Ôhe museum was designed by the architect Panages Kalkos and constructed between 1865 and 1874. In the 1950's it was extended towards the east and the exhibition was rearranged by the archaeologist I. Meliades. The museum contains only the stone sculptures from the monuments of the Acropolis and from the excavations on the site. Since the beginning of the excavations, the vases and the bronzes have been kept in the National Archaeological Museum of Athens, while the inscriptions are housed in the Epigraphical Museum.

The collections of the museum include: