Michałowo Nowe was formerly part of the German Empire. In the German Empire, the place was called Michalowo.
The place is now called Michałowo and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Michalowo Nowe | Russian Empire | Ostrolenka | 1914 |
| Michalowo Stare | Russian Empire | Ostrolenka | 1914 |
| Michałowo Nowe | Poland | Ostrołęka | 1919 |
| Michałowo Stare | Poland | Ostrołęka | 1919 |
| Michalowo | German Empire | Scharfenwiese | 1939 |
| Michałowo | Poland | Ostrołęka | 1945 |
| Michałowo | Poland | Ostrołęka | 1992 |