Oniski Family History

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

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