Sanković families are often Croats and they are mostly from Opatija area , less frequently Serbs and Italians. In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka and Benkovac. In Žejane in Opatija area every fourth inhabitant had the family name Sanković.
About 610 people with faimily name Sanković live in Croatia today, in 270 households. There were 820 of them in the middle of the past century, and their number decreased by 20 percent. They are located in almost all Croatian counties, in 36 cities and 61 other places, mostly in Prigorec (70), Kula Atlagic (55), Zagreb (45), Rijeka (45), and in Pula (35).