 The gmina covers an area of , and as of 2006 its total population is 10,232.Gmina Brzeźnica contains the villages and settlements of Bachorowice, Bęczyn, Brzezinka, Brzeźnica, Chrząstowice, Kopytówka, Kossowa, Łączany, Marcyporęba, Nowe Dwory, Paszkówka, Sosnowice, Tłuczań and Wyźrał.Gmina Brzeźnica is bordered by the gminas of Czernichów, Kalwaria Zebrzydowska, Skawina, Spytkowice and Tomice.