The staircase of honour of the Vistarino Palace leads to the first floor, the noble residence of the palace. Here there are 12 recently renovated rooms, which constitute the most spectacular nucleus of the palace and include the ball room, the music room and the precious little octagonal room, the only one which still has the original 18th century decoration, with delicate ivory and pink decorations as well as white and gold bas-reliefs.

Some of the rooms on the principal floor, as well as the terrace facing the park, are available for conferences, seminars, concerts and official welcomes. These rooms are: