A settlement in the Grody Czerwieńskie dating back to the 10th c. situated by the meanders of the Bug River, later the property of the Crown and noble families of the Tęczyński, Ostrorog and Radziejowski, who developed the town and transformed it into a fortress with a busy river port. The last owner of Kryłów was Michał Radziejowski, archbishop of Gniezno, cardinal and the Primate of Poland. The corner walls of the fortified tower and deep underground cellars are the only remains of the old castle.