| Lake Lauerz Lauerzersee | |
|---|---|
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  Lake Lauerz Lauerzersee  Lake Lauerz Lauerzersee  Lake Lauerz Lauerzersee | |
| Location | Canton of Schwyz |
| Coordinates | 47°2′1″N 8°36′12″E / 47.03361°N 8.60333°E |
| Primary inflows | Steiner Aa |
| Primary outflows | Seeweren |
| Basin countries | Switzerland |
| Surface area | 3.0664 km2 (1.1839 sq mi) |
| Average depth | 7.6 m (24.9 ft) |
| Max. depth | 13 m (42.7 ft) |
| Water volume | 23,400,000 m3 (18,970 acre⋅ft) |
| Residence time | 0.3378 years |
| Surface elevation | 447 m (1,466.5 ft) |
| Islands | Schwanau, Roggenburg |
| Settlements | Lauerz, Seewen |
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Lake Lauerz (German: Lauerzersee, old spelling: Lowerzer See) is a lake in the Canton of Schwyz, Switzerland.