Balašković families are Croats and they are mostly from Klanjec area. In the past century, relatively most of Croatian residents bearing this family name were born in Vinkovci area and in Zagreb.
Prevalence
About 70 people with faimily name Balašković live in Croatia today, in 20 households. There were 80 of them in the middle of the past century, and their number decreased by 10 percent. They are located in 7 Croatian counties and 6 other places, mostly in Nova Gradiska (15), Zagreb (10), Vinkovci (10), Ivankovo in Vinkovci area (<10), and in Osijek (<10).
Outside Croatia
Family name Balašković is present in two countries.
In the sources analysed in the project Acta Croatica so far, the name is mentioned over ten times, the first time 1906 in source Yearbook and Directory of Literary Society of St. Jerome 1906.