Slackowski Family History

You can see how Slackowski families moved over time by selecting different census years. The Slackowski family name was found in the USA in 1920. In 1920 there was 1 Slackowski family living in Illinois. This was 100% of all the recorded Slackowski's in USA. Illinois had the highest population of Slackowski families in 1920.

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