In Croatia, Čapko families are predominantly Croats (from Pozega area ), very rarely Rusyns (from Rijeka ), and . In the past century, relatively most of Croatian residents bearing this family name were born in Pozega and in Pozega area.
Prevalence
About 10 people with faimily name Čapko live in Croatia today, in 6 households. They are only located in four Croatian cities and two other places, mostly in Rijeka (<10), Kastel Stari (<10), Radovanci in Pozega area (<5), Solin (<5), and in Zagreb (<5).