| Mauensee | |||||
| Other Name: | Mauesee | ||||
| Location: | Lucerne | ||||
| Outflow: | Ron | ||||
| Basin Countries: | Switzerland | ||||
| Area: | 55ha | ||||
| Max-Depth: | 9m (30feet) | ||||
| Elevation: | 504m (1,654feet) | ||||
| Islands: | 4 islets | ||||
| Cities: | Mauensee | ||||
| Pushpin Map: | Canton of Lucerne#Switzerland#Alps | ||||
| Pushpin Label Position: | bottom | ||||
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Mauesee (or Germanized Mauensee, Lake of Mauen) is a lake in the canton of Lucerne, Switzerland, near the town Mauensee. Mauensee Castle is built on an islet in the 0.55 km2 (136 acre) large lake. It was built in 1605 for the Pfyffer family.