It is a two-story structure with a square layout and cylindrical corner towers and open arcades in the courtyard.

Erdödy (1504–1567) was awarded the noble title of count, and already then was actively working on the construction of the castle at Kerestinec, surrounded by a wide moat.

In 1575, the castle was expanded and renewed, and works continued until the late 16th century.

Castle also served as location of several sessions of Croatian parliament during 17th and 18th century.

[3] During World War II, the castle served as a prison camp, first operated by the government of Yugoslavia, and later by the Ustaše movement.