Koźminek was formerly part of the German Empire. In the German Empire, the place was called Koschmin.
The place is now called Koźminek and belongs to Poland.
|Historical place name||Country||Administration||Time|
|Koschmin||German Empire||Meseritz||before the Versailles Treaty|
|Koschmin (Kr. Meseritz)||German Empire||Meseritz||after the Versailles Treaty|
|Koźminek||Under Polish administration||Międzyrzecz||1945|