Yonczak Family History

You can see how Yonczak families moved over time by selecting different census years. The Yonczak family name was found in the USA in 1920. In 1920 there were 2 Yonczak families living in New Jersey. This was 100% of all the recorded Yonczak's in USA. New Jersey had the highest population of Yonczak families in 1920.

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