Demlon Family History

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

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