Kosis Family History

You can see how Kosis families moved over time by selecting different census years. The Kosis family name was found in the USA in 1920. In 1920 there were 4 Kosis families living in Illinois. This was about 44% of all the recorded Kosis's in USA. Illinois had the highest population of Kosis families in 1920.

Use census records and voter lists to see where families with the Kosis surname lived. Within census records, you can often find information like name of household members, ages, birthplaces, residences, and occupations.