Supkowski Family History

You can see how Supkowski families moved over time by selecting different census years. The Supkowski family name was found in the USA in 1920. In 1920 there was 1 Supkowski family living in Illinois. This was about 33% of all the recorded Supkowski's in USA. Illinois and 2 other states had the highest population of Supkowski families in 1920.

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