Best lakes around Lerum are found in a municipality in Västra Götaland County, Sweden, characterized by a landscape with over 150 lakes. This region offers diverse natural experiences, from vast forest lakes to those surrounded by nature reserves. The lakes provide opportunities for various outdoor activities, including hiking, swimming, and fishing. Lerum's aquatic environments contribute to its appeal as a destination for nature exploration.
Last updated: May 13, 2026
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The flat rocks at the southern end of Stora Stentjärnen are perfect for sunbathing or a refreshing dip in the water.
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A few steps off the path will take you to a lovely swimming spot. In summer, it's just the right place to cool off for a while.
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A small but beautiful lake hidden deep in the Knipeflågsbergen Nature Reserve. Blacktjkärn is said to be guarded by seven invisible creatures. Take a break by the edge of the lake, or take a dip in its mysterious dark waters. Knipeflågsbergen is a vast bedrock plateau. The biodiversity here is exceptional, and you may spot moose and deer, as well as hares, foxes and badgers.
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Härlanda Tjärn offers a popular swimming area, with a nice trail all the way around. The lake is part of the Skatås exercise centre. There is a jetty here, or bathing areas with facilities and sandy beach on the north-eastern and eastern shores.
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The bathing area Playa Mjörn offers a flat and wide sandy beach, particularly suitable for families with small children. There is no jetty or diving tower here, but there is a kiosk and a toilet. Playa Mjörn is located next to the Mjörnvallen football stadium.
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With its 55 square kilometres of water surface, Mjörn is the second largest lake in Västergötland (after Unden). It contains around sixty islands and islets. Some of them are inhabited, while some were used for agriculture until the mid-1950s. Ancient judge's rings and stone coffins, among other things, are evidence that people have lived here for almost 9,000 years. Mjörn has a rich flora and fauna. Around the lake, which is up to 48 metres deep, there are several large manor houses with park-like beech and oak forests alternating with pastures. Around a third of Mjörn is in the municipality of Alingsås.
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Several lakes in Lerum are ideal for families. Mjörn Beach, also known as Playa Mjörn, offers a flat, wide sandy beach particularly suitable for small children. Lilla Stamsjön features a municipal bathing area and the Stamsjöspåret, a 3.5-kilometer accessible trail perfect for strollers. Härlanda Tjärn is another popular swimming area with facilities and sandy beaches, and a trail around it.
Lerum's lakes offer a wide range of activities. You can enjoy swimming, paddling, and various forms of fishing, including trolling and traditional angling, especially in Lake Mjörn. Hiking is popular, with trails like the Gotaleden around Lake Aspen and the accessible Stamsjöspåret at Lilla Stamsjön. For cycling enthusiasts, there are numerous routes for mountain biking, road cycling, and gravel biking. For example, you can explore MTB Trails around Lerum or Road Cycling Routes around Lerum.
Yes, many lakes in Lerum have excellent hiking opportunities. Lake Aspen is surrounded by the Aspen Nature Reserve, with sections of the 71-kilometer Gotaleden trail offering stunning views. The Stamsjöspåret around Lilla Stamsjön is a 3.5-kilometer loop trail that is easily accessible. You can find more options for walking and hiking by exploring the Lakes around Lerum guide for nearby routes.
For swimming, Mjörn Beach (Playa Mjörn) is highly recommended for its sandy beach. Lilla Stamsjön has a municipal bathing area, and Härlanda Tjärn is a popular swimming spot with facilities and sandy shores. Lake Aspen also has designated bathing spots, and Lake Swimming Spot offers flat rocks for sunbathing and refreshing dips.
Fishing is a popular activity in many of Lerum's lakes. Lake Mjörn is known for varied fishing, including trolling, vertical fishing, and traditional angling, with species like pike, perch, zander, and brown trout. Other notable lakes for fishing, often managed under the 'Gula kortet' (Yellow Card) permit, include Holmesjön, Häcksjön, and Tösjön.
Lake Sävelången is part of a scenic area rich in cultural heritage, with Nääs Castle, Nääs Fabriker, and the charming village of Tollered along its shores. Lake Mjörn also has a deep history, with evidence of human habitation dating back almost 9,000 years, and ancient judge's rings and stone coffins found around its perimeter.
Lilla Stamsjön offers the Stamsjöspåret, a 3.5-kilometer loop trail that has been upgraded to be easily accessible, with wide gravel paths suitable for strollers. This makes it a great option for those seeking an easy and inclusive walk around a lake.
Lake Ömmern is particularly well-suited for exploration by canoe, as it is part of a chain of eight interconnected lakes, offering opportunities for multi-day canoe trips with sandy beaches on islands. Lake Aspen also provides calm waters ideal for paddling.
Lerum's lakes are surrounded by diverse natural features. Lake Mjörn, the second-largest in Västergötland, features around 60 islands, including the nature reserve Risön, and rich flora and fauna. Lake Aspen is known for its tranquil nature reserve, lush forests, cliffs, and rich birdlife. Lake Ömmern is a vast forest lake of national interest for nature conservation, with secluded spots and small paradise islands. You can also visit Blacktjärn, a small lake hidden deep within the biodiverse Knipeflågsbergen Nature Reserve.
The lakes in Lerum offer different experiences throughout the year. Summer is ideal for swimming, sunbathing, and boat tours on Lake Mjörn. Spring and autumn are excellent for hiking and enjoying the changing foliage. Winter can offer opportunities for ice skating or other winter activities if conditions allow, though specific activities vary by lake and weather.
For secluded spots, Lake Ömmern is a vast forest lake known for its small paradise islands and quiet corners. The Aspen Nature Reserve surrounding Lake Aspen offers a tranquil environment for relaxation and birdwatching. Additionally, Blacktjärn is a small, hidden lake deep within the Knipeflågsbergen Nature Reserve, offering a peaceful retreat.
Lake Mjörn is the second-largest lake in Västergötland, covering 54.5 to 55 square kilometers, and is often likened to an archipelago due to its approximately 60 islands. It's a prime destination for varied fishing, offers beautiful natural experiences, and during summer, the steamboat Herbert provides tours. It also has historical significance with evidence of human habitation dating back almost 9,000 years. You can learn more about its features on Wikipedia.
Lake Aspen is an idyllic spot for outdoor life and relaxation, surrounded by the tranquil Aspen Nature Reserve. You can hike along its shores, swim at designated spots, or paddle on its calm waters. The area is known for rich birdlife, and sections of the Gotaleden trail offer stunning views from elevated points. It's a great place for nature observation and peaceful walks.


Still not found your perfect lake around Lerum? Check out the guides of these regions to see even more beautiful places.