Io Family History

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

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