Piraeus (regional unit)
Municipalities of former Piraeus prefecture (municipalities of current Piraeus regional unit - in inlay)
|Coordinates: 37°58′N 23°38′E / 37.967°N 23.633°ECoordinates: 37°58′N 23°38′E / 37.967°N 23.633°E|
|• Total||50.417 km2 (19.466 sq mi)|
|• Density||8,900/km2 (23,000/sq mi)|
Piraeus (Greek: Περιφερειακή ενότητα Πειραιώς) is one of the regional units of Greece. It is part of the region of Attica. The regional unit covers the west-central part of the agglomeration of Athens.
As a part of the 2011 Kallikratis government reform, the regional unit Piraeus was created out of part of the former Piraeus Prefecture. It is subdivided into 5 municipalities. These are (number as in the map in the infobox):