Trepanowski Family History

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

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