Coi Family History

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

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