Parzęczew is a town situated in central Poland within the Łódź Voivodeship. It serves as the administrative seat of Gmina Parzęczew and is located in Zgierz County. Geographically, it lies approximately 18 km (11 mi) northwest of Zgierz and 26 km (16 mi) northwest of the regional capital, Łódź.
The town is situated within the historic region known as Łęczyca Land. It functions as a local administrative center for its surrounding municipality.