| Księstwo | |
| Settlement Type: | Village |
| Total Type: | |
| Subdivision Type: | Country |
| Subdivision Type1: | Voivodeship |
| Subdivision Name1: | Łódź |
| Subdivision Type2: | County |
| Subdivision Name2: | Zgierz |
| Subdivision Type3: | Gmina |
| Subdivision Name3: | Aleksandrów Łódzki |
| Coordinates: | 51.8447°N 19.3017°W |
| Pushpin Map: | Poland |
| Pushpin Label Position: | bottom |
| Population Total: | 170 |
Księstwo is a village in the administrative district of Gmina Aleksandrów Łódzki, within Zgierz County, Łódź Voivodeship, in central Poland. It lies approximately 4km (02miles) north of Aleksandrów Łódzki, 80NaN0 west of Zgierz, and 140NaN0 north-west of the regional capital Łódź.[1]