In Croatia, Klačinski families are almost entirely Croats (from Lepoglava area ), barely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Lepoglava area.
Prevalence
About 50 people with faimily name Klačinski live in Croatia today, in 14 households. There were 40 of them in the middle of the past century, and their number increased by 40 percent. They are located in only five naselja i to in Zagreb (20), Ples in Lepoglava area (15), Koprivnica (10), Moscenica (<5), and in Starigrad (<5).