4.5
(1834)
9,906
riders
11
rides
Mountain biking around Altnau offers a diverse landscape characterized by the shores of Lake Constance, rolling hills, and a mix of open and forested terrain. The region provides varied elevation gains, from gentle lakeside paths to more challenging ascents into the surrounding countryside. Trails often feature scenic views across the lake and into the Swiss and German landscapes. The area's topography supports a wide range of mountain biking experiences, from leisurely rides to more demanding routes.
Last updated: May 8, 2026
4.4
(21)
33
riders
44.9km
03:27
450m
440m
Hard mountain bike ride. Good fitness required. Advanced riding skills necessary. Some portions of the route may require you to push your bike.
4.4
(9)
46
riders
24.7km
01:15
80m
80m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.

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4.8
(55)
389
riders
89.5km
04:39
250m
250m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
5.0
(1)
5
riders
25.8km
01:31
190m
190m
Easy mountain bike ride. Great for any fitness level. Suitable for all skill levels.
3.1
(14)
7
riders
32.2km
02:09
240m
240m
Moderate mountain bike ride. Good fitness required. Suitable for all skill levels.
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There is also a small (hiking) parking lot here.
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recommended, nice place to stay
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Good spot for taking a break or escaping a sudden storm! There's some places to sit, as well as an overhanging roof where you can hide from the rain :)
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Good spot for taking a break or escaping a sudden storm! There's some places to sit, as well as an overhanging roof where you can hide from the rain :)
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Beautiful ponds above Lake Constance.
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Beautiful view of Lake Constance
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Cycling around the Lengwiler Weiher (Grossweiher) near Thurgau offers a peaceful and scenic route through the rural beauty of Switzerland. As you cycle along the path, you’ll enjoy the view of the serene lake surrounded by lush greenery and farmland, with a backdrop of rolling hills.
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There are over 340 mountain bike trails in the Altnau region, offering a wide variety of experiences. This includes 114 easy routes, 212 moderate routes, and 19 more challenging trails for experienced riders.
The Altnau region offers a diverse landscape for mountain biking, characterized by the shores of Lake Constance, rolling hills, and a mix of open and forested terrain. You'll find everything from gentle lakeside paths to more challenging ascents into the surrounding countryside, often featuring scenic views across the lake.
Yes, Altnau has over 110 easy mountain bike routes. An excellent option for beginners is the Uttwil Pier – Romanshorn Harbor loop from Altnau, which is an easy 15.4-mile (24.7 km) path with flat sections along the lake and picturesque harbor areas.
Absolutely. For experienced riders seeking a challenge, Altnau offers 19 difficult mountain bike routes. The Reute Flow Trail – Bommer Pond loop from Altnau is a notable option, covering 27.9 miles (44.9 km) with a significant elevation gain and diverse terrain around Bommer Pond.
Many trails in Altnau offer scenic viewpoints, particularly those along the shores of Lake Constance or ascending into the surrounding hills. These routes often provide expansive views across the lake and into the Swiss and German landscapes. For specific viewpoints, consider exploring highlights like the Viewing platform near the Hohlenstein Cave.
Yes, many mountain bike trails around Altnau are designed as loops, allowing you to start and finish in the same location. Examples include the Romanshorn Harbor – Lake Constance cycle path loop from Altnau and the View of Lake Constance – Lake Constance Water Fountain loop from Altnau.
Elevation gains on mountain bike trails in Altnau vary significantly. You can find routes with minimal elevation, such as the Uttwil Pier – Romanshorn Harbor loop from Altnau with about 79 meters of ascent. More challenging trails, like the Reute Flow Trail – Bommer Pond loop from Altnau, can feature over 445 meters of climbing.
The mountain biking routes in Altnau are highly rated by the komoot community, with an average score of 4.6 stars from over 1,800 reviews. Riders often praise the diverse terrain, the beautiful Lake Constance shorelines, and the mix of gentle hills and more strenuous climbs that cater to various ability levels.
Yes, Altnau offers many family-friendly mountain biking options, particularly among its 114 easy routes. These often include flatter sections along the lake and through picturesque towns, making them suitable for riders of different ages and skill levels. Always check the specific trail details for suitability.
While many trails in the Altnau region are generally accessible, it's always best to check individual route descriptions for specific rules regarding dogs, especially in nature reserves or agricultural areas. When riding with dogs, ensure they are well-behaved, on a leash where required, and that you carry waste bags.
Beyond the natural beauty of Lake Constance and its surrounding landscapes, you can explore various points of interest. These include historical sites like Hersberg Castle or Hagenwil Moated Castle, and natural features such as the Hohlenstein Cave.
The Altnau region, benefiting from its location on Lake Constance, generally offers pleasant conditions for mountain biking from spring through autumn. Spring brings blooming landscapes, while summer provides warm weather for lakeside rides. Autumn offers cooler temperatures and beautiful foliage. Always check local weather forecasts and trail conditions before heading out.


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