Fohnsee and Large Ostersee Circular Route
100% of reviewers say this trail is easy
10.9kmLength
224mElevation gain
2.5–3hrEstimated time
Circular
Family-friendly circular tour in the Bavarian Prealps from Iffeldorf.
The circular route leads along well-maintained paths and is very easy to walk on with few inclines. The tour leads from the "Fohnsee" car park through the Osterseen nature reserve with its numerous picturesque lakes. There are several places to stop for refreshments along the way, great views of the Bavarian Alpine foothills and unspoilt nature.
Highlights:
- Local flora and fauna
- Refreshment stops
- Osterseen nature reserve
This text has been translated.
Top sights
Großer Ostersee
Lake
Fohnsee
Lake
Eishaussee
Lake
Waschsee
Lake
Campingplatz Fohnsee
Campsite
Forchensee
Lake
Bräuhaussee
Lake
Ameissee
Lake
Campingplatz Fohnsee 2
Campsite
Quelle Blaue Gumpe
Attraction
Popular times
When is the trail busiest?
Beat the crowds with weekly and monthly trail activity data from our community
Adventure starts in the app
Offline maps, navigation, and conditions — all in one place
Top trails nearby
Frequently asked questions
What’s helpful to know about this trail?
Experience this 10.9-km circular trail near Iffeldorf, Bavaria. Generally considered a moderately challenging route, it takes an average of 2 h 42 min to complete. This is a very popular area for camping and hiking, so you'll likely encounter other people while exploring. The trail is open year-round and is beautiful to visit anytime.
What is the expected weather this week for Fohnsee and Large Ostersee Circular Route?
Expected weather for Fohnsee and Large Ostersee Circular Route for the next 5 days is:
- Wed 23 September - 16.1 degrees/showers
- Thu 24 September - 16.7 degrees/foggy
- Fri 25 September - 20.9 degrees/clear
- Sat 26 September - 24 degrees/clear
- Sun 27 September - 25.1 degrees/clear
Where is Fohnsee and Large Ostersee Circular Route located?
Fohnsee and Large Ostersee Circular Route is a trail located in Naturschutzgebiet Osterseen.
How hard is Fohnsee and Large Ostersee Circular Route?
Fohnsee and Large Ostersee Circular Route is considered a moderate hike that covers 10.9 km, with an elevation gain of 224 m. It takes about 2.5–3 hr to complete. Moderate trails often feature gradual climbs or obstacles like rocks or roots.
What is the elevation gain for Fohnsee and Large Ostersee Circular Route?
Fohnsee and Large Ostersee Circular Route is considered a moderate hike that covers 10.9 km, with an elevation gain of 224 m. It takes about 2.5–3 hr to complete. Moderate trails often feature gradual climbs or obstacles like rocks or roots.
Is Fohnsee and Large Ostersee Circular Route a circular?
Fohnsee and Large Ostersee Circular Route is a circular trail that covers 10.9 km, with an elevation gain of 224 m. It takes about 2.5–3 hr to complete. Circular trails have the same starting point and endpoint. You'll follow a single route without retracing your steps.
How long is Fohnsee and Large Ostersee Circular Route?
Fohnsee and Large Ostersee Circular Route is a circular trail that covers 10.9 km, with an elevation gain of 224 m. It takes about 2.5–3 hr to complete. Circular trails have the same starting point and endpoint. You'll follow a single route without retracing your steps.
Are dogs allowed on Fohnsee and Large Ostersee Circular Route?
Dogs may be allowed on Fohnsee and Large Ostersee Circular Route. Be sure to check regulations before heading out.
When is the best time of year to hike Fohnsee and Large Ostersee Circular Route?
Fohnsee and Large Ostersee Circular Route is open all year round and is beautiful to visit anytime.
How busy is Fohnsee and Large Ostersee Circular Route?
According to trailgoers, Fohnsee and Large Ostersee Circular Route is usually busy. Fohnsee and Large Ostersee Circular Route is open all year round and is beautiful to visit anytime.
Are there lakes at Fohnsee and Large Ostersee Circular Route?
Yes, Fohnsee and Large Ostersee Circular Route is near Großer Ostersee, Fohnsee, Eishaussee, Waschsee and Forchensee.
Is camping allowed at Fohnsee and Large Ostersee Circular Route?
Camping is allowed on Fohnsee and Large Ostersee Circular Route in Naturschutzgebiet Osterseen. Camping accommodations vary, and can include campsites, dispersed camping, huts, or in-town accommodations. You should always double check if a permit is required.
Is Fohnsee and Large Ostersee Circular Route child-friendly?
Yes, many trailgoers have described Fohnsee and Large Ostersee Circular Route as good for children and families. Child-friendly trails are typically short, with clearly marked paths and fairly level terrain.
Is Fohnsee and Large Ostersee Circular Route paved?
Yes, according to trailgoers, Fohnsee and Large Ostersee Circular Route is partially paved.
Are there forests at Fohnsee and Large Ostersee Circular Route?
Yes, Fohnsee and Large Ostersee Circular Route is a forest trail in Naturschutzgebiet Osterseen.
Are there wildflowers at Fohnsee and Large Ostersee Circular Route?
Yes, trailgoers have reported a variety of wildflower types on Fohnsee and Large Ostersee Circular Route, though the specific types can vary from month to month.
Is there wildlife at Fohnsee and Large Ostersee Circular Route?
Yes, many trailgoers have spotted wildlife at Fohnsee and Large Ostersee Circular Route in Naturschutzgebiet Osterseen. Always observe wildlife from a safe distance.
Last updated on 21 September 2026 at 23:20 GMT+0