Onderka Family History

You can see how Onderka families moved over time by selecting different census years. The Onderka family name was found in the USA in 1920. In 1920 there were 2 Onderka families living in Pennsylvania. This was about 50% of all the recorded Onderka's in USA. Pennsylvania had the highest population of Onderka families in 1920.

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