Ontho Family History

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

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