Decogan Family History

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

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