Siedlacki Family History

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

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