Piraeus Prefecture the Peloponnese. An indication of the geographical diversity of the prefecture was the stark difference in population density between its seven mainland municipalities in the Athens metropolitan area, which have 9,244.2 inhabitants/km², and its detached outlying areas, which average only 85.83 inhabitants/km² (and most of these on Salamis Island, at 395.40/km², while the far-outlying parts have only 47.80/km²). "Note:" Provinces no longer hold any legal status in Greece. Piraeus Prefecture Piraeus Prefecture () was one of the prefectures of Greece. It was part of the Attica region and the Athens-Piraeus super-prefecture (1994–2011). The capital of the prefecture was the city
Piraeus plan was also drawn up and approved by King Otto, but not completely fulfilled, as it was revolutionary for its time. The municipality was established in 1835, reviving the ancient name 'Piraeus'. Following petitions from the new and emerging prosperous bourgeoisie, municipal elections were held to elect a mayor for the city, Kyriakos Serfiotis of Hydra. Piraeus had around 300 inhabitants at this time. Piraeus, from a deserted small town, quickly became the leading port and the second largest city in Greece, with its prime geographical location and closeness to the Greek capital helping it continually to grow, attracting people