Olanczak Family History

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

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