A compact two-storey building with a ground plan in the shape of the letter L, it has a Romanesque nucleus with an extension and a smaller yard protected by a wall. The inner yard was decorated with Renaissance arcades. The entire structure is additionally protected with exterior Renaissance walls and cylindrical towers.
Features of note inside the castle include a 14th-century chapel and a large hall on the upper floor with a wooden promenade gallery and unusual frescoes on a dark background. The castle houses some modest local collections.