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Routes
Mountain biking trails
Switzerland
Graubünden
Plessur
Arosa

Schwellisee Trail

Hard

4.9

(34)

301

riders

Schwellisee Trail

02:41

28.9km

1,250m

Mountain biking

The Schwellisee Trail in Arosa is a difficult 18.0-mile mountain biking route with 4097 feet of elevation gain and stunning alpine views.

Last updated: February 26, 2026

Tips

Cycling is not permitted along parts of this route

After 740 m for 5.51 km

After 6.40 km for 999 m

Waypoints

A

Start point

Get Directions

1

734 m

Hörnli Trail

Highlight (Segment) • Trail

A great trail, not particularly difficult, but flowing and fast. While not particularly challenging, it's still a lot of fun. Suitable for all levels.

Translated by Google •

Tip by

2

7.47 km

Hörnli Trail Summit

Highlight • Summit

The easiest way to reach the Hörnligrat by bike, and with the least amount of effort, is by taking the Hörnli Express gondola from Innerarosa. From here, you can then …

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Tip by

3

27.4 km

Restaurant Alpenblick

Highlight • Restaurant

The Alpenblick restaurant is not only absolutely fantastic, but also convinces with its fabulous cuisine. If you want, you can fish a fish from the farm's own waters and have …

Translated by Google •

Tip by

B

28.9 km

End point

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Way Types & Surfaces

Way Types

19.0 km

5.17 km

3.16 km

1.63 km

Surfaces

18.0 km

4.10 km

2.68 km

2.64 km

718 m

163 m

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Elevation

Elevation

Nothing selected – click and drag below to see the stats for a specific part of the route.

Highest point (2,470 m)

Lowest point (1,720 m)

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Weather

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Sunday 24 May

17°C

9°C

0 %

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Max wind speed: 9.0 km/h

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This route was planned by komoot.

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Frequently Asked Questions

What is the difficulty level of the Schwellisee Trail for mountain biking?

The Schwellisee Trail is considered an advanced natural singletrack. While some classify it as 'Black', the voted difficulty is often 'Red'. You'll encounter sections ranging from S1 (mostly easy with short pushing) to S2 (requiring good fitness and advanced skills), and even short S3 sections (demanding very good fitness and advanced skills, possibly with pushing). Riders should have at least 'practiced' or 'experienced' skills to navigate it successfully.

What kind of terrain can I expect on this mountain bike trail?

The trail features predominantly natural singletrack. You'll ride along a breathtaking ridge line, through alpine meadows, and over smaller ridges. Expect rocky sections, technical switchbacks, gully crossings, and parts with loose gravel and stones. There are also short climbs where you might need to push your bike.

What are the main scenic highlights along the route?

The trail offers spectacular high-alpine views and panoramic vistas of the surrounding mountains. A key highlight is the idyllic Schwellisee lake, which the trail circles clockwise. You'll also pass near the Alteiner Waterfalls and a reservoir. The absence of trees at higher altitudes provides expansive mountain solitude. On longer tours incorporating this section, you might encounter up to four mountain lakes.

Where can I park and access the Schwellisee Trail?

For access to the Schwellisee Trail, parking is generally available in Arosa. Specific parking areas near the Hörnli Express gondola or other lift stations are good starting points, as the trail is often accessed via the Hörnli Trail or other routes from the valley.

Is the Schwellisee Trail dog-friendly?

Yes, the Schwellisee Trail is generally dog-friendly. However, as it's a shared trail with hikers, it's essential to keep your dog on a leash, especially in busier sections or near livestock. Always ensure your dog is well-behaved and that you clean up after them.

What is the best time of year to mountain bike the Schwellisee Trail?

The best time to mountain bike the Schwellisee Trail is typically during the summer and early autumn months, from late June to September. During this period, the snow has usually melted, and the weather is most stable. Always check local conditions and weather forecasts before you go, as high-alpine trails can be affected by early or late season snow.

Are there any permits or entrance fees required to ride this trail in Arosa?

No, there are no specific permits or entrance fees required to ride the Schwellisee Trail itself. It is part of the public trail network within the Bike Kingdom Arosa Lenzerheide. However, if you plan to use mountain lifts for access, you will need to purchase a lift ticket.

Does the trail intersect with other well-known mountain biking paths?

Yes, the Schwellisee Trail is a key section within the extensive Bike Kingdom Arosa Lenzerheide. It officially covers 58% of the 'Schwellisee' route and also integrates into longer routes like the Hörnli Trail (31%) and the 'Arosa Lenzerheide Rundtour' (43%). You might also find yourself on sections of the 'Arosa-Ochsenalp Rundtour' (26%) or the 'Mittelbünden-Panoramaweg Stage 1' (21%).

Are there any amenities like cafes or restaurants along the route?

While the trail itself is in a high-alpine, wild area with limited direct amenities, you'll find options at the start or end points, particularly near lift stations or in Arosa. The Restaurant Alpenblick is one highlight that might be accessible depending on your exact route variation.

Is the Schwellisee Trail a loop, or is it an out-and-back route?

The Schwellisee Trail itself is a segment that circles the lake, but it's typically integrated into longer loop routes within the Bike Kingdom Arosa Lenzerheide. The Komoot tour provided for this trail is a loop, starting and ending near the Hörnli Valley Station.

What makes the Schwellisee Trail particularly notable for mountain bikers?

This trail stands out for its blend of natural technical challenges and incredible scenic beauty. It offers engaging moves with a mix of flow sections and rocky parts, all set against spectacular high-alpine views, especially around the Schwellisee lake and along the ridge lines. It's a rewarding experience for those who enjoy natural singletrack and is a highlight within the broader Arosa Lenzerheide network.

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Trail Reviews

Harry Gygax
August 10, 2024, Bärenland-Carmennahütte-Hörnli-Trail nach Innerarosa

The trail down from Hörnli was pretty heavy for me, but otherwise a fantastic scenery

Translated by Google
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