4.5
(215)
2,647
hikers
215
hikes
Hiking around Halssjøen offers diverse landscapes within the Østmarka recreational area in Lørenskog municipality, Akershus, Norway. The region is characterized by hilly forests and a network of lakes and waterways, including Halssjøen itself, situated 279 meters above sea level, and Mønevann Lake. This area forms part of the Losbyvassdraget river system, providing varied terrain for outdoor activities. The trails navigate through these natural features, offering a mix of forest paths and lakeside views.
Last updated: April 28, 2026
4.7
(3)
37
hikers
8.35km
02:13
80m
80m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
5.0
(3)
18
hikers
5.47km
01:27
60m
50m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

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4
hikers
17.2km
04:45
280m
280m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.0
(1)
10
hikers
8.76km
02:29
170m
170m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
1.0
(1)
15
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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Most of these small dams were built for local water regulation. They are part of the network of hiking trails and useful landmarks.
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Tucked away in the heart of Østmarka, Mønevann is a serene lake just a short walk from Losby. It’s a perfect spot for a peaceful break along your hike. The clear water, natural shoreline, and small wooden dock make it especially popular in summer, but the area remains calm and scenic year-round.
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This watermill is part of the region's history. It used to power a sawmill.
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Wonderful trip to the idyllic Losby farm. There is coffee and cake. It is also a great place for families.
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The DNT Røyrivannskoia hut is situated right on the shores of Lake Røyrivann and can accommodate 6 guests. Bookings should be made online. Since August 2018, there has also been the ‘Stallen’ hut next door, offering an additional 4 beds. Both huts can be opened with the DNT key. Further information: https://www.ut.no/hytte/3.2040/
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The Halssjøen area, within the Østmarka recreational area, offers a wide network of over 220 hiking routes. These trails cater to various skill levels, from easy walks to more challenging explorations of the hilly forests and serene lakes.
Hikes around Halssjøen are characterized by hilly forests, numerous lakes, and parts of the Losbyvassdraget river system. You'll encounter varied terrain, including forest paths, lakeside trails, and some elevation changes, providing diverse scenic backdrops.
Yes, there are plenty of easy hiking options. Out of the over 220 routes, 96 are classified as easy, making them suitable for beginners, families, or those looking for a more relaxed walk. An example is the Mønevann Lake, Østmarka – Vasshjulet Water Wheel loop from Sørbygda, which is an easy 5.7 km trail.
Many trails in the Halssjøen area are suitable for families. The region offers numerous easy and moderate routes, and amenities like those found at Mønevann Lake (swimming area, toilets, grilling facilities) make it a great destination for a family day out. Consider trails that are shorter and have less elevation gain for younger children.
Generally, dogs are welcome on hiking trails in Norway, including the Halssjøen area. However, it's important to keep dogs on a leash, especially during nesting seasons for birds (typically April to August) and when near livestock or other wildlife. Always clean up after your dog to maintain the natural environment.
Yes, the area features several popular circular routes. A well-known option is the Around Mønevann trail, which is a 8.3 km loop offering beautiful views. Another is the Large Losby Round Trail, a longer 17.2 km loop through forests and past lakes.
Hikers can explore diverse natural features and historical landmarks. You'll encounter Halssjøen and Mønevann Lake, both part of the Losbyvassdraget river system. The area is known for its hilly forests and rich biodiversity. Highlights include Geiterud, a picnic spot with views over Mønevann, and the historic Vasshjulet Water Wheel near Losby Manor. The region also has historical significance related to timber floating and World War II.
The Halssjøen area is highly rated by the komoot community, with an average score of 4.6 stars from over 200 reviews. Hikers frequently praise the diverse landscapes, the extensive network of well-maintained trails, and the serene atmosphere of the lakes and forests. The mix of easy and moderate routes also makes it appealing to a broad range of outdoor enthusiasts.
Yes, after restrictions were lifted in September 2019, swimming, fishing, and paddling are now permitted in Halssjøen and Drettvann. Mønevann Lake also features a popular swimming area equipped with amenities like diving boards, a pier, toilets, changing rooms, and grilling facilities, making it a great spot for a refreshing break during your hike.
While the region is primarily accessed by car, public transport options to the general Østmarka area exist, though they may require additional walking to reach specific trailheads around Halssjøen. It's advisable to check local bus schedules for routes serving Lørenskog or Losby, and plan your journey accordingly.
The area around Halssjøen and Losby offers some options. Losby Manor, for instance, is a notable landmark that may have dining facilities. For a specific route, the Losby Farm Café – Snowy Landscape in Østmarka loop from Lørenskog suggests the presence of a café in the vicinity, providing a place to refuel after your hike.
The best time for hiking in Halssjøen generally spans from spring through autumn (May to October), when the weather is milder and trails are clear of snow. Summer offers lush greenery and opportunities for swimming, while autumn brings beautiful fall colors. Winter hiking is possible, but requires appropriate gear for snow and ice conditions.


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