Kosiorowski Family History

You can see how Kosiorowski families moved over time by selecting different census years. The Kosiorowski family name was found in the USA in 1920. In 1920 there were 2 Kosiorowski families living in Illinois. This was about 50% of all the recorded Kosiorowski's in USA. Illinois had the highest population of Kosiorowski families in 1920.

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