitness required. Mostly accessible paths. Some sure footedness required.
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The running routes around Bjertnessjøen primarily follow well-maintained forest roads. While some sections are largely flat, particularly at the start of routes like the 'Bjertnessjøen rundt' trail, you should expect gradual inclines and moderate elevation changes, especially as you move towards areas like Gruvelia or Knepphauglia. The overall landscape is characterized by woodlands and the tranquil lake itself.
Yes, Bjertnessjøen offers several easier options suitable for all fitness levels, including families. These routes often feature accessible or mostly paved paths. While the guide doesn't list specific 'easy' routes, there are 6 moderate routes out of 9 total. For example, the Running loop from Hakadal is a moderate 6.8 km trail that can be completed in about 43 minutes, offering a good option for a less strenuous run.
There are 9 dedicated running routes around Bjertnessjøen listed in this guide. These include a mix of moderate and difficult trails, catering to various experience levels.
Generally, dogs are welcome on trails in Norway, but it's always important to keep them on a leash, especially during certain times of the year (e.g., nesting season for birds, or when livestock are present). While specific dog rules for Bjertnessjøen are not detailed, adhering to general leash laws and being considerate of other users and wildlife is recommended.
Yes, many of the running routes around Bjertnessjøen are designed as loops, offering varied scenery without retracing your steps. For instance, the popular Lilykkja – Bjertnesseterlia loop from Sjonken is a moderate 10.4 km path that takes you past the lake and through forest roads.
While specific parking locations are not detailed for every route, many trails, such as the Lilykkja – Bjertnesseterlia loop from Sjonken, indicate starting points like 'from Sjonken' or 'from Bjertnesvangen' which typically have designated parking areas nearby. It's advisable to check the individual route details for precise parking information.
The routes offer a chance to experience the tranquil Bjertnessjøen lake itself, surrounded by woodlands. You might pass by notable natural features such as Knepphauglia, a prominent hill, and areas like Bjertnessetra and Mattjerna. The overall setting in the Romeriksåsene uplands provides a diverse and engaging natural experience.
The best time for jogging around Bjertnessjøen is typically during the warmer months when the trails are clear of snow and ice. The forest roads are well-maintained, making them accessible for running during spring, summer, and autumn. In winter, these paths are often used for skiing, so conditions for jogging may vary and require appropriate gear.
Yes, for experienced runners seeking a challenge, Bjertnessjøen offers difficult routes. The Kobbernakken – Vestre Råsjølia loop from Bjertnesvangen is a difficult 21.6 km trail with significant elevation changes, exploring the wider forest landscape around the lake. Another challenging option is the Blankfjellet – Prekestolen loop from Nannestad, which is 19.46 km long.
While the guide focuses on the routes themselves, the region is generally accessible. For specific public transport options to trailheads like Sjonken or Hakadal, it's recommended to check local bus schedules for routes serving the Nannestad area, as some fan-out queries suggest bus stops exist for trail access.
The Bjertnessjøen area is highly regarded by the komoot community, with over 60 runners having explored its varied terrain. Runners often praise the scenic environment, the well-maintained forest roads, and the diverse running experiences offered by the mix of flat sections and moderate hills.


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