Piraeus (/paɪˈriːəs, pɪˈreɪəs/ py-REE-əs, pirr-AY-əs; Greek: Περιφερειακή ενότητα Πειραιώς, romanized: Perifereiakí enótita Peiraiós), also sometimes called Greater Piraeus (as distinct from the City of Piraeus; Ευρύτερος Πειραιάς Evrýteros Peiraiás), 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 Athens urban area (or agglomeration).
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Greater Piraeus in the context of Piraeus
Piraeus (/paɪˈriːəs, pɪˈreɪəs/ py-REE-əs, pirr-AY-əs; Greek: Πειραιάς Peiraiás [pireˈas]; Ancient Greek and Katharevousa: Πειραιεύς Peiraieús, Ancient: [peːrai̯eús], Katharevousa: [pireˈefs]) is a port city within the Athens urban area ("Greater Athens"), in the Attica region of Greece. It is located eight kilometres (5 mi) southwest of Athens city centre along the east coast of the Saronic Gulf in the Athens Riviera.
The municipality of Piraeus and four other suburban municipalities form the regional unit of Piraeus, sometimes called the Greater Piraeus area, with a total population of 448,051. At the 2021 census, Piraeus had a population of 168,151 people, making it the fourth largest municipality in Greece and the second largest (after the municipality of Athens) within the Athens urban area.
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