Solar families are mainly Croats and they are mostly from Varazdin area , often Serbs. In the past century, relatively most of Croatian residents bearing this family name were born in Virovitica and Bjelovar.
Prevalence
About 230 people with faimily name Solar live in Croatia today, in 110 households. There were 350 of them in the middle of the past century, and their number decreased by 30 percent. They are located in the most of Croatian counties, in 25 cities and 38 other places, mostly in Zagreb (35), Slavonski Brod (15), Bartolovec in Varazdin area (15), Osijek (10), and in Varazdin (10).
In the sources analysed in the project Acta Croatica so far, the name is mentioned over twenty times, the first time 1902 in source Hartmann's General List of Apartments in Zagreb.