4.1
(8)
23
hikers
5
hikes
Hiking in Tränviksmossen, a nature reserve in Heby Municipality, Uppsala, offers a secluded experience for outdoor enthusiasts. The region is characterized by its varied forest landscape, including diverse pine and natural coniferous forests, and tranquil marshlands. These natural features provide an opportunity for peaceful immersion in nature, with an abundance of mosses and lichens, including rare species, found throughout the old spruces. The terrain is suitable for those accustomed to navigating forests and open country.
Last updated: June 30, 2026
4.0
(4)
8
hikers
6.67km
01:43
30m
30m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
1
hikers
12.3km
03:10
60m
60m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.

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4.0
(1)
5
hikers
4.87km
01:15
20m
20m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
4.5
(2)
4
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
4.0
(1)
5
hikers
5.06km
01:18
20m
20m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
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Popular around Tränviksmossen
A really beautiful section of forest with a good view
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A very beautiful picturesque stream in the middle of the forest
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Here you will find helpful signposts
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Siggeforasjön is a scenic lake in the southern Östergötland county of Sweden, covering an area of approximately 6.5 square kilometres and is popular for outdoor activities such as fishing, boating and hiking along its shores.
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Here there is a shelter directly at Siggeforasjön with a fireplace and enough wood and a fika place
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A good but small parking lot to start a hike
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There are 5 distinct hiking trails within the Tränviksmossen nature reserve. These routes offer a range of experiences, from easy strolls to more moderate explorations of the diverse landscape.
Tränviksmossen features a varied landscape, including diverse pine forests on bedrock, lush natural coniferous forests, and wet swamp forests. You'll encounter tranquil marshlands and rich flora, with abundant mosses and lichens, especially on old spruces. The terrain is generally suited for those comfortable navigating forests and open country.
Yes, Tränviksmossen offers several easy trails. For instance, the Hiking loop from Lilla Tena is an easy 4.1-mile (6.7 km) route, and the Siggeforasjön – Upplandsleden Parking Area loop from Morbolandet is another easy option at 3.0 miles (4.9 km).
Tränviksmossen offers a unique experience throughout the year. While specific recommendations depend on personal preference, the reserve's diverse forests and marshlands are particularly beautiful during spring and autumn when foliage changes and wildlife is active. Summer provides longer daylight hours, and winter can offer a serene, snow-covered landscape for those prepared for colder conditions.
No, dogs are not permitted to be unleashed within the Tränviksmossen nature reserve. To protect the wildlife and natural environment, regulations prohibit having unleashed dogs or other pets. It's best to leave your dog at home when visiting this particular reserve.
Yes, to preserve its natural state, several activities are prohibited. These include driving motorized vehicles, camping, cycling or horseback riding off-road, climbing nesting trees, intentionally disturbing wildlife, having unleashed dogs, setting up fires, damaging plants or collecting insects, and organizing orienteering competitions or shooting practice. The Swedish 'Allemansrätten' (right of public access) applies, meaning you can roam freely but must not disturb or destroy nature.
Tränviksmossen is known for its tranquil marshlands where visitors might spot moose. The natural forests also show evidence of the great spotted woodpecker's activity, with woodchips often found near thick aspens or pines where they build nests. The reserve's rich flora, including rare mosses and lichens, also contributes to its unique ecosystem.
While the guide does not specify exact parking locations, the names of some routes, such as the Siggeforasjön – Upplandsleden Parking Area loop from Morbolandet and Scenic Forest Section – Upplandsleden Parking Area loop from Järlåsa, suggest that designated parking areas, possibly linked to the Upplandsleden trail system, are available for access to the reserve.
Yes, several routes in Tränviksmossen are designed as loops. For example, the Hiking loop from Järlåsa is a moderate 7.6-mile (12.3 km) circular path, and the Upplandsleden Parking Area – Siggeforasjön loop from Blackbo offers another circular option.
The komoot community highly rates Tränviksmossen, with an average score of 4.2 stars from over 7 reviews. Hikers often praise the reserve for its genuine wilderness experience, the solitude it offers, and the opportunity to immerse oneself in its diverse forest types and tranquil marshlands.
Tränviksmossen is ideal for those seeking solitude and a genuine wilderness experience. While it's not typically a picnic spot for large groups, families accustomed to navigating forests and open country may enjoy the easier trails. However, be aware of the regulations, such as no unleashed dogs, which might impact family outings.
Tränviksmossen is characterized by its secluded and pristine nature, focusing on a genuine wilderness experience. As such, there are no amenities like cafes, pubs, or dedicated accommodation directly within the nature reserve itself. Visitors should plan to be self-sufficient and find services in nearby towns or villages in Heby Municipality.


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