title: Olszew, Grójec County
text: # Olszew, Grójec County
  
  Olszew is a village in the administrative district of Gmina Goszczyn, within Grójec County, Masovian Voivodeship, in east-central Poland. It lies approximately 7 kilometres (4 mi) north of Goszczyn, 10 km (6 mi) south of Grójec, and 50 km (31 mi) south of Warsaw.
  
  