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Peiraias (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.

Peiraias (regional unit)	51	448.997
Municipality Keratsini - Drapetsona (Seat: Κερατσίνι, το)	5102	91.045
Municipal unit Drapetsona	510202	13.968
Municipal Community Drapetsona	51020201	13.968
Drapetsona (Δραπετσώνα, η)	5102020101	13.968
Municipal unit Keratsini	510201	77.077
Municipal Community Keratsini	51020101	77.077
Keratsini (Κ ερατσίνι, το)	5102010101	77.077
Municipality Korydallos (Seat: Κορυδαλλός, ο)	5103	63.445
Korydallos (Κορυδαλλός, ο)	5103000001	63.445
Municipality Nikaia - Agios Ioannis Rentis (Seat: Νίκαια, η)	5104	105.430
Municipal unit Agios Ioannis Rentis	510402	16.050
Municipal Community Agios Ioannis Rentis	51040201	16.050
Agios Ioannis Rentis (Άγιος Ιωάννης Ρέντης, ο)	5104020101	16.050
Municipal unit Nikaia	510401	89.380
Municipal Community Nikaia	51040101	89.380
Nikaia (Νίκαια, η)	5104010101	89.380
Municipality Piraeus (Seat: Πειραιάς, ο)	5101	163.688
Piraeus (Πειραιάς, ο)	5101000001	163.688
Psyttaleia (Ψυττάλεια, η (νησίδα))	5101000002	0
Municipality Perama (Seat: Πέραμα, το)	5105	25.389
Perama (Πέραμα, το)	5105000001	25.389

Administration

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):[1]

Keratsini-Drapetsona (4)
Korydallos (5)
Nikaia-Agios Ioannis Rentis (7)
Perama (8)
Piraeus (1)

See also

List of settlements in Attica

References

^ Kallikratis reform law textPDF

Regional units of Greece
Attica	North Athens • South Athens • West Athens • Central Athens • Islands • East Attica • Peiraias • West Attica
Epirus	Arta • Ioannina • Preveza • Thesprotia
Ionian Islands	Ithaki • Kefalonia • Kerkyra • Lefkada • Zakynthos
Crete	Chania • Heraklion • Lasithi • Rethymno
Central Greece	Voiotia • Evoia • Evrytania • Fokida • Fthiotida
North Aegean	Chios • Ikaria • Lesvos • Limnos • Samos
East Macedonia and Thrace	Drama • Evros • Kavala • Rhodopi • Thasos • Xanthi
Peloponnese	Argolida • Arkadia • Korinthia • Lakonia • Messinia
South Aegean	Andros • Kalymnos • Karpathos • Kea-Kythnos • Kos • Milos • Mykonos • Naxos • Paros • Rhodos • Syros • Thira • Tinos
Thessaly	Karditsa • Larissa • Magnisia • Sporades • Trikala
West Greece	Aitoloakarnania • Achaia • Ilia
West Macedonia	Florina • Grevena • Kastoria • Kozani
Central Macedonia	Chalkidiki • Imathia • Kilkis • Pella • Pieria • Serres • Thessaloniki