Sadogóra was formerly part of the German Empire. In the German Empire, the place was called Gartenberg.
The place is now called Sadogóra and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Schadegur | German Empire | Namslau | before the Versailles Treaty |
| Sadogóra | Poland | Kępno | after the Versailles Treaty |
| Gartenberg | German Empire | Kempen (Wartheland) | 1939 |
| Sadogóra | Poland | Kępno | 1945 |
| Sadogóra | Poland | Kalisz | 1992 |