Palajsa families are Croats and they are mostly from Karlovac. In the past century, relatively most of Croatian residents bearing this family name were born in Karlovac and in Duga Resa area. In places Skupica and Bukovje Netretićko in Duga Resa area every sixth inhabitant had the family name Palajsa.
Prevalence
About 180 people with faimily name Palajsa live in Croatia today, in 70 households. There were 90 of them in the middle of the past century, and their number doubled. They are located in 6 Croatian counties and 12 other places, mostly in Karlovac (145), Duga Resa (20), Skupica in Duga Resa area (<10), Split (<10), and in Podvozic in Duga Resa area (<5).
In the sources analysed in the project Acta Croatica so far, the name is mentioned few times, the first time 2007 in source Encyclopaedia of Croatian Surnames.