| Irrsee | |
|---|---|
| Location | Salzkammergut |
| Basin countries | Austria |
| Max. length | 4.4 km |
| Max. width | 1 km |
| Surface area | 3.5 km² |
| Max. depth | 32 m |
| Surface elevation | 553 m |
| Settlements | Zell am Moos |
Irrsee is a lake in the Salzkammergut, Austria, located at . Its surface is approximately 3.5 km² and its maximum depth is 32 metres. It is a popular tourist destination, also thanks to the warmest water temperature of all lakes in Salzkammergut.