Coswaski Family History

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

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