Demcowicz Family History

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

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