Končar families are mainly Serbs and they are mostly from Otocac area , whereas often Croats. In the past century, relatively most of Croatian residents bearing this family name were born in Otocac area and in Zagreb. In places Končarev Kraj and Plitvički Ljeskovac in Otocac area every second inhabitant had the family name Končar.
Prevalence
About 270 people with faimily name Končar live in Croatia today, in 150 households. There were 580 of them in the middle of the past century, and their number halved. They are located in the most of Croatian counties, in 32 cities and 25 other places, mostly in Zagreb (70), Rijeka (20), Gornje Vrhovine in Otocac area (15), Osijek (10), and in Karlovac (10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.