The main building of Mespelbrunn Castle is built on an almost square base on the eastern side of a lake. On the whole northern, western and southern side, the court is surrounded by two storied houses.
The central structure of Mespelbrunn Castle rests on a nearly square foundation on the eastern side of a lake. The entire perimeter of the castle's courtyard is bounded by two-story houses on its northern, western, and southern sides.