 The gmina covers an area of , and as of 2006 its total population is 15,529.Gmina Michałowice contains the villages and settlements of Komorów, Michałowice, Nowa Wieś, Opacz Kolonia, Opacz Mała, Pęcice, Pęcice Małe, Reguły, Sokołów and Suchy Las.Gmina Michałowice is bordered by Warsaw, by the towns of Piastów and Pruszków, and by the gminas of Brwinów, Nadarzyn and Raszyn.