Szadzko was formerly part of the German Empire. In the German Empire, the place was called Saatzig.
The place is now called Szadzko and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Saatzig | German Empire | Saatzig | 1939 |
| Szadzko | Under Polish administration | Stargard Szczeciński | 1945 |
| Szadzko | Poland | Szczecin | 1992 |