Opinogóra Górna [ɔpinɔˈɡura ˈɡurna] is a village in Ciechanów County, Masovian Voivodeship, in east-central Poland.

The castle was offered as a gift from Wincenty to his son Zygmunt, on his marriage with Eliza Branicka.

On a rectangular plan with a four-storey octagonal tower in the south-western corner of the porch, in the southern elevation limited by preceded terrace south-west retaining wall with a blanking.

Crowning cornice with lancet arches, a wall above them originally decorated with panels.

The walls in the lowest level are rusticated, dismembered deep lancet arches.

The roof of the tower lost on the rest of the building low hipped covered with a sheet.

Inside the castle, two strings are located on the system enfilade of rooms.

On a leading rib appear the Horns of Radziwił's and Wincent Krasinski coat of arms.

Slender and graceful Opinogóra castle is one of particular importance for the history of Polish architecture of the 19th century.

Gable roof with eaves shielding half the peak arcade and shingled.

Recomponed[check spelling] in 1895 by order of Franciszek Szaniora by graph of Walerian Kronkrajobenberg.

There is a neogothic brick bench placed in 1832 by Anna Bronikowska Załuska and a monument placed in 1838 by Wincenty Krasiński in memory of Bolesław IV duke of Masovia in the form of cross.