Kościelec was formerly part of the German Empire. In the German Empire, the place was called Hochkirch.
The place is now called Kościelec and belongs to Poland.
| Historical place name | Country | Administration | Time |
|---|---|---|---|
| Hochkirch | German Empire | Liegnitz | 1939 |
| Kościelec | Under Polish administration | Legnica | 1945 |
| Kościelec | Poland | Legnica | 1992 |