Rontio Family History

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

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