4.6
(1609)
15,349
hikers
198
hikes
Urban hiking trails around Alnsjøen are situated within the Lillomarka forest in northern Oslo, offering a diverse network of paths. The area is characterized by dense woodlands and varied elevation, providing a classic forest hiking experience. Alnsjøen itself is a minor water reservoir, contributing to the scenic features of the trails. Hikers can explore routes that range from easy loops to more moderate ascents through this landscape.
Last updated: June 29, 2026
4
hikers
7.96km
02:07
80m
80m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4
hikers
9.45km
02:34
140m
140m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

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4.7
(31)
281
hikers
13.9km
03:43
160m
160m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
5.0
(1)
64
hikers
6.40km
01:43
70m
70m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
5.0
(3)
83
hikers
11.9km
03:07
100m
100m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
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Very beautiful place but very crowded in summer
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0
beautiful tunnel in oslo
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Alnsjøen offers a wide selection of urban hiking trails, with nearly 200 routes to explore. These trails cater to various preferences, including over 110 easy routes and more than 70 moderate options.
The urban hiking trails around Alnsjøen feature diverse terrain, characterized by dense woodlands and varied elevation. You'll find classic forest paths, some easy loops, and more moderate ascents, providing a varied hiking experience within the city's natural surroundings.
Yes, Alnsjøen has many family-friendly options. For an easy and enjoyable walk, consider the Maridalen Recreation Area – Akerselva Falls loop from Kjelsås, which is just over 6 km. Many of the 118 easy routes are suitable for families.
Many urban hiking trails in the Alnsjøen area are dog-friendly, allowing you to enjoy the natural surroundings with your canine companion. Always ensure your dog is kept on a leash where required and check local regulations for specific trail rules.
Absolutely. For panoramic views, try the View of Oslo – View of Oslo loop from Løren, which offers excellent vistas of the city. The Alnsjøen reservoir itself provides picturesque scenery, and many trails wind through beautiful woodlands.
The urban hiking trails around Alnsjøen are highly rated by the komoot community, with an average score of 4.5 stars from over 1,400 reviews. Hikers often praise the diverse trails, picturesque landscapes, and the accessibility of nature within an urban setting.
Yes, many of the urban hiking routes around Alnsjøen are circular, offering convenient starting and ending points. Examples include the Picnic Area with Grill loop from Kalbakken and the Bridge over the water – Akerselva Waterfall loop from Kjelsås.
Yes, you can find urban hikes that incorporate waterfalls. The Bridge over the water – Akerselva Waterfall loop from Kjelsås is a moderate route that includes the Akerselva Waterfall, offering a refreshing natural feature along your walk.
Alnsjøen is suitable for urban hiking year-round. Spring and autumn offer vibrant foliage and pleasant temperatures, while summer provides long daylight hours. Winter hiking is also possible, with trails transforming into a snowy landscape, though conditions may require appropriate gear.
Beyond the natural beauty, the landscape around Alnsjøen holds historical interest. Hikers can find traces of 18th-century copper mining activities, adding a unique historical dimension to some of the trails.
The Alnsjøen area, being part of northern Oslo, is generally well-connected by public transport. Many trailheads are accessible via bus routes, making it convenient to reach the starting points of your urban hikes without a car. Check local transport schedules for specific routes to areas like Grorud or Kjelsås.


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