Duffenbacker Family History

You can see how Duffenbacker families moved over time by selecting different census years. The Duffenbacker family name was found in the USA in 1840. In 1840 there was 1 Duffenbacker family living in Illinois. This was 100% of all the recorded Duffenbacker's in USA. Illinois had the highest population of Duffenbacker families in 1840.

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