In the past century, relatively most of Croatian residents bearing this family name were born in Rijeka.
Prevalence
Only a few people with faimily name Sorich live in Croatia today, in households. There were 0 of them in the middle of the past century, and their number remains constant. They are located in one Croatian city only, in Rijeka (<5).
Outside Croatia
Family name Sorich (including: Sorych , Shorich ) is present in 22 countries worldwide. The family name "Sorich " is used by some 500 people in the United States , about 200 in Ukraine , and some 200 people in Bolivia.
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.