Šoštarić families are Croats and they are mostly from Cabar. According to some sources they are from Pregrade. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Cabar. In Lazi in Cabar every third inhabitant had the family name Šoštarić.
Prevalence
About 2100 people with faimily name Šoštarić live in Croatia today, in 870 households. There were 2500 of them in the middle of the past century, and their number decreased by 20 percent. They are located in all Croatian counties, in 71 cities and 241 other places, mostly in Zagreb (505), Donja Pacetina in Zabok area (60), Lepoglava (55), Prigorje Brdovecko in Zapresic area (50), and in Gornje Jesenje in Krapina area (50).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over fifty times, the first time 1669 in source Catholic Church Parish Records.