Šinković families are Croats and they are mostly from Ozalj area. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Split. In Željezno Žumberačko in Ozalj area every fifth inhabitant had the family name Šinković.
About 180 people with faimily name Šinković live in Croatia today, in 70 households. There were 190 of them in the middle of the past century, and their number decreased by 0 percent. They are located in the most of Croatian counties, in 12 cities and 22 other places, mostly in Split (20), Zeljezno Zumberacko in Ozalj area (20), Zagreb (15), Omis (15), and in Starjak (15).