Šporčić families are Croats and they are mostly from Otocac area (BakovacKosinjski, Gornji Kosinj). According to some sources they are from Postojna area (Slovenia). In the past century, relatively most of Croatian residents bearing this family name were born in Otocac and Zagreb.
About 640 people with faimily name Šporčić live in Croatia today, in 280 households. There were 700 of them in the middle of the past century, and their number decreased by 10 percent. They are located in the most of Croatian counties, in 46 cities and 85 other places, mostly in Zagreb (70), Otocac (60), Kuterevo (55), Rijeka (30), and in Gundinci in Djakovo area (30).