In Croatia, Altus families are predominantly Croats (from Daruvar ), rarely Czechs (from Pakrac ). In the past century, relatively most of Croatian residents bearing this family name were born in Daruvar and Pakrac.
Prevalence
About 20 people with faimily name Altus live in Croatia today, in 9 households. There were 10 of them in the middle of the past century, and their number doubled. They are located in four Croatian counties, four cities and four other places, mostly in Daruvar (10), Pakrac (<5), Zagreb (<5), Sisak (<5), and in Prekopakra (<5).