Administratively it was located in the Nakło County in the Kalisz Voivodeship in the Greater Poland Province.

After the First Partition of Poland in 1772, Kamień was annexed by the Kingdom of Prussia, and under the Germanized name Kamin, it formed part of the Flatow district (Landkreis Flatow) in the Prussian Province of West Prussia.

[3] In 1920, the eastern part of the district including the towns of Kamień, Więcbork and Sępólno Krajeńskie, which had 30,516 inhabitants (including 8,600 Poles)[4] was reintegrated with the newly established Second Polish Republic after the Treaty of Versailles.

After the German Invasion of Poland Sępólno County was annexed by Nazi Germany in 1939, and it became part of Landkreis Zempelburg.

During the German occupation, Poles were subject to persecutions, mass arrests, expulsions and massacres.