The Athens Prefecture was one of the prefectures of Greece. It was part of the Attica region and the Athens-Piraeus super-prefecture. The capital of the prefecture was the city of Athens. After Lefkada Prefecture it was the second-smallest in Greece, but was the most populous and most densely populated. It covered the central part of the agglomeration of Athens. Its extremities lied in the municipalities or communities of Chaidari in the west, Ekali in the north, Penteli in the east, and Glyfada in the south. It bordered East Attica Prefecture to the northeast, east, and southeast, West Attica Prefecture to the northwest, and Piraeus Prefecture and the Saronic Gulf to the west.