In Croatia, Belković families are almost entirely Croats (from Koprivnica ), barely Austrians, and . In the past century, relatively most of Croatian residents bearing this family name were born in Koprivnica and Zagreb. In Mali Otok in Koprivnica area every twentieth inhabitant had the family name Belković.
Prevalence
About 60 people with faimily name Belković live in Croatia today, in 30 households. There were 120 of them in the middle of the past century, and their number halved. They are located in 8 Croatian counties, in 7 cities and 7 other places, mostly in Zagreb (15), Koprivnica (15), Ivanic-Grad (<10), Starigrad (<5), and in Slunj (<5).
Outside Croatia
Family name Belković (including: Belkovich , Belkovic and Belkovics ) is present in 12 countries on two continents.