- 3,471,302 inhabitants (2025)
- 29,826.5 km² area
Hierarchy
Child units
Poznań
Urban County
Poznań County
County
Ostrów County
County
Gniezno County
County
Piła County
County
Konin County
County
Szamotuły County
County
Kalisz
Urban County
Czarnków–Trzcianka County
County
Kalisz County
County
Koło County
County
Turek County
County
Września County
County
Kościan County
County
Nowy Tomyśl County
County
Krotoszyn County
County
Gostyń County
County
Jarocin County
County
Wągrowiec County
County
Złotów County
County
Konin
Urban County
Leszno County
County
Śrem County
County
Pleszew County
County
Środa County
County
Leszno
Urban County
Oborniki County
County
Rawicz County
County
Słupca County
County
Wolsztyn County
County
Kępno County
County
Ostrzeszów County
County
Grodzisk County
County
Chodzież County
County
Międzychód County
County
Also written Województwo wielkopolskie.