In Croatia, Astić families are predominantly Croats (from Herceg Novi, Montenegro ), very rarely Slovenes (from Dubrovnik ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and in Herceg Novi, Montenegro.
Prevalence
About 10 people with faimily name Astić live in Croatia today, in 8 households. There were 10 of them in the middle of the past century, and their number remains constant. They are located in only four naselja i to in Dubrovnik (<10), Palje Brdo in Dubrovnik area (<10), and in Prigorje Brdovecko (<5) and Senkovec (<5) in Zapresic area.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1923 in source Emigration Commission Zagreb.