Dethardt Family History

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

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