Piaski, Dwór was formerly part of the German Empire. In the German Empire, the place was called Schönfeld.
The place is now called Piaski and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Schönfeld | German Empire | Rawitsch | before the Versailles Treaty |
| Piaski, Dwór | Poland | Rawicz | after the Versailles Treaty |
| Schönfeld | German Empire | Rawitsch | 1939 |
| Piaski | Poland | Rawicz | 1945 |
| Piaski | Poland | Leszno | 1992 |