In Croatia, Bilačić families are Croats (from Nova Gradiska area ). In the past century, relatively most of Croatian residents bearing this family name were born in Nova Gradiska area and in Nova Gradiska.
Prevalence
About 20 people with faimily name Bilačić live in Croatia today, in five households only. There were 10 of them in the middle of the past century, and their number doubled. They are located in only threee Croatian places: in Dragalic (<10) and Gorice (<5) in Nova Gradiska area, and in Stari Mikanovci in Djakovo area (<5).