The Beetzsee is a lake in the state of Brandenburg, Germany.

It is situated to the north and east of the city of Brandenburg an der Havel.

The lake is 22 kilometres (14 mi) long, and has a maximum depth of 9 metres (30 ft), with an average depth of 3 metres (9.8 ft).

The lake is navigable and connects, at its southern end, to the River Havel and the Silo Canal.

This Brandenburg location article is a stub.