In Croatia, Urch families are predominantly Croats (from Zagreb ), rarely Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Zagreb.
Prevalence
Only a few people with faimily name Urch live in Croatia today, in 6 households. There were 10 of them in the middle of the past century, and their number remains constant. They are located in two Croatian counties, in one city and another small place , mostly in Zagreb (<10) and Moscenicka Draga in Opatija area (<5).
Outside Croatia
Family name Urch is present in 23 countries worldwide. The family name "Urch " is used by some 300 people in the United States , about 200 in Great Britain , and some 100 people in Australia.
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 1926 in source Emigration Commission Zagreb.