About 30 people with faimily name Ostrić live in Croatia today, in households. There were 20 of them in the middle of the past century, and their number increased by 110 percent. They are located in only one small Croatian place, in Vranov Dol (<5).
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.