Onzo Family History

You can see how Onzo families moved over time by selecting different census years. The Onzo family name was found in the USA in 1920. In 1920 there was 1 Onzo family living in Connecticut. This was about 50% of all the recorded Onzo's in USA. Connecticut and 1 other state had the highest population of Onzo families in 1920.

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