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 currently uses as home ground the Municipal Stadium Nikaia. Ionikos of Nikaia had a longstanding presence in Super League Greece and its home ground is the Municipal Stadium Neapoli. In basketball, Olympiacos B.C. is the only major club from Piraeus, one of the most successful at domestic and European level, and its home arena is the Peace and Friendship Stadium, while the volleyball department of the same club, Olympiacos S.C., is the dominant domestically and has made great success in European competitions as well. Piraeus rides really high in water polo, where Ethnikos Piraeus and Olympiacos departments have entirely dominated