Great Ostersee – Fohn Lake loop from Iffeldorf

Hiking trails & Routes

Germany

Bavaria

Upper Bavaria

Landkreis Weilheim-Schongau

Weilheim-Schongau

Iffeldorf

Great Ostersee – Fohn Lake loop from Iffeldorf

Easy

4.7

(84)

332

hikers

Great Ostersee – Fohn Lake loop from Iffeldorf

01:30

5.77km

40m

Hiking

Easy hike. Great for any fitness level. Easily-accessible paths. Suitable for all skill levels. The starting point of the route is right next to a parking lot.

Last updated: August 26, 2026

Tips

Your route passes through a protected area

Please check local regulations for:

Osterseen

Waypoints

Start point

Parking

Get Directions

254 m

View of the Alps

Highlight • Viewpoint

Every now and then you get to see the Alps here

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1.09 km

Blue Gumpe Spring (Osterseen)

Highlight • Natural Monument

The Blue Gumpe is a great place to take photos. The best time is the morning or the evening. Not only because of the light: the lake is calm at …

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1.49 km

The Osterseen are a fantastic hiking area to immerse yourself in the beautiful nature of Upper Bavaria. Wide views, glittering waters, quaint swamps and quiet forests lure to extensive discovery tours.

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2.43 km

Wooden footbridge between Fohnsee and Eishaussee

Highlight • Bridge

Interesting bridge, but it can get tricky in rain and snow.

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2.84 km

Fohn Lake

Highlight • Lake

The Osterseen are a group of bodies of water south of Lake Starnberg in the Weilheim-Schongau district in Upper Bavaria. The southern and central Osterseen with the Großer Ostersee belong …

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2.91 km

View of the Osterseen

Highlight • Viewpoint

Nice view of the Forchensee 🌊 - Behind it the Bräuhaussee 🌊 - Beautiful moorland - Iffeldorf - LKR. Weilheim-Schongau
Fantastically beautiful 🤩👍

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3.79 km

Fischkalter Lake (Osterseen)

Highlight • Lake

Swimming is only allowed for members of the sports club 😟

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5.27 km

Panoramic view of the southern Osterseen

Highlight • Viewpoint

From up here in Iffeldorf you can enjoy the panorama over the southern Osterseen.
The panorama extends over Ice Age terminal moraine hills and the Waschsee, Schiffhüttensee, Sengsee, Wolfelsee and Fohnsee.

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5.77 km

End point

Parking

Way Types & Surfaces

Way Types

2.37 km

1.85 km

906 m

404 m

212 m

Surfaces

1.78 km

1.75 km

1.25 km

536 m

322 m

< 100 m

Elevation

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

Weather

Thursday 24 September

18°C

4°C

0 %

Additional weather tips

Max wind speed: 1.0 km/h

to get more detailed weather forecasts along your route

Comments

February 9, 2025,👣🐾 4. Sonntagsrunde 2025 Großer Ostersee – Fußgängerbücke (Durchstich) Runde von Iffeldorf

👣🐾🐾🐾👣 3rd Sunday round 2025

The Isar-Wuffis in the most beautiful weather at the Osterseen.

Parked at the paid parking lot in Iffeldorf and off we went with the Isar-Wuffis, past the blue Gumpe, along the large Ostersee and over the pedestrian bridge (cut-through) ...
The Blaue Gumpe is one of the extraordinary sights at the Osterseen and reminds me …

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