Gromkowski Family History

You can see how Gromkowski families moved over time by selecting different census years. The Gromkowski family name was found in the USA in 1920. In 1920 there were 2 Gromkowski families living in New Jersey. This was 100% of all the recorded Gromkowski's in USA. New Jersey had the highest population of Gromkowski families in 1920.

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