Ondroncky Family History

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

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