Trillion Family History

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

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