Štor families are Croats and they are mostly from Pakrac. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb and Pakrac.
Prevalence
About 70 people with faimily name Štor live in Croatia today, in 40 households. There were 60 of them in the middle of the past century, and their number increased by 30 percent. They are located in the most of Croatian counties, in 13 cities and threee other places, mostly in Zagreb (35), Pakrac (<10), Velika Gorica (<10), Velika Ves (<5), and in Tkalci (<5).
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.