Kościernica was formerly part of the German Empire. In the German Empire, the place was called Kösternitz.
The place is now called Kościernica and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Kösternitz | German Empire | Schlawe i.Pom. | 1939 |
| Kościernica (Sławieńska) | Under Polish administration | Sławno | 1945 |
| Kościernica | Poland | Koszalin | 1992 |