Kościeleczki was formerly part of the German Empire. In the German Empire, the place was called Warnau.
The place is now called Kościeleczki and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Warnau | German Empire | Marienburg i. Westpr. | before the Versailles Treaty |
| Warnau | Free City of Danzig | Großes Werder | after the Versailles Treaty |
| Warnau | German Empire | Großes Werder | 1939 |
| Kościeleczki | Poland | Malbork | 1945 |
| Kościeleczki | Poland | Elbląg | 1992 |