4.6
(1387)
7,793
hikers
97
hikes
Urban hiking trails around Stor-Leirsjøen are situated within the Bymarka Nature Reserve, offering varied terrain that includes forests, wetlands, and interconnected waterways. The area is characterized by the Stor-Leirsjøen lake itself, which is part of the Leirelvvassdraget system, featuring inflows from Litl-Leirsjøen and outflow forming the Leirelva river. These trails provide accessible paths for exploring the natural environment close to Trondheim city center.
Last updated: June 29, 2026
19
hikers
6.63km
01:41
20m
20m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
4.7
(21)
89
hikers
6.01km
01:32
20m
20m
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.

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4.4
(13)
74
hikers
15.0km
03:53
90m
90m
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
4.3
(3)
40
hikers
Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels.
8
hikers
Moderate hike. Good fitness required. Easily-accessible paths. Suitable for all skill levels.
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You can walk along the shore.
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Here you can relax and enjoy the day.
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Beautiful hikes along the Nidelv river are possible.
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Shell sculpture at the harbor
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There are over 100 urban hiking trails around Stor-Leirsjøen, catering to various fitness levels. You'll find a wide selection of routes, from easy strolls to more moderate treks, all within the accessible Bymarka area.
Urban hikes around Stor-Leirsjøen offer varied terrain, often combining paved paths with natural trails through forests and along waterways. You can expect picturesque views of the lake and the Leirelva river system, with some routes featuring gentle inclines.
Yes, many urban routes around Stor-Leirsjøen are considered easy and are perfect for beginners or families. For example, the Nidelva loop from Siemens AS is an easy 5.2 km hike, and the Hiking loop from Siemens AS is a shorter, easy 3.1 km option.
A large parking lot is available at Granåsen, which is conveniently located just 1 km from the dam at the eastern end of Stor-Leirsjøen. This makes it a great starting point for many of the area's trails.
Yes, many of the urban hiking trails in the area are circular, allowing you to start and end at the same point. Examples include the Gangbrua Pedestrian Bridge – Trondheim Market Square loop from Marienborg and the Skansen Bridges – Harbor Promenade loop from Siemens AS.
While hiking around Stor-Leirsjøen, you'll encounter beautiful natural scenery, including the interconnected waterways of the Leirelvvassdraget. Keep an eye out for the lake itself, the Leirelva river, and the surrounding Bymarka Nature Reserve. Some routes, like the Rapids on the Nidelva River loop from Siemens AS, offer specific natural highlights.
The urban hiking trails around Stor-Leirsjøen are highly rated by the komoot community, with an average score of 4.6 stars. Reviewers often praise the accessibility of the trails, the beautiful natural surroundings within close proximity to the city, and the well-maintained paths that cater to various skill levels.
Yes, the Stor-Leirsjøen area supports various wildlife. Hikers might spot small-sized trout and char in the lake, and beavers are also known to inhabit the area, offering opportunities for wildlife observation.
Stor-Leirsjøen benefits from its proximity to Trondheim city center, making it generally accessible. While specific public transport routes to trailheads vary, the area's integration with the city's infrastructure often allows for public transport options to get close to starting points.
The Bymarka area, including Stor-Leirsjøen, offers enjoyable hiking experiences throughout much of the year. Spring and summer provide lush greenery and pleasant temperatures, while autumn brings vibrant fall colors. Winter hiking is also possible, though conditions may require appropriate gear for snow and ice.
Stor-Leirsjøen has an interesting history, having served as a drinking water source for Trondheim for many years. This historical context meant fishing was restricted, leading to a healthy fish population. While no longer a primary drinking source, this history adds to the natural preservation of the area you'll experience on your hikes.


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