The first mention of the castle dates from 1472 years
The first mention of the castle dates from 1472 years. Since the beginning of the settlement until 1512 years the estate was owned by Borek it is they have to erect a castle. It was built probably Maciej Borko, who died in 1452, although some researchers estimate that the lock could occur as early as the end of the fourteenth century, and Teresa Jakimowicz involves the construction of a rather zz third quarter of the fifteenth century. Initially, he had a plan similar to a square of 25 meters, and the perimeter walls covered wooden buildings castle. Even in the fifteenth century castle built three wings and four-sided tower in the corner of the north-east. In the 1512 years Osieczno passed into the hands of Luke II hills, whose family ruled these lands for 1592 years. Then for 1618 years was in the hands of Czarnkowski. Adam Czarnkowski in 1598-1601 has made a further expansion of the stronghold, which provides foundation board of the crest adviser and Mannerist portal.
Then the castle from the village passed into the hands Przyjemskich, then Opaliński. In 1665 a fire occurred, after which the castle was rebuilt by John of Bnin Opaliński. After Opaliński castle was still in possession of Gajewskich and Skorzewski. In 1752 the castle was carried out inventory. In 1793, the castle belonged to German families. When in the late nineteenth century, the castle belonged to Heydebrandów, they made another conversion, and in the years 1908-1911 the castle obtained the present form during the reconstruction of the Berlin company Reimer and Körte.