In Croatia, Pereško families are Croats (from Duga Resa area ). In the past century, relatively most of Croatian residents bearing this family name were born in Karlovac and in Duga Resa area.
Prevalence
About 30 people with faimily name Pereško live in Croatia today, in 17 households. There were 40 of them in the middle of the past century, and their number decreased by 20 percent. They are located in two Croatian counties, two cities and four other places, mostly in Karlovac (25), Duga Resa (<10), Belajske Poljice in Duga Resa area (<5), Koska in Nasice area (<5), and in Vinski Vrh in Duga Resa area (<5).