In Croatia, Turopoljac families are predominantly Croats (from Bjelovar area ), rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Petrinja and Bjelovar. In Gornja Bačuga in Petrinja every eighth inhabitant had the family name Turopoljac.
Prevalence
About 40 people with faimily name Turopoljac live in Croatia today, in 17 households. There were 80 of them in the middle of the past century, and their number halved. They are located in 7 Croatian counties, in 6 cities and 8 other places, mostly in Zagreb (<10), Cakovec (<10), Severin in Bjelovar area (<10), Sisak (<5), and in Zadar (<5).
Outside Croatia
Family name Turopoljac is present in two countries.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1942 in source Phone Directory of the Independent State of Croatia 1942.