In Croatia, Soča families are Croats (from Sibenik area ). In the past century, relatively most of Croatian residents bearing this family name were born in Banja Luka Region, Bosnia (Banja Luka area).
Prevalence
Only a few people with faimily name Soča live in Croatia today, in two households only. There were 0 of them in the middle of the past century, and their number remains constant. They are located in only threee Croatian places: in Bilice in Sibenik area (<5), Stubalj in Hrvatska Kostajnica area (<5), and in Zagreb (<5).