Køge is a Danish seaport located on the coast of Køge Bugt, approximately 39 kilometers southwest of Copenhagen. It serves as the principal town and administrative seat of Køge Municipality in Region Zealand, Denmark. As of 2026, the urban area had a population of 38,840.
The city's primary economic and geographic significance derives from its status as a working seaport, which has historically connected it to maritime trade and commerce. Its position on the Køge Bay has shaped its development as a coastal settlement within the broader Zealand region.