The Athens Prefecture (Greek: Νομαρχία Αθηνών) 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.